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3-Nitrobenzenesulfonic acid sodium salt can also be used as an oxidant in dye synthesis.
3-Nitrobenzenesulfonic acid sodium salt is used as anti-dyeing agent for vat dyes, sulfur dyes and color protection agent for dyes, rust remover for ships and nickel removal agent for electroplating, and is also an intermediate for dyes and vanillin.
3-Nitrobenzenesulfonic acid sodium salt is used finishing agents, Metal products not covered elsewhere.
CAS Number: 127-68-4
EC Number: 204-857-3
MDL Number: MFCD00007490
Molecular Formula: C₆H₄NNaO₅S
Molecular weight: 225.15 g/mol
SYNONYMS:
3-Nitrobenzenesulfonic acid sodium salt, Sodium 3-nitrobenzenesulphonate, Sodium m-nitrobenzenesulfonate, Benzenesulfonic acid, 3-nitro-, sodium salt, Sodium meta-nitrobenzene sulfonate, m-Nitrobenzenesulfonic acid sodium salt, Nitrobenzene-m-sulfonate sodium, Ludigol, Nitrol S, Tiskan, 127-68-4, SODIUM 3-NITROBENZENESULFONATE, 3-Nitrobenzenesulfonic acid sodium salt, Sodium m-nitrobenzenesulfonate, Tiskan [Czech], Ludigol, Nacan, Ludigol F,60, Tiskan, Benzenesulfonic acid, 3-nitro-, sodium salt, 3-Nitrobenzenesulfonic acid, sodium salt, HSDB 5614, m-Nitrobenzenesulfonic acid, sodium salt, NSC 9795, EINECS 204-857-3, Nitrobenzen-m-sulfonan sodny, UNII-1F11SXJ4C6, Nitrobenzen-m-sulfonan sodny [Czech], m-Nitrobenzenesulfonic acid sodium salt, DTXSID2027048, DTXCID107048, EC 204-857-3, NSC-9795, TISKAN (CZECH), SODIUM 3-NITROBENZENESULFONATE [HSDB], NITROBENZEN-M-SULFONAN SODNY (CZECH), Nitrobenzenmsulfonan sodny, RefChem:183678, Sodium mnitrobenzenesulfonate, mNitrobenzenesulfonic acid sodium salt, 3Nitrobenzenesulfonic acid, sodium salt, Benzenesulfonic acid, 3nitro, sodium salt, Benzenesulfonic acid, mnitro, sodium salt, SODIUM M-NITROBENZENESULFONATE [INCI], 204-857-3, Ludigol [Russian], Sodium 3-nitrobenzenesulphonate, Nitrol S, MFCD00007490, Benzenesulfonic acid, 3-nitro-, sodium salt (1:1), Benzenesulfonic acid, m-nitro-, sodium salt, sodium 3-nitrobenzene-1-sulfonate, sodium,3-nitrobenzenesulfonate, sodium m-nitrobenzene sulfonate, 1F11SXJ4C6, m-nitrobenzene sulfonic acid sodium salt, Benzenesulfonic acid, m-nitro-, sodium salt (8CI), 3-Nitrobenzenesulfonic acid sodium salt, sodium 3-nitrophenylsulfonate, Sodium3-nitrobenzenesulphonate, sodium m-nitrobezene sulfonate, SCHEMBL340713, sodium m-nitrobenzenesulphonate, orb1306487, sodium 3-nitro-benzenesulfonate, sodium 3-nitrobenzene sulfonate, sodium m-nitrobenzene-sulphonate, CHEMBL3188704, sodium 3-nitrobenzene sulphonate, sodium 3-nitro-benzene sulfonate, 3-nitrobenzene sulfonate sodium salt, Tox21_200902, Sodium 3-nitrobenzenesulfonate, 98%, 3-nitrobenzensulfonic acid sodium salt, AKOS015900868, FS00835, 3-nitro-phenylsulfonic acid sodium salt, 3-nitro benzenesulfonic acid sodium salt, 3-nitro-benzenesulfonic acid sodium salt, 3-nitrobenzene sulfonic acid sodium salt, m-nitrobenzene sulphonic acid sodium salt, NCGC00258456-01, 3-nitrobenzene sulphonic acid sodium