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Accelerator MBTS

Post Date:
Apr 22,2025
Expiry Date:
Oct 19,2025

Detailed Description:

Cas No. :120-78-5

Chemical name

2,2,-Dibenzothiazole disulfide

Molecular formula

C₁₄H₈N₂S₄

Structural formula

Molecular weight

332.46

Technical Index

Appearance	off-white or light yellow powder
Initial Melting point≥	166.0??
Loss on heat≤	0.40%
Ash≤	0.40%
Residue on Sieve(150μm)	0.10%

Properties

? off-white or light yellow powder , bitter. Specific gravity 1.45-1.54, Melting point166?? & above. Soluble in chloroform, partly soluble in benzene, ethanol, CCl4, insoluble in gasoline, water and ethyl acetate. Stable under normal storage condition.

Uses

MBTS has medium curing rate in NR and SR; suitable for most general rubbers; Used as plasticizer and delay agent in chloroprene rubber. It is usually used together with secondary accelerator in the synthesis of polymers; has better scorch safety than MBT.

Packing

PE film bag lined PP woven bag or laminated kraft bag, Net wt 25kg or 20kg.

Storage

Stored in cool and dry place, avoid fire, insolation and moisture.

CAS Registry Number:
120-78-5
Synonyms:
;2,2'-Dibenzothiazole disulfide;Accelerator MBTS;Dibenzothiazole Disulfide;2,2-D ibenzothiazole Disulfide;2-(1,3-Benzothiazol-2-yldisulfanyl)-1,3-benzothiazole;2,2'-bis(benzothiazolyl)disulfide;2,2'-Dibenzothiazoledisulfide;2,2'-dithiobis-benzothiazol;2-benzothiazyldisulfide;2-Mercaptobenzothiazole disulfide;2-mercaptobenzothiazoledisulfide;2-Mercaptobenzothiazyl disulfide;2-mercaptobenzothiazyldisulfide;Accel TM;accelerator(dm);AcceleratorDM;AcceleratorMBTS;acceltm;Benzothiazol-2-yl disulfide;Benzothiazole disulfide;Benzothiazole, 2,2'-dithiobis-;benzothiazoledisulfide;benzothiazolyl;Benzothiazyldisuflide;MBTS;2,2'-disulfanediylbis(1,3-benzothiazole);1,3-benzothiazole 1,1-disulfide;Acelerator DM;Rubber Accelerator MBTS;Rubber Pharmaceutical intermediate Refined(DM);Rubber Accelerator DM;2,2'-Dithiobis(Benzothiazole);2,2'-Dithiobisbenzothiazole;DM;Accelerator DM;ACCELERATOR MBTS (DM);
Molecular Formula:
C₁₄H₈N₂S₄
Molecular Weight:
332.47
Molecular Structure:
Hazard Symbols:
Xi:Irritant;
N:Dangerous for the environment;
Risk Codes:
R31:;
R43:;
R50/53:;
Safety Description:
S36/37:;
S60:;
S61:;