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Tetraethylthiuram Disulfide (TETD) is used for making phosphorothiate backbone oligonucleotides.
Tetraethylthiuram Disulfide (TETD) comes in a convenient large volume for ABI 394 Nucleic Acid synthesizers, resulting in extended hands-free DNA synthesis.
Tetraethylthiuram Disulfide (TETD) is primarily used as an ultra-fast sulfur vulcanization accelerator and sulfur donor in the production of natural rubber and synthetic elastomer products.
CAS Number: 97-77-8
EC Number: 202-617-0
Molecular Formula: C10H20N2S4
Molecular Weight: 296.54 g/mol
SYNONYMS:
Tetraethylthiuram Disulfide, Tetraethylthiuram Disulphide, Bis(diethylthiocarbamoyl) Disulfide, Bis(diethylthiocarbamoyl) Disulphide, Tetraethylthioperoxydicarbonic Diamide, Bis(N,N-diethylthiocarbamoyl) Disulfide, Diethyl Thiuram Disulfide, TETD, Thiuram E, Accelerator TETD, Accelerator ET, Vulkacit ET, Thioperoxydicarbonic diamide ([(H2N)C(S)]2S2), N,N,N',N'-tetraethyl-, Bis(diethylthiocarbamoyl) disulfide, Bis(diethylthiocarbamyl) disulfide, Disulfiram, TETD, Abstenisil, Abstinyl, Antabuse, Antadix, Antiethanol, Contralin, Cronetal, Disulfiram, Disulfamide, Etabus, Ethyl, Thiurad, Exhoran, Noxal, Ro-Sulfiram, Robac, TET, Stopetyl, TETD, Tetradine, Tetraethylthiuram disulfide, Tetraethylthioperoxdicarbonic diamide, bis(Diethylthiocarbamoyl) disulfide, bis(Diethylthiocarbamyl) disulfide, Teturamin, TTD, Thiuranide, Bis(diethylthiocarbamoyl) disulfide, Bis(diethylthiocarbamyl) disulfide, Disulfiram, TETD, Tetraethylthioperoxydicarbonic Diamide, Tetraethylthiuram Disulfide, Antadix, Esperal, Antabuse, Ethyl tuads, Bis(diethylthiocarbamoyl) disulfide, Abstenisil, Abstinyl, Antiethanol, Contralin, Cronetal, Disulfamide, Etabus, Ethyl Thiurad, Exhoran, Noxal, Ro-Sulfiram, Robac TET, Stopetyl, TETD, Tetradine, bis(Diethylthiocarbamyl) disulfide, Teturamin, TTD, Thiuranide, Abstensil, Accel TET, Alcophobin, alk-aubs, Antaethan, Antaethyl, Antalcol, Antetan, Antetil, Anteyl, Anticol, Antietanol, Antietil, Antikol, Antivitium, Aversan, Averzan, Bonibal, Contrapot, Dicupral, Disetil, Ekagom DTET, Ekagom TEDS, Ephorran, Espenal, Ethyl thiram, Ethyl thiudad, Ethyl tuex, Ethyldithiourame, Ethyldithiurame, Exhorran, HOCA, Krotenal, Nocbin, Nocceler, Refusal, Stopaethyl, Stopethyl, Tenurid, Tenutex, Tetraetil, bis((diethylamino)thioxomethyl)disulfide, bis(N,N-diethylthiocarbamoyl) disulfide, 1,1'-dithiobis(N,N-diethylthioformamide), tetraethylthiram disulfide, tetraethylthiuram, N,N,N',N'-tetraethylthiuram disulfide, antethyl, disulfan, disulfuram, tetidis, teturam, thioscabin, tillram, tiuram, TTS, TATD, abstinil, anti-ethyl, thireranide, thiuram e, Thioperoxydicarbonic diamide, tetraethyl-, Disulfide, bis(diethylthiocarbamoyl), Abstensil, Abstinil, Abstinyl, Alcophobin, Antabus, Antabuse, Antadix, Antaethyl, Antalcol, Antetan, Antetil, antiCol, antiEtanol, antiEtil, antiKol, antiVitium, Aversan, Averzan, Bis(diethylthiocarbamoyl) disulfide, Bis(N,N-diethylthiocarbamoyl) disulfide, Contralin, Cronetal, Disulfuram, Ekagom TEDS, Ekagom TETDS, Espenal, Esperal, Etabus, Ethyl thiram, Ethyl thiurad, Ethyl