TETRACHLOROPHTHALIC ANHYDRIDE

Tetrachlorophthalic Anhydride is used as a flame retardant additive in paints.
Tetrachlorophthalic Anhydride is used in the synthesis of nucleoside analogues with a specific structure as apoptosis inducing active compounds.
Tetrachlorophthalic Anhydride is also used in the synthesis of carbonic anhydrase inhbitors.

CAS Number: 117-08-8 
EC Number: 204-171-4 
Molecular Formula: C8Cl4O3 / C6Cl4(CO)2O
Molecular Weight: ~ 285.90 g/mol

SYNONYMS:
tetrachlorophthalic anhydride, tetrathal, 4,5,6,7-tetrachloro-1,3-isobenzofurandione, niagathal, 1,3-isobenzofurandione, 4,5,6,7-tetrachloro, phthalic anhydride, tetrachloro, 4,5,6,7-tetrachloroisobenzofuran-1,3-dione, 1,3-dioxy-4,5,6,7-tetrachloroisobenzofuran, unii-76glw0lbek, ccris 6202, Tetrachlorophthalic anhydride, Tetrachloro-1,2-benzenedicarboxylic anhydride, 1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione, Niagathal, 3,4,5,6-Tetrachlorophthalic anhydride, TCPA, 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione, tetrachlorophthalic, ,5,6,7-Tetrachloro-isobenzofuran-1,3-dione, cp626, NIATHAL, TETRATHAL, orophthaL, Niagathal, NCI-C61585, 4,5,6,7-TETRACHLORO-1,3-ISOBENZOFURANDIONE, NIATHAL, TETRACHLOROPHTHARIC ANHYDRIDE, TETRACHLOROPHTHALIC ANHYDRIDE, Tetrachloro-1,2-benzenedicarboxylic acid anhydride, TETRACHLORO-1,2-BENZENEDICARBOXYLIC ANHYDRIDE, TETRATHAL, TETRATHAL(R), Phthalic anhydride, tetrachloro-, Niagathal, Tetrachlorophthalic anhydride, 1,3-Dioxo-4,5,6,7-tetrachloroisobenzofuran, NCI-C61585, 3,4,5,6-Tetrachlorophthalic anhydride, Tetrachlorophthalic acid anhydride, 4,5,6,7-Tetrachloro-isobenzofuran-1,3-dione, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, Tetrathal, 1,3-Isobenzofurandione, tetrachloro-, 1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran, NSC 1484, 1,3-Isobenzofurandione,4,5,6,7-tetrachloro-, Phthalic anhydride,tetrachloro-, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, Niagathal, Tetrachlorophthalic anhydride, 1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran, 3,4,5,6-Tetrachlorophthalic anhydride, Tetrachlorophthalic acid anhydride, NSC 1484, 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione, 858829-10-4, 204975-24-6, TETRACHLOROPHTHALIC ANHYDRIDE, 117-08-8, Tetrathal, Niagathal, 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, 4,5,6,7-Tetrachloro-2-benzofuran-1,3-dione, Phthalic anhydride, tetrachloro-, 1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran, NCI-C61585, CHEBI:59097, tetrachlorophthalic acid anhydride, 76GLW0LBEK, CP 626, DTXSID7026102, NSC-1484, DTXCID606102, RefChem:188442, 204-171-4, 4,5,6,7-tetrachloroisobenzofuran-1,3-dione, 3,4,5,6-tetrachlorophthalic anhydride, NSC 1484, MFCD00005920, etrachlorophthalic acid anhydride, tetrachloro-1,3-dihydro-2-benzofuran-1,3-dione, C8Cl4O3, CAS-117-08-8, CCRIS 6202, HSDB 2922, EINECS 204-171-4, UNII-76GLW0LBEK, BRN 0211560, AI3-09048, Epitope ID:122674, EC 204-171-4, SCHEMBL21861, Tetrachloro phthalic anhydride, 5-17-11-00260 (Beilstein Handbook Reference), 1, 4,5,6,7-tetrachloro-, CHEMBL1567912, SCHEMBL30354042, NSC1484, 