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2-Mercaptobenzothiazole

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Origin: China

Cas No: 149-30-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 149-30-4 Formula: C7H5NS2 Molecular Weight: 167.25100

Description

2-Mercaptobenzothiazole (MBT) is an organosulfur compound with the formula C6H4NSCSH. The molecule consists of a benzene ring fused to a 2-mercaptothiazole ring. It is used in the vulcanization of rubber.

Basic Info

Chemical Name	2-Mercaptobenzothiazole
Synonyms	Mertax; 2-mercapto-benzothiazole; Accelerator MBT; 2-mercapto-benzthiazole; mercaptobenzothiazole; benzothiazolyl mercaptan; Benzo[d]thiazole-2(3H)-thione; CAPTAX; ROTAX; 2-Benzothiazolethiol,MBT; MBT; Sulfur Accelerator M; 2-Benzothiazolethiol (MBT); 2-MBT; benzothiazole-2-thiol; AG 63; Accel M; 2-benzothiazolethiol; Perkacit MBT; 2(3H)-Benzothiazolethione; Kaptax; Rokon;
CAS No.	149-30-4
Molecular Formula	C7H5NS2
Molecular Weight	167.25100
PSA	79.93000
LogP	2.58500

Properties

Appearance & Physical State	beige or light yellow powder with a faint odour
Density	1.42
Boiling Point	305ºC at 760 mmHg
Melting Point	172-180ºC
Flash Point	243ºC (dec.)
Refractive Index	1.783
Stability	Stable. Incompatible with strong oxidizing agents. Flammable.
Storage Condition	Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Vapor Pressure	0.000844mmHg at 25°C

Safety Info

RTECS	DL6475000
Hazard Class	6.1
Safety Statements	S24-S37-S60-S61
HS Code	29342020
Packing Group	I; II; III
WGK Germany	2
RIDADR	UN 3077
Risk Statements	R43; R50/53
Hazard Codes	Xi
Signal Word	Warning
Symbol	GHS07, GHS09
Hazard Declaration	H317; H410
Caution Statement	P273; P280; P501

Synthesis Route

propan-2-ol+N-(phenylacetyl)benzothiazoline-2-thione→2-Mercaptobenzothiazole+Isopropyl Phenylacetate
2-Bromo-5-Methylbenzenamine→2-Mercaptobenzothiazole+5-methyl-3H-1,3-benzothiazole-2-thione
N-(1,3-benzothiazol-2-ylsulfanyl)propan-2-amine+diethyl phosphonate→N-diethoxyphosphorylpropan-2-amine+2-Mercaptobenzothiazole

Precursor

2-Iodoaniline

benzothiazole
dibenzothiazol-2-yl disulfide

Downstream Product

1,3-benzothiazol-2-ylsulfanyl(tributyl)stannane
2-(ethylamino)benzenethiol
dibenzothiazol-2-yl disulfide
5-(1,3-benzothiazol-2-ylsulfanyl)-5-trimethylsilylpentan-2-one

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