Tuex, Exhorran, Hoca, Krotenal, N,N,N',N'-Tetraethylthiuram disulfide, Noxal, Refusal, Stopetyl, Tetradin, Tetradine, Tetraethylthioperoxydicarbonic diamide, Tetraethylthiram disulfide, Tetraethylthiuram, Tetraethylthiuran disulfide, Tetraetil, Teturam, Thiuram E, Thiuranide, TETD, TTD, TTS, Tetraethylthiuram disulfide, anti-Ethyl, Alk-Aubs, Antaenyl, Antaethan, Antaetil, Antethyl, Anteyl, Anthethyl, Antiaethan, Bis((diethylamino)thioxomethyl) disulfide, Bonibal, Contrapot, Disetil, Disulfan, Ephorran, Ethyl Tuads, Ethyl Thiudad, Ethyldithiourame, Ethyldithiurame, Formamide, 1,1'-dithiobis(N,N-diethylthio)-, Hocakrotenalnci-C02959, Nocbin, Stopaethyl, Tenurid, Tenutex, Tetidis, Teturamin, Thiocid, Thiosan, Thioscabin, Thireranide, Thiuram disulfide, tetraethyl-, Tillram, Tiuram, Tuads, ethyl, TATD, USAF B-33, 1,1'-Dithiobis(N,N-diethylthioformamide), Bis((diethylamino)thioxomethyl)disulphide, Bis(diethylthiocarbamoyl)disulphide, Bis(N,N-diethylthiocarbamoyl)disulphide, Dicupral, Disulphuram, Dupon 4472, Dupont fungicide 4472, ENT 27,340, Exhoran, NCI-C02959, NSC 190940, Ro-sulfiram, Tetraethylthiram disulphide, Tetraethylthiuram disulphide, N,N,N',N'-Tetraethylthiuram disulphide, Akrochem TETD, Ancazide ET, Ekaland TETD, Ethyl Tuads Rodform, Perkacit TETD, Perkait TETD, Soxinol TET, Sanceler TET-G, Thioperoxydicarbonic diamide ([(H2N)C(S)]2S2), N,N,N',N'-tetraethyl-, Accel TET, Tetraethylthiuram sulfide, Tetraethyldithiuram disulfide, Ekagom DTET
Tetraethylthiuram Disulfide (TETD) is an organosulfur compound belonging to the thiuram class of rubber vulcanization accelerators.
Tetraethylthiuram Disulfide (TETD) functions as both an ultra-fast sulfur vulcanization accelerator and an efficient sulfur donor, making it an important additive in sulfur curing systems for natural rubber and a wide range of synthetic elastomers.
Similar to tetramethylthiuram disulfide (TMTD), Tetraethylthiuram Disulfide (TETD) accelerates sulfur crosslink formation while simultaneously contributing chemically bound sulfur to the vulcanization process.
Compared with TMTD, Tetraethylthiuram Disulfide (TETD) generally provides slightly improved scorch safety and somewhat slower cure characteristics due to the presence of ethyl groups instead of methyl groups.
This balanced curing behavior makes Tetraethylthiuram Disulfide (TETD) particularly useful in formulations where rapid vulcanization is required without excessively increasing the risk of premature curing during processing.
Tetraethylthiuram Disulfide (TETD) is a valuable secondary accelerator.
Tetraethylthiuram Disulfide (TETD) gives excellent dispersions in soft compounds due to its low melting point.
Tetraethylthiuram Disulfide (TETD) is non-staining and non-discoloring; excellent colors are obtained in non-black vulcanizates.
It should be notes that in the application of Tetraethylthiuram Disulfide (TETD) can be formed by the reaction of dimethylamine, a decomposition product, with nitrosating agents (nitrogen oxides).
Tetraethylthiuram Disulfide (TETD) is an accelerator, activator, stabilizer, and vulcanizing agent for various rubber products.