1,5,6,7-tetrachloroisobenzofuran, tetrachloro-phthalic acid anhydride, Tetrachlorophthalic anhydride, 96%, Tox21_201740, Tox21_303212, BBL000527, SBB063124, STK256922, 1,3-Isobenzofurandione, tetrachloro-, AKOS003239988, FT30605, NCGC00091300-01, NCGC00091300-02, NCGC00091300-03, NCGC00256940-01, NCGC00259289-01, AC-11123, VS-00637, TETRACHLOROPHTHALIC ANHYDRIDE [HSDB], NS00009457, ST50908081, T0071, 1,3-Dioxo-4,5,6,7-tetrachloroisobenzofuran, 4,5,6,7-Tetrachloro-isobenzofuran-1,3-dione, EN300-211008, G77282, 4,5,6,7-Tetrachloro-2-benzofuran-1,3-dione #, A803707, 4,5,6,7-tetrakis(chloranyl)-2-benzofuran-1,3-dione, Q21045245, InChI=1/C8Cl4O3/c9-3-1-2(8(14)15-7(1)13)4(10)6(12)5(3)1, 1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran, 3,4,5,6-Tetrachlorophthalic anhydride, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione, Niagathal, 1,3-dioxy-4,5,6,7-tetrachloroisobenzofuran, phthalic anhydride, tetrachloro-, 4,5,6,7-tetrachloro-1,3-isobenzofurandione, 4,5,6,7-tetrachloro-2-benzofuran-1,3-dione, tetrathal, TETRACHLOROPHTHALIC ANHYDRIDE, 117-08-8, Tetrathal, Niagathal, 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, Phthalic anhydride, tetrachloro-, 4,5,6,7-Tetrachloro-2-benzofuran-1,3-dione, 1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran, 4,5,6,7-tetrachloroisobenzofuran-1,3-dione, 3,4,5,6-tetrachlorophthalic anhydride, NCI-C61585, NSC 1484, CCRIS 6202, etrachlorophthalic acid anhydride, CHEBI:59097, HSDB 2922, tetrachlorophthalic acid anhydride, UNII-76GLW0LBEK, 76GLW0LBEK, EINECS 204-171-4, CP 626, BRN 0211560, DTXSID7026102, AI3-09048, NSC-1484, MFCD00005920, tetrachloro-1,3-dihydro-2-benzofuran-1,3-dione, DTXCID606102, EC 204-171-4, 5-17-11-00260 (Beilstein Handbook Reference), 1,3-Isobenzofurandione, tetrachloro-, TETRACHLOROPHTHALIC ANHYDRIDE [HSDB], 1,3-Dioxo-4,5,6,7-tetrachloroisobenzofuran, 4,5,6,7-Tetrachloro-isobenzofuran-1,3-dione, CAS-117-08-8, Epitope ID:122674, SCHEMBL21861, tetrachloro-1,2-benzenedicarboxylic acid anhydride, Tetrachloro phthalic anhydride, Phthalic anhydride, tetrachloro, 1, 4,5,6,7-tetrachloro-, CHEMBL1567912, NSC1484, 1,5,6,7-tetrachloroisobenzofuran, tetrachloro-phthalic acid anhydride, Tetrachlorophthalic anhydride, 96%, Tox21_201740, Tox21_303212, BBL000527, STK256922, AKOS003239988, FT30605, NCGC00091300-01, NCGC00091300-02, NCGC00091300-03, NCGC00256940-01, NCGC00259289-01, 1,3Dioxy4,5,6,7tetrachloroisobenzofuran, 4,5,6,7Tetrachloro1,3isobenzofurandione, AC-11123, VS-00637, 1,3Isobenzofurandione, 4,5,6,7tetrachloro, NS00009457, T0071, EN300-211008, G77282, 4,5,6,7-Tetrachloro-2-benzofuran-1,3-dione #, A803707, 4,5,6,7-tetrakis(chloranyl)-2-benzofuran-1,3-dione, Q21045245, 204-171-4, 4,5,6,7-Tetrachloro-1,3-isobenzofurandione, Tetrachlorobenzene-1,2-dicarboxylic anhydride, 4,5,6,7-Tetrachloro-1,3-dioxophthalane, TCPA, TECP-Anh

Tetrachlorophthalic Anhydride is a white powder with a melting point of 254-255°C; slightly soluble in water.
Accessible in colorless crystalline or off white powder form, Tetrachlorophthalic Anhydride is used as suitable fire retarding factor during production of epoxy resin, textile material etc.