salt, AC-11596, AS-12915, CAS-127-68-4, SY009200, DB-041868, N0141, NS00078117, EN300-142340, Q27252345, F1113-0115, benzenesulfonic acid, 3-nitro-, sodium salt, benzenesulfonic acid, 3-nitro-, sodium salt (1:1), benzenesulfonic acid, m-nitro-, sodium salt, ludigol, ludigol F,60, nacan, nitrobenzen-m-sulfonan sodny, 3-nitrobenzene sulfonic acid sodium salt, m-nitrobenzenesulfonic acid sodium salt, 3-nitrobenzenesulfonic acid, sodium salt, m-nitrobenzenesulfonic acid, sodium salt, nitrol S, sodium 3-nitrobenzene sulfonate, sodium 3-nitrobenzenesulfonate, sodium 3-nitrobenzenesulphonate, sodium meta-nitrobenzene sulfonate, sodium,3-nitrobenzenesulfonate, tiskan, Benzenesulfonic acid,3-nitro-,sodium salt (1:1), Benzenesulfonic acid,m-nitro-,sodium salt, Benzenesulfonic acid,3-nitro-,sodium salt, Nitrol S, Nacan, Sodium m-nitrobenzenesulfonate, Sodium 3-nitrobenzenesulfonate, m-Nitrobenzenesulfonic acid sodium salt, Ludigol, 3-Nitrobenzenesulfonic acid sodium salt, m-Nitrobenzenesulfonic acid sodium salt, Sodium m-nitrobenzenesulfonate, Sodium 3-nitrophenylsulfonate, Register liquid, Resist S, Fangranyan S, Resist salt L, 55945-59-0, RESIST SALT, 3-nitrobenzenesulfonate, 3-nitrobenzenesulfonic acid, SODIUM M-NITROBENZENESULFONATE, sodium 3-nitrobenzenesulfonate, SODIUM 3-NITROBENZENESULFONATE, Sodium 3-nitrobenzenesulphonate, M-NITROBENZENESULFONIC ACID, NA SALT, 3-Nitrobenzenesulfonic Acid Sodium Salt, M-NITROBENZENESULFONIC ACID SODIUM SALT, 3-NITROBENZENESULFONIC ACID SODIUM SALT, NITROBENZENESULFONIC(M-) ACID, SODIUM SALT
3-Nitrobenzenesulfonic Acid Sodium Salt is an aromatic sulfonate compound in which a nitro group and a sulfonate group are substituted on a benzene ring in the meta position.
The presence of both a strongly electron-withdrawing nitro group and an ionized sulfonate moiety gives the molecule a highly polar character and excellent water compatibility.
As a sodium salt, 3-Nitrobenzenesulfonic acid sodium salt exists predominantly in ionic form in aqueous systems, which explains its high solubility and ease of incorporation into water-based industrial formulations.
From a chemical reactivity standpoint, 3-Nitrobenzenesulfonic acid sodium salt is chemically stable and resistant to hydrolysis under normal industrial conditions, while the nitro group can participate in reduction reactions to form corresponding amino derivatives.
This dual functionality makes 3-Nitrobenzenesulfonic acid sodium salt particularly useful as a precursor or intermediate in multistep organic syntheses, especially in the production of dyes, pigments, and specialty chemicals.
In synthetic chemistry, 3-Nitrobenzenesulfonic acid sodium salt is often employed where controlled electron withdrawal from the aromatic ring is required to direct further substitution reactions.
From a formulation perspective, 3-Nitrobenzenesulfonic acid sodium salt is compatible with a wide range of inorganic salts and organic auxiliaries commonly used in industrial water-based systems.