Tetraethylthiuram Disulfide (TETD) comes in a convenient large volume for ABI 394 Nucleic Acid synthesizers, resulting in extended hands-free DNA synthesis.
Tetraethylthiuram Disulfide (TETD) is found in drugs used to support the treatment of chronic alcoholism by producing an acute sensitivity to alcohol.
Tetraethylthiuram Disulfide (TETD), commonly known as disulfiram, is a versatile compound widely utilized in various industrial and research applications.
This organosulfur compound, Tetraethylthiuram Disulfide (TETD), is primarily recognized for its role as a rubber accelerator, enhancing the durability and performance of rubber products.
Its unique properties allow Tetraethylthiuram Disulfide (TETD) to facilitate the vulcanization process, making it essential in the production of tires, seals, and other rubber goods.
Additionally, Tetraethylthiuram Disulfide (TETD) is employed in agricultural settings as a fungicide, effectively controlling fungal diseases in crops and contributing to improved yields.
Researchers also value this compound for its potential in medicinal chemistry, particularly in the treatment of alcohol dependence, where Tetraethylthiuram Disulfide (TETD) acts as an inhibitor of aldehyde dehydrogenase, leading to unpleasant reactions when alcohol is consumed.
This dual functionality in both industrial and therapeutic applications highlights Tetraethylthiuram Disulfide (TETD)'s significance in various fields.
With its proven efficacy and broad range of uses, Tetraethylthiuram Disulfide (TETD) stands out as a crucial compound for professionals seeking reliable solutions in rubber manufacturing and agricultural practices.
USES and APPLICATIONS of TETRAETHYLTHIURAM DISULFIDE (TETD):
Uses of Tetraethylthiuram Disulfide (TETD): Adhesives, Condoms and diaphragms, Disinfectants, repellents, fungicides, and insecticides in agriculture, Disulfiram (Antabuse), Gloves (household, work, or hospital), Leather shoes (insoles, adhesives, linings), Medical devices, Renal dialysis equipment, Rubber in undergarments and clothin, Rubber pillows and sheets, Rubber shoes (sneakers, tennis shoes, etc.), Soaps and shampoos, Sponge makeup applicators and rubber eyelash curiers, Swimwear and toys, Tires and tubes.
Tetraethylthiuram Disulfide (TETD) is used for making phosphorothiate backbone oligonucleotides.
Uses of Tetraethylthiuram Disulfide (TETD): Alcohol deterrent, Fungicide, Rubber Accelerator.
Applications of Tetraethylthiuram Disulfide (TETD): Rubber modification.
Tetraethylthiuram Disulfide (TETD) is designed for the rubber industry.
Tetraethylthiuram Disulfide (TETD) offers fast vulcanization and gives more scorch delay than Dimacit TMTD.
Tetraethylthiuram Disulfide (TETD) gives an excellent vulcanization plateau with good heat aging and compression set resistance when used in sulfur less vulcanization systems and EV systems.
Tetraethylthiuram Disulfide (TETD) oil powder is a primary general-purpose accelerator for rubber industry.
Tetraethylthiuram Disulfide (TETD) is used for making phosphorothiate backbone oligonucleotides.
Tetraethylthiuram Disulfide (TETD) comes in a convenient large volume for ABI 394 Nucleic Acid synthesizers, resulting in extended hands-free DNA synthesis.
With these larger bottles attached your synthesizer can produce up to 40 average primer-length oligonucleotides with no bottle changes, reducing attended operation time by 50%.
Tetraethylthiuram Disulfide (TETD) is also used as alcohol deterent (Antabuse).
Tetraethylthiuram Disulfide (TETD) is used for making phosphorothiate backbone oligonucleotides.
Tetraethylthiuram Disulfide (TETD) is primarily used as an ultra-fast sulfur vulcanization accelerator and sulfur donor in the production of natural rubber and synthetic elastomer products.
Tetraethylthiuram Disulfide (TETD) is widely employed in the manufacture of automobile tires, industrial belts, conveyor belts, transmission belts, hoses, seals, gaskets, O-rings, cable insulation, rubber-coated fabrics, vibration isolators, molded mechanical goods, footwear components, and numerous engineering rubber products.
