BENZOTHIAZYL-2-DICYCLOHEXYL SULFENAMIDE

BENZOTHIAZYL-2-DICYCLOHEXYL SULFENAMIDE

Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed-action sulfenamide accelerator used in natural and synthetic rubbers, known for its excellent anti-scorching properties and suitability for high dynamic stress applications.

This accelerator enhances the vulcanization process by increasing speed and efficiency, particularly useful in products requiring exceptionally long flow times, such as tires, conveyor belts, and shock absorbers.

Benzothiazyl-2-dicyclohexyl sulfenamide, a white or light yellow powder, is soluble in organic solvents like acetone and benzene but insoluble in water, and is compatible with various rubber types including natural rubber and synthetic elastomers.

CAS Number: 4979-32-2

EC Number: 225-625-8

Molecular Formula: C19H26N2S2

Molecular Weight: 346.55

Synonyms: 4979-32-2,S-(Benzo[d]thiazol-2-yl)-N,N-dicyclohexylthiohydroxylamine,N,N-Dicyclohexyl-2-benzothiazolesulfenamide,N,N-Dicyclohexyl-2-benzothiazolsulfene amide,2-BENZOTHIAZOLESULFENAMIDE, N,N-DICYCLOHEXYL-,N-(1,3-benzothiazol-2-ylsulfanyl)-N-cyclohexylcyclohexanamine,n,n-dicyclohexylbenzothiazole-2-sulfenamide,DTXSID3027584,5OBS6299M8,Soxinol DZ,MFCD00236063,S-(Benzo[d]thiazol-2-yl)-N,N-dicyclohexyl-thiohydroxylamine,Accelerator DZ,Sulfenamid DC,Vulkacit DZ,Meramid DCH,Rhodifax 30,C19H26N2S2,EINECS 225-625-8,Dicyclohexyl-2-benzothiazylsulfenamide,BRN 0621701,UNII-5OBS6299M8,N,N-Dicyclohexylbenzothiazole-2-sulphenamide,M 181,N,N-Dicyklohexylbenzthiazolsulfenamid [Czech],N,N-Dicyklohexylbenzthiazolsulfenamid,N,N-Dicyclohexyl-2-benzothiazolesulfenam,EC 225-625-8,SCHEMBL212831,DTXCID707584,CHEMBL3186869,Tox21_301258,STK771201,AKOS001746624,NCGC00255324-01,AS-15580,SY317194,CAS-4979-32-2,CS-0155326,N,N-dicyclohexyl-2-benzothiazole sulfenamide,NS00003781,D82281,2-BENZOTHIAZOLYL-N,N-DICYCLOHEXYLSULFENAMIDE,W-106005,DICYCLOHEXYL-2-BENZOTHIAZOLESULFENAMIDE, N,N-,Q27262639,S-(2-Benzothiazolyl)-N,N-dicyclohexylthiohydroxylamine,Thiohydroxylamine, S-benzothiazol-2-yl-N,N-dicyclohexyl-,N-(1,3-benzothiazol-2-ylthio)-N-cyclohexylcyclohexanamine,DCBS,AcceleratorDZ,Accelerator DZ,Accelerator DCBS,SANTOCURE(R) DCBS,Rubber Accelerator DZ,Rubber Accelerator DCBS,N,N-Dicyclohexyl-2-Benzothiazolesulfenamide,N,N-Dicyclohexyl-2-benzothiazyl sulfenamide,N,N-Dicyclohexylbenzothiazole-2-sulfenamide,N,N-Dicyclohexyl-2-Benzothiazole sulfenamide,N,N-Dicyclohexyl-2-benzothiazolsulfene amide,N,N-Dicyclohexyl-2-Benzothiazole Sulphenamide,2-Benzothiazolesulfenamide, N,N-dicyclohexyl-,N,N-dicyclohexyl-1,3-benzothiazole-2-sulfonamide,N,N-DICYCLOHEXYLBENZOTHIAZOLE-2-SULFENAMIDE(ACCELERATORDZ),S-(Benzo[d]thiazol-2-yl)-N,N-dicyclohexyl-thiohydroxylamine,N-(1,3-benzothiazol-2-ylsulfanyl)-N-cyclohexylcyclohexanamine,m181;DCBS;DZ(DCBS);soxinoldz;meramiddch;rhodifax30;vulkacitdz;me,amid dchm;sulfenamiddc;AcceleratorDZ

Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed action sulfenamide accelerator for use in natural and synthetic rubbers.