It does not easily precipitate in the presence of typical electrolytes, which makes 3-Nitrobenzenesulfonic acid sodium salt suitable for complex formulations such as dye baths, metal treatment solutions, and chemical reaction media.
However, due to its ionic nature, 3-Nitrobenzenesulfonic acid sodium salt is generally incompatible with strongly cationic surfactants, where ion pairing or precipitation may occur.
Environmentally, 3-Nitrobenzenesulfonic Acid Sodium Salt is considered persistent in water due to the stability of the sulfonate group, but it is not classified as volatile and does not bioaccumulate significantly because of its high polarity.
Waste streams containing 3-Nitrobenzenesulfonic acid sodium salt are typically treated via conventional industrial wastewater processes, including dilution, neutralization, and biological treatment, although complete mineralization may be limited without advanced oxidation methods.
In terms of regulatory and industrial handling context, 3-Nitrobenzenesulfonic acid sodium salt is registered under European chemical regulations and is primarily intended for professional and industrial use rather than consumer applications.
3-Nitrobenzenesulfonic acid sodium salt is not used as a finished consumer ingredient but as a functional intermediate or processing aid.
From a processing and storage standpoint, 3-Nitrobenzenesulfonic acid sodium salt’s hygroscopic nature requires protection from moisture to prevent caking and handling difficulties.
While 3-Nitrobenzenesulfonic acid sodium salt is thermally stable under normal storage conditions, prolonged exposure to high temperatures may lead to slow decomposition.
For this reason, 3-Nitrobenzenesulfonic acid sodium salt is usually stored in sealed containers in cool, dry environments and handled using standard industrial hygiene practices.
Overall, 3-Nitrobenzenesulfonic Acid Sodium Salt is best characterized as a highly functional, water-soluble aromatic sulfonate with strong industrial relevance rather than a consumer-facing chemical.
Its value lies in its stability, polarity, and predictable chemical behavior, which allow 3-Nitrobenzenesulfonic acid sodium salt to serve reliably as an auxiliary, intermediate, or performance-enhancing additive across textile, chemical synthesis, and surface treatment industries.
USES and APPLICATIONS of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
3-Nitrobenzenesulfonic acid sodium salt is used as a catalyst, also used in organic synthesis, dye industry, etc.
3-Nitrobenzenesulfonic acid sodium salt is a mild oxidant, which can protect the color light when printing or padding, dyeing and steaming of the fabric.
When cooking and mercerizing the fabric, 3-Nitrobenzenesulfonic acid sodium salt should be attached to stop the knife wire and mask to offset the effect of reducing substances.
3-Nitrobenzenesulfonic acid sodium salt can also be used as an oxidant in dye synthesis.
3-Nitrobenzenesulfonic acid sodium salt is used as anti-dyeing agent for vat dyes, sulfur dyes and color protection agent for dyes, rust remover for ships and nickel removal agent for electroplating, and is also an intermediate for dyes and vanillin.
3-Nitrobenzenesulfonic acid sodium salt is a dye intermediate, used as an anti-dye agent for vat dyes, sulfide dyes and a color protective agent for dyes, and can be used as a ship's rust inhibitor and electroplating nickel removal agent.
3-Nitrobenzenesulfonic acid sodium salt is used as a vat dye, an anti-dye agent for sulfide dyes and a color protective agent for dyes, a ship's rust removal agent and an electroplating nickel removal agent, and an intermediate for dyes and vanillin.
3-Nitrobenzenesulfonic acid sodium salt serves primarily as a chemical intermediate and processing aid in industrial and research contexts.
3-Nitrobenzenesulfonic acid sodium salt is used as anti-staining agent for vat dyes, sulfur dyes and color-forming protective agents for dyes, rust remover for ships and nickel remover for electroplating, and is also an intermediate for dyes and vanillin.
3-Nitrobenzenesulfonic acid sodium salt is used finishing agents, Metal products not covered elsewhere.