As an effective intermediate, Tetrachlorophthalic Anhydride is required to formulate pesticides, various organic compounds, pigments and plasticizers.
Tetrachlorophthalic Anhydride's application can also be noticed in electronic and electroplating arena.

Tetrachlorophthalic Anhydride has 253 degree C to 256 degree C melting point range.
Tetrachlorophthalic Anhydride is a white crystalline powder.
Tetrachlorophthalic anhydride is a chemical compound from the group of substituted carboxylic anhydrides . 

Tetrachlorophthalic Anhydride is a white needle-like crystals or powder
Tetrachlorophthalic Anhydride is a cyclic dicarboxylic anhydride that is phthalic anhydride chlorinated at the 4-, 5-, 6- and 7-positions.
Tetrachlorophthalic Anhydride is odorless needle-like crystals or white powder.

Tetrachlorophthalic Anhydride is sensitive to air and moisture.
Tetrachlorophthalic anhydride appears as odorless needle-like crystals or white powder.
Tetrachlorophthalic anhydride is a cyclic dicarboxylic anhydride that is phthalic anhydride chlorinated at the 4-, 5-, 6- and 7-positions.

Tetrachlorophthalic Anhydride has a role as a cross-linking reagent and an allergen.
Tetrachlorophthalic Anhydride is a cyclic dicarboxylic anhydride and a tetrachlorobenzene.
Tetrachlorophthalic Anhydride is functionally related to a phthalic anhydride.

Tetrachlorophthalic Anhydride is a white, needle-like crystals or powder
Tetrachlorophthalic Anhydride is a cyclic dicarboxylic anhydride that is phthalic anhydride chlorinated at the 4-, 5-, 6- and 7-positions.
Tetrachlorophthalic Anhydride is odorless needle-like crystals or white powder.

Tetrachlorophthalic anhydride is a chemical compound that functions as a dienophile in Diels-Alder reactions, participating in the formation of cyclic compounds.
Tetrachlorophthalic Anhydride acts as an electrophile, reacting with dienes to form adducts with high regio- and stereo-selectivity.

Tetrachlorophthalic anhydride′s mechanism of action involves the activation of the double bond in the diene, allowing for the formation of new carbon-carbon bonds.
Tetrachlorophthalic anhydride′s reactivity and ability to undergo cycloaddition reactions make it a useful building block in the synthesis of complex organic molecules.

Tetrachlorophthalic Anhydride's role in the formation of cyclic structures contributes to the development of novel materials and compounds with potential applications in various fields of research and development.
Protection of amines as their tetrachlorophthalimide derivatives, by reaction with the anhydride in the presence of triethylamine, has been found to be useful in oligosaccharide chemistry.

The group is stable to a wide range of reagents but can be selectively cleaved with ethylenediamine at lower temperatures than for the parent phthalimide derivatives; in particular, carboxylic esters are not cleaved under these conditions.
Tetrachlorophthalic anhydride is a chemical compound from the group of the substituted carboxylic acid anhydrides.

USES and APPLICATIONS of TETRACHLOROPHTHALIC ANHYDRIDE:
Tetrachlorophthalic Anhydride is used intermediate for surface coatings
Tetrachlorophthalic Anhydride is used intermediate for drugs & plasticizers
Tetrachlorophthalic Anhydride is used chemical Intermediate for pigment green 7

Tetrachlorophthalic Anhydride is used intermediate for polyurethane foams
Tetrachlorophthalic Anhydride is used flame retardant in unsaturated polyester resins
Tetrachlorophthalic Anhydride is used in the manufacture of dyes and pharmaceuticals and as a flame retardant for epoxy resins.

Tetrachlorophthalic anhydride is used as a flame-retardant additive in paints.
Tetrachlorophthalic Anhydride is a starting material for the production of tetrachlorophthalate resins, fungicides , rubber, plasticizers , non-flammable waxes, plastics, and lubricants .

Tetrachlorophthalic Anhydride is also a curing catalyst for casting resins made from aminoplast resins and epoxy resins .
Tetrachlorophthalic Anhydride is also used in the production of phthalocyanines, xanthene dyes, isoindolinone or quinophthalone pigments, and is also used in color filters for liquid crystal displays , in lithographic printing plates , and in the production of tetrafluorinated phthalic and benzoic acid derivatives.