Tetraethylthiuram Disulfide (TETD) has long been used in industrial rubber manufacturing because of its excellent curing efficiency, mechanical performance, and compatibility with numerous accelerator systems.
Its sulfur-donating capability makes Tetraethylthiuram Disulfide (TETD) particularly valuable in efficient vulcanization systems designed to improve heat resistance, reduce cure reversion, and enhance long-term durability.
Tetraethylthiuram Disulfide (TETD) is frequently combined with MBT, MBTS, CBS, DPG, and dithiocarbamate accelerators to achieve balanced cure characteristics and optimized processing performance.
Tetraethylthiuram Disulfide (TETD) has also been used in specialty rubber compounds, latex formulations, adhesives, and polymer modification systems where controlled sulfur crosslinking and rapid curing are required.
Because of its excellent curing efficiency and balanced scorch safety, Tetraethylthiuram Disulfide (TETD) remains an important accelerator for high-performance industrial rubber applications.
CHARACTERISTICS of TETRAETHYLTHIURAM DISULFIDE (TETD):
Tetraethylthiuram Disulfide (TETD) is classified as an ultra-fast sulfur vulcanization accelerator and sulfur donor.
Tetraethylthiuram Disulfide (TETD)'s dual functionality enables rapid sulfur crosslink formation while simultaneously supplying chemically bound sulfur for vulcanization.
This makes Tetraethylthiuram Disulfide (TETD) highly effective in efficient vulcanization (EV) and semi-efficient vulcanization (Semi-EV) systems where reduced elemental sulfur levels are desirable.
Compared with TMTD, Tetraethylthiuram Disulfide (TETD) generally exhibits slightly slower cure rates and better scorch safety, allowing greater processing flexibility during mixing, extrusion, and molding operations.
The ethyl substituents also influence its solubility characteristics and curing behavior, making Tetraethylthiuram Disulfide (TETD) suitable for applications requiring more controlled vulcanization.
Tetraethylthiuram Disulfide (TETD) demonstrates excellent compatibility with natural rubber (NR), styrene-butadiene rubber (SBR), nitrile rubber (NBR), butadiene rubber (BR), chloroprene rubber (CR), and numerous sulfur-curable elastomers.
Tetraethylthiuram Disulfide (TETD) is frequently used together with benzothiazole accelerators such as MBT, MBTS, CBS, and guanidine accelerators to optimize cure speed, crosslink density, and physical properties.
Tetraethylthiuram Disulfide (TETD) exhibits excellent storage stability, low volatility, predictable curing performance, and good resistance to thermal degradation under normal processing conditions.
BENEFITS of TETRAETHYLTHIURAM DISULFIDE (TETD):
Tetraethylthiuram Disulfide (TETD) provides exceptionally rapid sulfur vulcanization while simultaneously acting as a sulfur donor, allowing formulators to reduce the amount of elemental sulfur required in rubber compounds.
This contributes to improved heat-aging resistance, reduced cure reversion, and enhanced dimensional stability of vulcanized rubber.
Tetraethylthiuram Disulfide (TETD) produces vulcanized rubber with excellent tensile strength, tear resistance, elasticity, resilience, abrasion resistance, fatigue resistance, compression set, and long-term mechanical durability.
Compared with TMTD, Tetraethylthiuram Disulfide (TETD) offers improved scorch safety, making it suitable for manufacturing processes involving longer mixing or molding cycles.
Another important benefit is Tetraethylthiuram Disulfide (TETD)'s excellent compatibility with a broad range of sulfur-curable elastomers and accelerator systems.
Tetraethylthiuram Disulfide (TETD)'s predictable curing behavior enables manufacturers to optimize processing efficiency while maintaining consistent product quality and mechanical performance.
Because of its balanced combination of curing speed, sulfur donation, and processing safety, Tetraethylthiuram Disulfide (TETD) remains an effective accelerator for demanding industrial rubber applications.
PHYSICAL and CHEMICAL PROPERTIES of TETRAETHYLTHIURAM DISULFIDE (TETD):
Appearance: White to pale yellow crystalline powder or free-flowing granules.