Benzothiazyl-2-dicyclohexyl sulfenamide is recommended for applications where exceptionally long flow times are required.

Benzothiazyl-2-dicyclohexyl sulfenamide is particularly suitable for rubber goods subjected to high dynamic stresses.

Benzothiazyl-2-dicyclohexyl sulfenamide is a primary accelerator which can be used alone or in combination with many secondary accelerators.

Benzothiazyl-2-dicyclohexyl sulfenamide offers the best scorch resistance of all commonly used sulfenamide accelerators.

Benzothiazyl-2-dicyclohexyl sulfenamide is Light yellow or light pink powder (granular) with taste bitter.

Benzothiazyl-2-dicyclohexyl sulfenamide is Soluble Acetone Organic liquids, including fats and oils, insoluble in water.

Benzothiazyl-2-dicyclohexyl sulfenamide is a sulfenamide accelerator with excellent anti-scorching property and delayed onset of cure.

Benzothiazyl-2-dicyclohexyl sulfenamide is compatible with natural and synthetic rubbers, suitable for radial ply tire, rubber belts and shock absorber, etc. Particularly it produces good adhesion to metal.

Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed action sulfenamide accelerator used in natural and synthetic rubbers.

Benzothiazyl-2-dicyclohexyl sulfenamide is added to rubber compounds to increase the speed of vulcanization and to permit vulcanization to proceed at lower temperatures and with greater efficiency.

The primary purpose of Benzothiazyl-2-dicyclohexyl sulfenamide is to reduce the time required for vulcanization, which is the process by which rubber is converted into a more durable material.

Benzothiazyl-2-dicyclohexyl sulfenamideis a flammable, difficult to ignite, yellowish solid with a faint odor that is practically insoluble in water.

Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed action sulfenamide accelerator used in natural and synthetic rubbers.

Benzothiazyl-2-dicyclohexyl sulfenamide is added to rubber compounds to increase the speed of vulcanization and to permit vulcanization to proceed at lower temperatures and with greater efficiency.

The primary purpose of Benzothiazyl-2-dicyclohexyl sulfenamide is to reduce the time required for vulcanization, which is the process by which rubber is converted into a more durable material.

Components of Benzothiazyl-2-dicyclohexyl sulfenamide:

The chemical name for Benzothiazyl-2-dicyclohexyl sulfenamide is N,N-dicyclohexyl-2-benzothiazole sulfenamide.

Benzothiazyl-2-dicyclohexyl sulfenamide is a white or light yellow powder that is soluble in acetone, benzene, and chloroform.

Benzothiazyl-2-dicyclohexyl sulfenamide is typically used in combination with other accelerators, such as MBTS or TBBS, to achieve a faster rate of vulcanization.

Benzothiazyl-2-dicyclohexyl sulfenamide is known for its delayed action, which means that Benzothiazyl-2-dicyclohexyl sulfenamidedoes not immediately start the vulcanization process when added to a rubber compound.

Instead, Benzothiazyl-2-dicyclohexyl sulfenamidebegins to work after a certain period of time has elapsed.

This makes Benzothiazyl-2-dicyclohexyl sulfenamideparticularly useful for rubber goods that are subjected to high dynamic stresses, such as tires and conveyor belts.

In summary, accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is a key component in the production of natural and synthetic rubber products.

Benzothiazyl-2-dicyclohexyl sulfenamide purpose is to reduce the time required for vulcanization, and Benzothiazyl-2-dicyclohexyl sulfenamideis typically used in combination with other accelerators to achieve the desired rate of vulcanization.

Benzothiazyl-2-dicyclohexyl sulfenamide’s delayed action makes it particularly useful for rubber goods subjected to high dynamic stresses.

Types of Accelerator:

Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed action sulfenamide accelerator used in natural and synthetic rubbers.

Benzothiazyl-2-dicyclohexyl sulfenamide is recommended for applications where exceptionally long flow times are required.

Benzothiazyl-2-dicyclohexyl sulfenamide is a white or light yellow powder with a slight odor.

Benzothiazyl-2-dicyclohexyl sulfenamide is soluble in chloroform, benzene, and carbon disulfide, and slightly soluble in acetone, ethanol, and gasoline.

Linear Accelerators:

Linear accelerators, also known as linacs, are the most common type of accelerator used in radiation therapy.

They use high-frequency electromagnetic waves to accelerate electrons to nearly the speed of light.