Tetrachlorophthalic Anhydride is used in the synthesis of nucleoside analogues with a specific structure as apoptosis inducing active compounds.
Tetrachlorophthalic Anhydride is also used in the synthesis of carbonic anhydrase inhbitors.
Tetrachlorophthalic Anhydride is used intermediate in dyes, pharmaceuticals, plasticizers, and other organic materials; flame-retardant in epoxy resins.

Tetrachlorophthalic Anhydride is used intermediate in organic synthesis: dyes, pharmaceuticals.
Tetrachlorophthalic Anhydride is used as a reactive intermediate for flame retardants, plasticizers, epoxy resins.
Tetrachlorophthalic Anhydride is sometimes used in specialized chemical syntheses (e.g. for making nucleoside analogues, or carbonic anhydrase inhibitors)

Tetrachlorophthalic Anhydride is used as a flame retardant additive in paints.
Tetrachlorophthalic Anhydride is a starting material for the production of Tetrachlorphthalat resins, fungicides, rubber, plasticizers, non-flammable waxes, plastics and lubricants.

Uses of Tetrachlorophthalic Anhydride: Intermediate in dyes, pharmaceuticals, plasticizers, and other organic materials; flame-retardant in epoxy resins.
Tetrachlorophthalic Anhydride is used in the synthesis of nucleoside analogues with a specific structure as apoptosis inducing active compounds.
Tetrachlorophthalic Anhydride is also used in the synthesis of carbonic anhydrase inhbitors.

CHARACTERISTICS of TETRACHLOROPHTHALIC ANHYDRIDE:
Tetrachlorophthalic anhydride is a flammable, colorless solid in the form of prisms or needles.
Tetrachlorophthalic Anhydride is practically insoluble in cold water and converts to tetrachlorophthalic acid in hot water.
Reaction of tetrachlorophthalic anhydride with amines produces tetrachlorophthalimides , which serve as protecting groups for amines in carbohydrate and amino acid chemistry. 

ADVANTAGES of TETRACHLOROPHTHALIC ANHYDRIDE:
Because of Tetrachlorophthalic Anhydride's high chlorine content and stability, useful as a reactive building block for flame‐retardant materials.
High melting point and low vapor pressure make Tetrachlorophthalic Anhydride less volatile; handling easier than volatile chemicals.
Strong electrophilic anhydride reactivity allows use in various acylation, resin curing, polymer crosslinking applications.

SOLUBILITY of TETRACHLOROPHTHALIC ANHYDRIDE:
Tetrachlorophthalic Anhydride hydrolyzes slowly in water.

NOTES of TETRACHLOROPHTHALIC ANHYDRIDE:
Tetrachlorophthalic Anhydride is hygroscopic.
Store Tetrachlorophthalic Anhydride away from oxidizing agents, acids.

PURIFICATION METHODS of TETRACHLOROPHTHALIC ANHYDRIDE:
Crystallise the anhydride from chloroform or *benzene, then sublime Tetrachlorophthalic Anhydride in a vacuum.

EXTRACTION AND PRESENTATION of TETRACHLOROPHTHALIC ANHYDRIDE:
Tetrachlorophthalic anhydride can be prepared by direct chlorination of phthalic anhydride in an organic solvent .
If the chlorination is carried out in fuming sulfuric acid with iodine as a catalyst , 3,6-dichlorophthalic anhydride is formed as an intermediate. 

PHYSICAL and CHEMICAL PROPERTIES of TETRACHLOROPHTHALIC ANHYDRIDE:
Name / IUPAC‐like name: 4,5,6,7-Tetrachloro-1,3-isobenzofuran-1,3-dione (i.e. tetrachlorophthalic anhydride)
CAS Number: 117-08-8
EC / EINECS Number: 204-171-4
Molecular Formula: C₈Cl₄O₃
Molecular Weight: ~ 285.90 g/mol
Appearance / Form: White to off-white powder / flakes / needle-like crystals
Melting point: ~ 253-257 °C
Boiling point: ~ 371 °C (literature value)
Vapor pressure: ~ 0.16 mmHg at 145 °C
Density: ~ 1.49 g/cm³ (solid)

Solubility: Very low in water: ~ 0.8 mg/L at ~ 21-25 °C; 
slight solubility in heated organic solvents (chloroform, DMSO, methanol)
LogP (octanol-water partition coefficient): ~ 3.2
pKa: ~ 3.01 at 20 °C
Flash point: ~ 362 °C (closed cup)
Stability / Reactivity: Stable under dry conditions; sensitive to water / moisture; 
reacts (slowly) with water (exothermic on heating or with acid catalyst), 
incompatible with strong oxidizers, alcohols, bases, amines; 
air & moisture sensitive
Melting point: 253-257 °C(lit.)