Physical State: Solid.
Color: White to light yellow.
Odor: Slight characteristic sulfur-like odor.
Molecular Formula: C10H20N2S4.
Molecular Weight: 296.54 g/mol.
Density: Approximately 1.28–1.35 g/cm³ at 20°C.
Melting Point: Approximately 65–72°C.
Boiling Point: Not applicable; decomposes before boiling.
Flash Point: Approximately 170–190°C.
Autoignition Temperature: Approximately 300–330°C (estimated).
Vapor Pressure: Extremely low at ambient temperature.
Volatility: Very low.
Water Solubility: Practically insoluble (less than 10 mg/L at 25°C).
Solubility in Organic Solvents: Soluble in acetone, benzene, chloroform, carbon disulfide, toluene,
ethyl acetate, and many aromatic hydrocarbons; slightly soluble in alcohols.
Partition Coefficient (log Kow): Approximately 3.0–3.5.
pH: Not applicable (insoluble in water).
Thermal Stability: Stable under recommended storage conditions.
Chemical Stability: Stable during normal industrial handling and storage.
Hygroscopicity: Low.
Dust Explosion Hazard: Fine dust may form combustible dust-air mixtures.
Oxidizing Properties: Not classified as oxidizing.
Explosive Properties: Not classified as explosive.
Decomposition Temperature: Above approximately 150°C.
Decomposition Products: Carbon monoxide (CO), carbon dioxide (CO₂), sulfur oxides (SOx), nitrogen oxides (NOx),
carbon disulfide (CS₂), hydrogen sulfide (H₂S), diethylamine, sulfur-containing organic vapors.
Reactivity: Incompatible with strong oxidizing agents, strong acids, reducing agents, and strong alkalis.
Chemical Name: Tetraethylthiuram Disulfide
Common Name: TETD
IUPAC Name: Bis(diethylthiocarbamoyl) disulfide
CAS Number: 97-77-8
EC Number: 202-617-0
Molecular Formula: C10H20N2S4
Molecular Weight: 296.54 g/mol
Chemical Name or Material: Tetraethylthiuram Disulfide Acetonitrile
For Use With (Application): Oligo Synthesis
For Use With (Equipment): 3900 DNA Synthesizer
Form: Liquid
Product Type: Oligonucleotide Synthesis Reagents
Reagent Type: Solvent or General Reagent
Linear Formula: (C2H5)2NCSS2CSN(C2H5)2
CAS Number: 97-77-8
Molecular Weight: 296.54
UNSPSC Code: 12352100
NACRES: NA.22
PubChem Substance ID: 57653188
EC Number: 202-607-8
Beilstein/REAXYS Number: 1712560
MDL number: MFCD00009048
Assay: ≥97.0% (S)
Form: powder
Physical state: solid
Form: powder
Color: beige
Odor: No data available
Melting point/ range: 69 - 71 °C
Boiling point/boiling range: 117 °C (23 hPa)
Flammability: No data available
Upper explosion limit / Upper flammability limit: No data available
Lower explosion limit / Lower flammability limit: No data available
Flash point: No data available
Autoignition temperature: No data available
Decomposition temperature: No data available
pH: No data available
Viscosity, dynamic: No data available
Viscosity, kinematic: No data available
Flow time: No data available
Solubility(ies)
Water solubility: 0,004 g/l (25 °C)
Partition coefficient: n-octanol/water: log Pow: 5
Vapor pressure: No data available
Relative density: No data available
Density: 1,3 g/cm3
Relative vapour density: No data available
Explosives: Not classified as explosive.
Oxidizing properties: none
Burning rate: No data available
Evaporation rate: No data available
Molecular weight: 296,54 g/mol
FIRST AID MEASURES of TETRAETHYLTHIURAM DISULFIDE (TETD):
-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 TETRAETHYLTHIURAM DISULFIDE (TETD):
-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 TETRAETHYLTHIURAM DISULFIDE (TETD):
-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 TETRAETHYLTHIURAM DISULFIDE (TETD):
-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 TETRAETHYLTHIURAM DISULFIDE (TETD):
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of TETRAETHYLTHIURAM DISULFIDE (TETD):
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