The electrons are then directed at a target to produce high-energy X-rays or other types of radiation.

Linear accelerators are used to treat a wide range of cancers, including lung, breast, prostate, and brain cancer.

Circular Accelerators:

Circular accelerators, also known as cyclotrons, are used to accelerate charged particles, such as protons or ions, in a circular path.

The particles are accelerated by a magnetic field and then directed at a target to produce high-energy radiation.

Cyclotrons are used in medical applications, such as proton therapy for cancer treatment, and in research to study the properties of matter.

In summary, accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed action sulfenamide accelerator used in natural and synthetic rubbers.

Benzothiazyl-2-dicyclohexyl sulfenamide is recommended for applications where exceptionally long flow times are required.

Linear accelerators and circular accelerators are two types of accelerators used in radiation therapy and research.

Uses of Benzothiazyl-2-dicyclohexyl sulfenamide:

Accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is a versatile chemical compound that has many applications in various industries.

In this section, we will explore some of the most common applications of Benzothiazyl-2-dicyclohexyl sulfenamide.

Medical Uses:

Benzothiazyl-2-dicyclohexyl sulfenamide is used in the medical industry as an accelerator for natural and synthetic rubber products.

Benzothiazyl-2-dicyclohexyl sulfenamide is particularly suitable for rubber goods that are subjected to high dynamic stresses, such as medical gloves, tubing, and catheters.

Benzothiazyl-2-dicyclohexyl sulfenamide is known for its excellent anti-scorching quality and processing safety, making it a popular choice for medical applications.

Industrial Uses:

Benzothiazyl-2-dicyclohexyl sulfenamide is widely used in the industrial sector as an accelerator for rubber products.

Benzothiazyl-2-dicyclohexyl sulfenamide is commonly used in the production of tires, conveyor belts, and other rubber products that require high durability and strength.

Benzothiazyl-2-dicyclohexyl sulfenamide is known for its delayed action, which makes it ideal for applications where exceptionally long flow times are required.

Research Facilities:

Benzothiazyl-2-dicyclohexyl sulfenamide is also used in research facilities for various applications.

Benzothiazyl-2-dicyclohexyl sulfenamide is used in the production of rubber compounds for research purposes, such as testing the properties of rubber under different conditions.

Benzothiazyl-2-dicyclohexyl sulfenamide is also used in the production of rubber-based adhesives and coatings for research purposes.

In conclusion, Benzothiazyl-2-dicyclohexyl sulfenamide is a versatile chemical compound that has many applications in various industries, including medical, industrial, and research facilities.

Benzothiazyl-2-dicyclohexyl sulfenamide’s delayed action and anti-scorching quality make it a popular choice for applications that require exceptionally long flow times and high durability.

Design And Construction:

Engineering Principles:

The design and construction of rubber products require a deep understanding of the engineering principles involved.

Accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed action sulfenamide accelerator that is used in natural and synthetic rubbers.

Benzothiazyl-2-dicyclohexyl sulfenamideis recommended for applications where exceptionally long flow times are required.

Benzothiazyl-2-dicyclohexyl sulfenamide is particularly suitable for rubber goods subjected to high dynamic stresses.

Benzothiazyl-2-dicyclohexyl sulfenamide is a primary accelerator that can be used alone or in combination with many secondary accelerators.

Benzothiazyl-2-dicyclohexyl sulfenamide offers the best scorch resistance of all commonly used sulfenamide accelerators.

Material Selection:

The material selection process is critical when designing and constructing rubber products.

The use of high-quality materials ensures that the final product will be durable and long-lasting.

When selecting materials for the construction of rubber products that use accelerator Benzothiazyl-2-dicyclohexyl sulfenamide.

Benzothiazyl-2-dicyclohexyl sulfenamideis important to consider the compatibility of the materials.

Benzothiazyl-2-dicyclohexyl sulfenamide is compatible with a wide range of rubbers, including natural rubber, SBR, NBR, and EPDM.

Applications of Benzothiazyl-2-dicyclohexyl sulfenamide:

Benzothiazyl-2-dicyclohexyl sulfenamide is very effective for use in thick cross-section molded articles.

Benzothiazyl-2-dicyclohexyl sulfenamide also is finds application where high processing temperatures are encountered or delayed cures are needed for optimum adhesion.

Total curing times are longer than with other sulfenamides, but the flow time/curing time ratio is favorable.