3-Nitrobenzenesulfonic acid sodium salt is a dye intermediate, used as a vat dye, sulfur dye anti-dyeing agent and dye color protection agent, and can be used as a Marine rust inhibitor and electroplating nickel removal agent.
3-Nitrobenzenesulfonic acid sodium salt can be used as a dye intermediate, an anti-dyeing agent for sulfur dyes and a color forming and protecting agent for dyes, and can be used as a rust remover for ships and a nickel removing agent for electroplating, and can also be used to prepare vanillin and the like.
3-Nitrobenzenesulfonic acid sodium salt can also be used as a chemical reagent in chemical analysis.
In textile and dyeing applications, 3-Nitrobenzenesulfonic Acid Sodium Salt is valued for its role as a leveling agent, anti-reduction agent, or dye-stabilizing auxiliary.
3-Nitrobenzenesulfonic acid sodium salt helps prevent unwanted reduction of vat and sulfur dyes during processing, thereby improving shade consistency and color fastness.
3-Nitrobenzenesulfonic acid sodium salt's sulfonate group enhances affinity for aqueous dye baths, ensuring uniform dispersion and controlled interaction with fibers.
This makes 3-Nitrobenzenesulfonic acid sodium salt particularly useful in cotton and cellulose-based textile treatments.
In electroplating and surface treatment industries, 3-Nitrobenzenesulfonic acid sodium salt functions as a bath additive that influences grain structure and surface smoothness of deposited metals.
Its aromatic sulfonate structure allows 3-Nitrobenzenesulfonic acid sodium salt to adsorb onto metal surfaces, where it can modify deposition kinetics and improve coating quality.
Such additives are commonly used to achieve finer crystal structures and reduce surface defects in metal finishes.
-Industrial & Chemical Uses of 3-Nitrobenzenesulfonic acid sodium salt:
Chemical intermediate (e.g., in synthesis of quinoline and other organic compounds).
Dye & pigment industry; 3-Nitrobenzenesulfonic acid sodium salt is used in textile printing, vat dye anti-whitening, color protection.
Electroplating additive and metal finishing auxiliary.
Auxiliary in fabric processing such as discharge printing and dye fixation.
Reagent in pharmaceutical intermediate synthesis (e.g., azetidinyl ketolides).
3-Nitrobenzenesulfonic acid sodium salt is used in research and laboratory synthesis.
METHODS OF MANUFACTURING of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
In the enamel kettle, first add 350 parts of fuming sulfuric acid, control the temperature of the kettle to 0～5℃, slowly add nitrobenzene under stirring, add 132 parts of nitrobenzene within 1h, and raise the temperature of the kettle to 100℃, keep warm 2h.
Sampling to measure the end point of sulfonation (drop 1 to 2 drops of material into a 10ml test tube filled with clear water, and no turbidity proves to the end).
After the sulfonation reaction is completed, it is cooled, slowly added to ice water, and 2,000 parts of common salt are added in about 3 hours.
After salting out for a few hours, it is allowed to stand overnight, suction filtered, and dried to obtain intermediate m-nitrobenzenesulfonic acid.
Put m-nitrobenzene sulfonic acid into 500 parts of hot water and boil to dissolve.
Remove a small amount of sulfone.
Add 50 parts of soda ash for neutralization, then add activated carbon for decolorization, filter while hot, and cool the filtrate to crystallize.
After the filter cake is washed with a small amount of water, it is dried below 50°C to obtain the finished product, 3-Nitrobenzenesulfonic acid sodium salt.
NATURE of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
3-Nitrobenzenesulfonic acid sodium salt is a white crystals, melting point 70 °c, deliquescent in air.
3-Nitrobenzenesulfonic acid sodium salt is soluble in water and ethanol, and gradually decomposed in aqueous solution.