Boiling point: 371 °C(lit.)
Density: 1.49
Vapor pressure: 0.16 mm Hg ( 145 °C)
Fp: 362°C
Storage temp.: Store below +30°C.
Solubility: Chloroform (Slightly, Heated), DMSO (Heated), Methanol (Slightly, Heated)
Form: Flakes
pKa: 3.01[at 20 ℃]
Color: White to off-white
Water Solubility: 0.8 mg/L (21 ºC)
Sensitive: Moisture Sensitive
BRN: 211560

Exposure limits: ACGIH: TWA 0.002 mg/m3 (Skin)
Stability: Stable. Reacts with water. 
InChIKey: AUHHYELHRWCWEZ-UHFFFAOYSA-N
LogP: 3.2 at 25℃
CAS DataBase Reference: 117-08-8(CAS DataBase Reference)
NIST Chemistry Reference: 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-(117-08-8)
EPA Substance Registry System: Tetrachlorophthalic anhydride (117-08-8)
XLogP3-AA: 3.8
Molecular weight: 285.9 g/mol
Vapor pressure est.: 0 hPa @ 20°C

Vapor pressure est.: 0 hPa @ 25°C
Evaporation rate: Ultra slow
Melting point expt.: 491 to 494 °F (NTP, 1992)
Melting point expt.: 255-256.5 °C
Melting point expt.: 255 °C
Boiling point: 700 °F at 760 mmHg (sublimes) (NTP, 1992)
Boiling point: 371 °C
Boiling point notes: SUBLIMES @ BOILING POINT; DECOMP IN HOT WATER
Flash point expt.: 362 °C c.c.

Solubility expt.: less than 1 mg/mL at 70 °F (NTP, 1992)
Solubility expt.: SLIGHTLY SOLUBLE IN ETHER
Solubility expt.: SLIGHTLY SOL IN WATER
Solubility in water, g/100ml at 20 °C: 0.4
CAS No.: 117-08-8
Molecular Formula: C8Cl4O3
InChIKeys: InChIKey=AUHHYELHRWCWEZ-UHFFFAOYSA-N
Molecular Weight: 285.9
Exact Mass: 285.90
BRN: 211560

EC Number: 204-171-4
UNII: 76GLW0LBEK
ICSC Number: 1374
NSC Number: 1484
UN Number: 3077
DSSTox ID: DTXSID7026102
Color/Form: PRISMS, NEEDLES FROM SUBLIMATION|WHITE, FREE-FLOWING POWDER
HScode: 2932999099
PSA: 43.4
XLogP3: 3.56

Appearance: White to off-white Flakes
Density: 1.49 at 527° F (NTP, 1992)
Melting Point: 255-256.5 °C
Boiling Point: 371 °C
Flash Point: 362°C
Refractive Index: 1.656
Water Solubility: H2O: 0.8 mg/L (21 ºC)
Storage Conditions: Store below +30°C.
Vapor Pressure: 0.16 mm Hg ( 145 °C)
Odor: ODORLESS
Experimental Properties: NONHYGROSCOPIC

Air and Water Reactions: Sensitive to air and moisture.
Reactive Group: Anhydrides
Compound Canonicalized: Yes
Molecular Weight: 285.9 g/mol
XLogP3-AA: 3.8
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 3
Rotatable Bond Count: 0
Exact Mass: 285.857205 Da
Monoisotopic Mass: 283.860155 Da
Topological Polar Surface Area: 43.4 Ų

Heavy Atom Count: 15
Formal Charge: 0
Complexity: 291
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: 1

Compound Is Canonicalized: Yes
CBNumber: CB3313062
Molecular Formula: C8Cl4O3
Molecular Weight: 285.9
MDL Number: MFCD00005920
MOL File: 117-08-8.mol
CAS Number: 117-08-8
Characteristics:
Molar mass: 285.90 g mol −1
State of matter: fixed

Density: 1.98 g cm −3
Melting point: 253–256 °C
Boiling point: 350 °C
Solubility: practically insoluble in water (0.8 mg·l −1 at 21 °C)
Melting point: 253-257 °C(lit.)
Boiling point: 371 °C(lit.)
Density: 1.49
Vapor pressure: 0.16 mm Hg (145 °C)
Flash point: 362°C