Benzothiazyl-2-dicyclohexyl sulfenamide is also employed in conveyor belts, driving belts, shock absorbers, mountings and other intricately shaped molded goods requiring extremely long flow periods in the molding process.

The use of zinc oxide is necessary and stearic acid should be included in compounds where high modulus values are required.

Accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is a type of sulfenamide accelerator used in natural and synthetic rubbers to improve their performance characteristics.

Benzothiazyl-2-dicyclohexyl sulfenamide is a delayed-action accelerator that is particularly useful in applications where extended flow times are required.

Accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is often used in the manufacturing of rubber goods that are subjected to high dynamic stresses.

Accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is a primary accelerator that can be used alone or in combination with other accelerators to achieve the desired curing properties.

Benzothiazyl-2-dicyclohexyl sulfenamide is compatible with a wide range of rubbers, including natural rubber, SBR, NBR, and EPDM.

Accelerator Benzothiazyl-2-dicyclohexyl sulfenamide is available in various forms, including granules, oiled powder, and powder.

Action Mechanism of Benzothiazyl-2-dicyclohexyl sulfenamide:

Benzothiazyl-2-dicyclohexyl sulfenamide acts as a vulcanization accelerator. 

The proposed mechanism involves the decomposition of Benzothiazyl-2-dicyclohexyl sulfenamide and the formation of free radicals that promote crosslinking between rubber chains.

However, the detailed mechanistic pathway needs further investigation.

Synthesis of Benzothiazyl-2-dicyclohexyl sulfenamide:

The specific synthesis of Benzothiazyl-2-dicyclohexyl sulfenamide is not readily available in scientific literature. 

However, benzothiazole sulfenamides can be generally synthesized through the reaction of a secondary amine with 2-benzothiazolesulfenyl chloride.

Handling And Storage of Benzothiazyl-2-dicyclohexyl sulfenamide:

Precautions for safe handling:

Avoid inhalation of vapour or mist.

Conditions for safe storage, including any incompatibilities:

Keep container tightly closed in a dry and well-ventilated place.

Containers which are opened must be carefully resealed and kept upright to prevent leakage.

Storage class (TRGS 510): 8A: Combustible, corrosive hazardous materials

Stability And Reactivity of Benzothiazyl-2-dicyclohexyl sulfenamide:

Chemical stability:

Stable under recommended storage conditions.

Incompatible materials:

Strong oxidizing agents:

Hazardous decomposition products:

Hazardous decomposition products formed under fire conditions.

Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas.

First Aid Measures of Benzothiazyl-2-dicyclohexyl sulfenamide:

General advice:

Consult a physician.

Show this safety data sheet to the doctor in attendance.

Move out of dangerous area:

If inhaled:

If breathed in, move person into fresh air.

If not breathing, give artificial respiration.

Consult a physician.

In case of skin contact:

Take off contaminated clothing and shoes immediately.

Wash off with soap and plenty of water.

Consult a physician.

In case of eye contact:

Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.

Continue rinsing eyes during transport to hospital.

If swallowed:

Do NOT induce vomiting.

Never give anything by mouth to an unconscious person.

Rinse mouth with water.

Consult a physician.

Firefighting Measures of Benzothiazyl-2-dicyclohexyl sulfenamide:

Suitable extinguishing media:

Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

Special hazards arising from the substance or mixture:

Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas

Advice for firefighters:

Wear self-contained breathing apparatus for firefighting if necessary.

Accidental Release Measures of Benzothiazyl-2-dicyclohexyl sulfenamide:

Personal precautions, protective equipment and emergency procedures:

Use personal protective equipment.

Avoid breathing vapours, mist or gas.

Evacuate personnel to safe areas.

Environmental precautions:

Prevent further leakage or spillage if safe to do so.

Do not let product enter drains.

Discharge into the environment must be avoided.

Methods and materials for containment and cleaning up:

Soak up with inert absorbent material and dispose of as hazardous waste.

Keep in suitable, closed containers for disposal.

Exposure Controls/Personal Protection of Benzothiazyl-2-dicyclohexyl sulfenamide:

Components with workplace control parameters:

Contains no substances with occupational exposure limit values.

Exposure controls:

Appropriate engineering controls:

Handle in accordance with good industrial hygiene and safety practice.

Wash hands before breaks and at the end of workday.

Personal protective equipment:

Eye/face protection:

Tightly fitting safety goggles.

Faceshield (8-inch minimum).

Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

Skin protection:

Handle with gloves.

Gloves must be inspected prior to use.

