2,2'-Dithiobis(benzothiazole) Chemical Properties

Melting point:

177-180 °C (lit.)

Boiling point:

532.5±33.0 °C(Predicted)

Density 

1.5

vapor pressure 

0Pa at 25℃

refractive index 

1.5700 (estimate)

Flash point:

271°C

storage temp. 

Keep in dark place,Sealed in dry,Room Temperature

solubility 

0.01g/l

form 

powder to crystal

pka

-0.58±0.10(Predicted)

color 

Cream to pale-yellow powder

Odor

gray-wh. to cream powd. or pellets, sl. odor

Water Solubility 

<0.01 g/100 mL at 21 ºC

Merck 

14,3370

InChIKey

AFZSMODLJJCVPP-UHFFFAOYSA-N

LogP

4.5 at 20℃

CAS DataBase Reference

120-78-5(CAS DataBase Reference)

NIST Chemistry Reference

Benzothiazyl disulfide(120-78-5)

EPA Substance Registry System

2,2'-Dithiobisbenzothiazole (120-78-5)

Safety Information

Hazard Codes 

Xi,N

Risk Statements 

31-43-50/53

Safety Statements 

36/37-60-61

RIDADR 

UN 3077 9/PG 3

WGK Germany 

2

RTECS 

DL4550000

HazardClass 

9

PackingGroup 

III

HS Code 

29342020

Hazardous Substances Data

120-78-5(Hazardous Substances Data)

Toxicity

LD50 oral in rat: > 12gm/kg

MSDS

• Language:English Provider:2,2'-Dibenzothiazolyl disulfide
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS

2,2'-Dithiobis(benzothiazole) Usage And Synthesis

Description

2,2′-Dithiobis(benzothiazole) (120-78-5) can be used as accelerator for general rubber. It is also used as plasticizer in chloroprene rubbes1. It is a Standardized Chemical Allergen. The physiologic effect of 2,2'-dithiobisbenzothiazole is by means of Increased Histamine Release, and Cell-mediated Immunity². Its industry uses also include fillers, fuels and fuel additives, intermediates, process regulator, propels and blowing agents².

Sources

1. http://www.tinkoal.com/product_detal.php?id=113
2. https://pubchem.ncbi.nlm.nih.gov/compound/Thiofide#section=Top

Description

Dibenzothiazyl disulfide is a rubber chemical used as a vulcanization accelerant. The most frequent occupational categories are metal industry, homemakers, health services and laboratories, and building industries.

Chemical Properties

yellow amorphous powder

Uses

2,2’Dibenzothiazoyl Disulfide has the potential to combat HPV, acting as a zinc-ejecting inhibitor. It also can act as radical polymerization photo-initiators or co-initiators.

Uses

Dibenzothiazyl disulfide is an accelerator for natural rubber, nitrile-butadiene, butyl and styrene-butadiene rubber; a retarder for chloroprene rubber.

Definition

ChEBI: An organic disulfide resulting from the formal oxidative coupling of the thiol groups of two molecules of 1,3-benzothiazole-2-thiol. It is used as an accelerator in the rubber industry.

General Description

Cream to light yellow powder.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

2,2'-Dithiobis(benzothiazole) is incompatible with strong oxidizers. .

Fire Hazard

2,2'-Dithiobis(benzothiazole) is combustible.

Contact allergens

This rubber chemical of the mercaptobenzothiazole group is used as a vulcanization accelerant. The most frequent occupational categories are metal industry, homemakers, health services and laboratories, and the building industry.

Safety Profile

Poison by intravenous andintraperitoneal routes. Slightly toxic by ingestion.Experimental teratogenic and reproductive effects.Questionable carcinogen with experimental tumorigenicdata. Mutation data reported. When heated todecomposition it emits ver

2,2'-Dithiobis(benzothiazole)(120-78-5)Related Product Information

• 2-Benzothiazolol
• 2-Chlorobenzothiazole
• Tetramethylthiuram Disulfide
• Benzothiazole
• Thiamine disulfide
• 2-Mercaptobenzothiazole
• Ethylene thiourea
• Benzoyl peroxide
• 2-Benzothiazolamine
• 2-Methylbenzothiazole
• 1,3-Diphenylguanidine
• N-Cyclohexyl-2-benzothiazolesulfenamide
• Dimethyl disulfide
• Bis(dimethylthiocarbamyl) sulfide
• 2-Amino-6-chlorobenzothiazole
• Aluminum oxide
• 2-(Morpholinothio)benzothiazole
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