Storage temp.: Store below +30°C.
Solubility: Chloroform (Slightly, Heated), DMSO (Heated), Methanol (Slightly, Heated)
Form: Flakes
pKa: 3.01[at 20 ℃]
Color: White to off-white
Water Solubility: 0.8 mg/L (21 ºC)
Sensitive: Moisture Sensitive
BRN: 211560
Exposure limits: ACGIH: TWA 0.002 mg/m3 (Skin)

Stability: Stable. 
Reacts with water. 
Incompatible with strong oxidizing agents. 
Air and moisture sensitive.
InChIKey: AUHHYELHRWCWEZ-UHFFFAOYSA-N
LogP: 3.2 at 25℃
Indirect Additives used in Food Contact Substances: TETRACHLOROPHTHALIC ANHYDRIDE
CAS DataBase Reference: 117-08-8(CAS DataBase Reference)
EWG's Food Scores: 3
FDA UNII: 76GLW0LBEK

NIST Chemistry Reference: 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-(117-08-8)
EPA Substance Registry System: Tetrachlorophthalic anhydride (117-08-8)
UNSPSC Code: 12352115
NACRES: NA.23
Empirical Formula (Hill Notation): C8Cl4O3
CAS Number: 117-08-8
Molecular Weight: 285.90
Beilstein: 211560
MDL Number: MFCD00005920

UNSPSC Code: 12162002
PubChem Substance ID: 24848039
NACRES: NA.23
Physical state: crystalline
Color: light gray
Odor: No data available
Melting point/freezing point: Melting point/range: 253 - 257 °C - lit.
Initial boiling point and boiling range: 371 °C - lit.
Flammability (solid, gas): No data available
Upper/lower flammability or explosive limits: No data available

Flash point: 360 °C - closed cup
Autoignition temperature: > 250 °C
Decomposition temperature: No data available
pH: No data available
Viscosity, kinematic: No data available
Viscosity, dynamic: No data available
Water solubility: No data available
Partition coefficient: n-octanol/water: No data available
Vapor pressure: 0.21 hPa at 150 °C

Density: 1.98 g/cm3 at 21 °C
Relative density: No data available
Relative vapor density: No data available
Particle characteristics: No data available
Explosive properties: No data available
Oxidizing properties: No data available
Other safety information: No data available
CAS: 117-08-8
Boiling Point: 349°C to 354°C

Odor: Weak
MDL Number: MFCD00005920
UN Number: UN3077
Sensitivity: Moisture sensitive
Solubility Information: Hydrolyzes slowly in water.
SMILES: C12=C(C(=C(C(=C1Cl)Cl)Cl)Cl)C(=O)OC2=O
Molecular Weight (g/mol): 285.885
ChEBI: CHEBI:59097
Percent Purity: 98%

Melting Point: 254°C to 258°C
Flash Point: 362°C (683°F)
Molecular Formula: C8Cl4O3
Beilstein: 211560
InChI Key: AUHHYELHRWCWEZ-UHFFFAOYSA-N
IUPAC Name: 4,5,6,7-tetrachloro-2-benzofuran-1,3-dione
PubChem CID: 8326
Formula Weight: 285.9
Chemical Name or Material: Tetrachlorophthalic anhydride
Compound Canonicalized: Yes

FIRST AID MEASURES of TETRACHLOROPHTHALIC ANHYDRIDE:
-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.
*In case of eye contact:
After eye contact: 
Rinse out with plenty of water. 
Call in ophthalmologist. 
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 TETRACHLOROPHTHALIC ANHYDRIDE:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains. 
Collect, bind, and pump off spills. 
Observe possible material restrictions. 
Take up dry. 
Dispose of properly. 
Clean up affected area.

FIRE FIGHTING MEASURES of TETRACHLOROPHTHALIC ANHYDRIDE:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2) 
Foam 
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 TETRACHLOROPHTHALIC ANHYDRIDE:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection. 
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A 
-Control of environmental exposure:
Do not let product enter drains.

HANDLING and STORAGE of TETRACHLOROPHTHALIC ANHYDRIDE:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed. 
Dry.

STABILITY and REACTIVITY of TETRACHLOROPHTHALIC ANHYDRIDE:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available