Use proper glove removal technique (without touching glove’s outer surface) to avoid skin contact with this product.

Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.

Wash and dry hands.

Full contact:

Material: Nitrile rubber

Minimum layer thickness: 0.11 mm

Break through time: 480 min

Material tested: Dermatril (KCL 740 / Aldrich Z677272, Size M)

Splash contact:

Material: Nitrile rubber

Minimum layer thickness: 0.11 mm

Break through time: 480 min

Material tested: Dermatril (KCL 740 / Aldrich Z677272, Size M)

It should not be construed as offering an approval for any specific use scenario.

Body Protection:

Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.

Respiratory protection:

Where risk assessment shows air-purifying respirators are appropriate use a fullface respirator with multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges as a backup to engineering controls.

If the respirator is the sole means of protection, use a full-face supplied air respirator.

Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).

Control of environmental exposure:

Prevent further leakage or spillage if safe to do so.

Do not let product enter drains.

Discharge into the environment must be avoided.

Identifiers of Benzothiazyl-2-dicyclohexyl sulfenamide:

Chemical Abstracts Service (CAS) Number: 120-78-5

IUPAC Name: N,N-dicyclohexyl-2-benzothiazole sulfenamide

Molecular Formula: C19H26N2S2

Molecular Weight: 342.55 g/mol

SMILES Notation: C1CCC(C1)N(C2=CC=CC=C2S(=O)N(C3CCCCC3)C)C

InChI (International Chemical Identifier): InChI=1S/C19H26N2S2/c1-3-8-14-19(15-10-4-1)21-18(22)20-17-13-12-16-9-5-2/h10-13,19H,1-8,14-17H2

InChIKey: TQDOJHDYMAORML-UHFFFAOYSA-N

EC Number (European Community Number): 204-418-0

PubChem CID: 14613

Properties of Benzothiazyl-2-dicyclohexyl sulfenamide:

Molecular Weight: 346.6 g/mol

XLogP3-AA: 6.7

Hydrogen Bond Donor Count: 0

Hydrogen Bond Acceptor Count: 4

Rotatable Bond Count: 4

Exact Mass: 346.15374118 g/mol

Monoisotopic Mass: 346.15374118 g/mol

Topological Polar Surface Area: 69.7Ų

Heavy Atom Count: 23

Complexity: 348

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

Appearance: buff granules

Melt Point: 96°C (min.)

Assay: 95% (min.)

Ash: 0.30% (max.)

Volatiles: 0.40% (max.)

Specific Gravity: 1.24

Packaging: 44 & 55 pound bags

Molecular Formula: C19H26N2S2

Molar Mass: 346.55

Density: 1.20

Melting Point: 104℃

Boling Point: 230°C (rough estimate)

Flash Point: 275.2°C

Water Solubility: 1.9μg/L at 25℃

Vapor Presure: 0Pa at 25℃

pKa: 0.43±0.20(Predicted)

Storage Condition: Sealed in dry,Room Temperature

Refractive Index: 1.5800 (estimate)

Physical and Chemical Properties: Light yellow powder.

Use: Used as after-effect accelerator of natural gum, cis-butyl gum, styrene-butadiene gum and isoprene gum

Melting point: 104℃

Boiling point: 230°C (rough estimate)

Density: 1.20

vapor pressure: 0Pa at 25℃

refractive index: 1.5800 (estimate)

storage temp.: Sealed in dry,Room Temperature

solubility: Acetone (Slightly), Acetonitrile (Slightly), DMSO (Slightly)

form: Solid

pka: 0.43±0.20(Predicted)

color: Pale Yellow to Light Yellow

Water Solubility: 1.9μg/L at 25℃

LogP: 5.95

CAS DataBase Reference: 4979-32-2(CAS DataBase Reference)

EWG’s Food Scores: 1

FDA UNII: 5OBS6299M8

EPA Substance Registry System: N,N-Dicyclohexyl-2-benzothiazolesulfenamide (4979-32-2)

Melting point: 104℃

Boiling point: 230°C (rough estimate)

Density: 1.20

vapor pressure: 0Pa at 25℃

refractive index: 1.5800 (estimate)

storage temp.: Sealed in dry,Room Temperature

solubility: Acetone (Slightly), Acetonitrile (Slightly), DMSO (Slightly)

form: Solid

pka: 0.43±0.20(Predicted)

color: Pale Yellow to Light Yellow

Water Solubility: 1.9μg/L at 25℃

LogP: 5.95