PREPARATION METHOD of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
using benzene as raw material, benzene sulfonic acid was prepared by sulfonation of fuming sulfuric acid, and then nitrated with nitric acid to produce m-nitrobenzenesulfonic acid, then neutralized with lime milk to obtain calcium M-nitrobenzenesulfonate, and then replaced with pure alkali, product M-nitrobenzenesulfonate.
PRODUCTION METHOD of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
industrial production can be obtained by sulfonation and neutralization of nitrobenzene.
Raw material consumption quota: benzene (98%)400 kg/t, sulfuric acid (98%)550 kg/t, nitric acid (98%)390 kg/t, liquid alkali (30%)500 kg/t, fuming sulfuric acid (containing SO 320%)410 kg/t, lime milk 550 kg/t, soda ash (95%)30 kg/t.
In enamel kettle, 350 parts of fuming sulfuric acid are added first, the temperature of the kettle is controlled to 0~5 ℃, nitrobenzene is slowly added under stirring, 132 parts of nitrobenzene are added within 1h, then the temperature of the kettle is raised to 100 ℃, and the temperature is kept for 2h.
Sampling to measure the sulfonation end point (drop 1~2 drops of materials into 10ml test tube filled with clear water, and no turbidity proves to reach the end point).
After the sulfonation reaction is completed, it is cooled, slowly added into ice water, and 2,000 parts of salt are added in about 3 hours.
After salting out for several hours, it is left to stand overnight, sucked and filtered, and pressed to dry to obtain the intermediate 3-Nitrobenzenesulfonic acid sodium salt.
Put 3-Nitrobenzenesulfonic acid sodium salt into 500 parts of hot water, boil and dissolve.
Remove a small amount of sulfone.
Add 50 parts of soda ash to neutralize and then add activated carbon to decolorize, filter while hot, and cool and crystallize the filtrate.
The filter cake is washed with a small amount of water and dried below 50 ℃ to obtain the finished product.
PHYSICAL and CHEMICAL PROPERTIES of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
Melting Pt: 350 °C
Storage Temperature: Ambient
Molecular weight: 225.15
Appearance: white powder
Content: 90% & 95%
PH (1% solution): 7-9
Moisture: 3% max.
Appearance Form: Needles
Color: yellow
Odor: No data available
Odor Threshold: No data available
pH: No data available
Melting point/freezing point: No data available
Initial boiling point and boiling range: No data available
Flash point: 100 °C - closed cup
Evaporation rate: No data available
Flammability (solid, gas): No data available
Upper/lower flammability or explosive limits: No data available
Vapor pressure: No data available
Vapor density: No data available
Relative density: No data available
Water solubility: No data available
Partition coefficient: n-octanol/water: No data available
Autoignition temperature: No data available
Decomposition temperature: No data available
Viscosity
Viscosity, kinematic: No data available
Viscosity, dynamic: No data available
Explosive properties: No data available
Oxidizing properties: No data available
Other safety information:
Bulk density 450 kg/m3
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 52.30 °C. @ 760.00 mm Hg
Boiling Point: 217.50 °C. @ 760.00 mm Hg
Soluble in: water, 2.77E+05 mg/L @ 20 °C (exp)
Min. Purity Spec: 98% (HPLC)
Physical Form (at 20°C): Solid
Melting Point: >350°C
Flash Point: 100°C
Long-Term Storage: Store long-term in a cool, dry place
Assay: 98%
Appearance (Form): Powder
Appearance (Colour): White to yellow to faint beige
Solubility: Water: soluble50 mg/mL, clear to slightly hazy, faintly yellow to yellow
Molecular Weight: 225.16
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 5
Rotatable Bond Count: 0
Exact Mass: 224.97078768
Monoisotopic Mass: 224.97078768
Topological Polar Surface Area: 111 Ų
Heavy Atom Count: 14
Formal Charge: 0
Complexity: 274
Compound Formula: C6H4NNaO5S
Molecular Weight: 225.15
Appearance: Off-white to yellow powder
Melting Point: 350 °C
Boiling Point: N/A
Density: N/A
Solubility in H2O: N/A
pH: 6-10 (1% aq. soln)
Exact Mass: 224.970788
Monoisotopic Mass: 224.970788
Name: 3-Nitrobenzenesulfonic Acid Sodium Salt
IUPAC: sodium 3-nitrobenzene-1-sulfonate
CAS Number: 127-68-4
EC Number: 204-857-3
Molecular Formula: C₆H₄NNaO₅
Molar Mass: ~225.15 g/mol
Structure: Sulfonate sodium salt of meta-nitrobenzenesulfonic acid
Physical State & Appearance: Crystalline solid, white to light yellow powder
Hygroscopic: Absorbs moisture
Key Physical Properties
Melting Point: ~350 °C (decomposes)
Boiling Point: ~217–219 °C (reported)
Density: ~0.45 g/cm³ (20 °C) or ~1.637 g/cm³ depending on measurement method
Vapor Pressure: ~10.3 Pa at 25 °C
Flash Point: ≈100 °C
pH: ~8 in aqueous solution (depending on concentration)
Solubility: Very soluble in water (~200 g/L at 20 °C); also soluble in ethanol, ethyl ether
Chemical Behavior: Organic sulfonate salt with a nitro substituent on benzene
Oxidizing Behavior: Moderately oxidizing in neutral/alkaline medium
CAS: 127-68-4
EC Number: 204-857-3
Formula: C₆H₄NNaO₅
Molar Mass: ~225.15 g/mol
Solubility: High in water
Melting Point: ~350 °C
Uses: Industrial intermediate and processing aid
Molecular Weight: 225.16 g/mol
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 5
Rotatable Bond Count: 0
Exact Mass: 224.97078768 Da
Monoisotopic Mass: 224.97078768 Da
Topological Polar Surface Area: 111 Ų
Heavy Atom Count: 14
Formal Charge: 0
Complexity: 274
Isotope Atom Count: 0
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count: 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0
Covalently-Bonded Unit Count: 2
Compound Is Canonicalized: Yes
CAS: 127-68-4
IUPAC Name: sodium 3-nitrobenzene-1-sulfonate
Molecular Formula: C6H4NNaO5S
InChI Key: LJRGBERXYNQPJI-UHFFFAOYSA-M
SMILES: [Na+].[O-]N+
C1=CC=CC(=C1)S([O-])(=O)=O
Molecular Weight (g/mol): 225.15
Synonym: sodium M-nitrobenzenesulfonate
Appearance (Form): Powder or crystalline powder
Appearance (Color): White to yellow
Infrared spectrum: Conforms
Water: =<3.0 % (K.F.)
HPLC: >=96.0 %
Linear Formula: 3-(NO2)C6H4SO3Na
CAS Number: 127-68-4
Molecular Weight: 225.15
Other(deleted CASRN): 55945-59-0
ECHA EINECS - REACH Pre-Reg: 204-857-3
FDA UNII: 1F11SXJ4C6
Beilstein Number: 3639982
MDL: MFCD00007490
Molecular Weight: 225.15564928
Formula: C6 H4 N Na O5 S
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 52.30 °C @ 760.00 mm Hg
Boiling Point: 217.50 °C @ 760.00 mm Hg
Soluble in: water, 2.77E+05 mg/L @ 20 °C
Physical state: solid
Form: Needles
Color: yellow
Odor: No data available
Melting point: No data available
Boiling point: No data available
Flammability: No data available
Upper explosion limit / Upper flammability limit: No data available
Lower explosion limit / Lower flammability limit: No data available
Flash point: 100 °C
Method: closed cup
Autoignition temperature: 355 °C
Decomposition temperature: No data available
pH: No data available
Viscosity, dynamic: No data available
Viscosity, kinematic: No data available
Flow time: No data available
Water solubility: No data available
Partition coefficient: noctanol/water: No data available
Vapor pressure: No data available
Relative density: No data available
Density: 0,45 g/cm3 (20 °C)
Bulk density: 450 kg/m3
Relative vapour density: No data available
Other information
Explosives: No data available
Oxidizing properties: No data available
Burning rate: No data available
Evaporation rate: No data available
Molecular weight: 225,16 g/mol
Linear Formula: 3-(NO2)C6H4SO3Na
CAS Number: 127-68-4
Molecular Weight: 225.15
UNSPSC Code: 12352107
EC Index Number: 204-857-3
NACRES: NA.22
MDL number: MFCD00007490
Form: needles
Molecular Weight: 225.15
Exact Mass: 224.970779
EC Number: 204-857-3
UNII: 1F11SXJ4C6
DSSTox ID: DTXSID2027048
HScode: 29049085
PSA: 111
XLogP3: -2.61 (LogP)
Appearance: Light yellow Crystalline Powder
Density: 0.45 g/cm3 (20 °C)
Melting Point: 52.3 °C
Boiling Point: 217.5 °C
Flash Point: 100 °C
Water Solubility: water: soluble 50mg/mL,
clear to slightly hazy, faintly yellow to yellow
Storage Conditions: Store below +30°C.
Molecular Weight: 225.16
Hydrogen Bond Acceptor Count: 5
Exact Mass: 224.97078768
Monoisotopic Mass: 224.97078768
Topological Polar Surface Area: 111
Heavy Atom Count: 14
Complexity: 274
Covalently-Bonded Unit Count: 2
Compound Is Canonicalized: Yes
CAS: 127-68-4
EINECS: 204-857-3
InChI: InChI=1/C6H5NO5S/c8-7(9)5-2-1-3-6(4-5)13(10,11)12/h1-4H,(H,10,11,12)/p-1
InChIKey: LJRGBERXYNQPJI-UHFFFAOYSA-M
Molecular Formula: C6H4NNaO5S
Molar Mass: 225.15
Density: 0.45 g/cm3 (20 °C)
Melting Point: 350 °C
Boling Point: 217.5°C
Flash Point: 100°C
Water Solubility: 200 g/L (20 ºC)
Solubility: Easily soluble in water, soluble in ethanol, insoluble in ether.
Decomposition by chop in aqueous solution.
Solubility in water: 200G/L (20°C).
Vapor Presure: 10.3Pa at 25℃
Appearance: Bright yellow crystal
Color: Light yellow
BRN: 3639982
pKa: 0 at 20 ℃
PH: 8 (50g/l, H2O, 23℃)
Storage Condition: Store below +30°C.
Stability: Stable.
Hygroscopic.
Incompatible with strong oxidizing agents.
Sensitive: Hygroscopic
MDL: MFCD00007490
FIRST AID MEASURES of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with water/ shower.
Consult a physician.
*In case of eye contact
After eye contact:
Rinse out with plenty of water.
Remove contact lenses.
*If swallowed
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed:
No data available
ACCIDENTAL RELEASE MEASURES of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
-Personal precautions, protective equipment and emergency procedures:
Advice for non-emergency personnel:
Ensure adequate ventilation.
-Environmental precautions
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
-Extinguishing media:
*Suitable extinguishing media:
Water
Foam
Carbon dioxide (CO2)
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use Safety glasses.
*Skin protection:
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Splash contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Material tested:KCL 741 Dermatril® L
*Body Protection:
protective clothing
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
-Storage:
Store in a tightly closed container.
Store in a cool, dry, well-ventilated area away from incompatible substances.
Store protected from moisture.
-Handling:
Use only in a well ventilated area. .
Keep container tightly closed.
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
Recommended storage temperature see product label.
STABILITY and REACTIVITY of 3-NITROBENZENESULFONIC ACID SODIUM SALT:
-Stability:
Stable at room temperature in closed containers under normal storage and handling conditions.
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Incompatible materials:
No data available
