MBT (M), CAS 149-30-4
MBT (M) (CAS 149-30-4), also known as 2-Mercaptobenzothiazole and Rubber Accelerator M, is an important thiazole-type rubber vulcanization accelerator. It is widely used in natural rubber and synthetic rubber compounds and provides effective vulcanization performance for various rubber products. ASTM identifies MBT as commonly used for rubber and latex vulcanization.
Product Chemical Properties
Product Name: MBT (M)
CAS No.: 149-30-4
Molecular Formula: C7H5NS2
Molecular Weight: 167.25
Chemical Name: 2-Mercaptobenzothiazole
Synonyms: MBT, M, Accelerator M, Rubber Accelerator M, Mercaptobenzothiazole, 2-MBT, 2-Benzothiazolethiol

Product Technical Specification
Appearance: Light yellow or greyish-white powder, granules
Initial M.P, ℃ ≥: 170.0
Loss on drying, % ≤: 0.30
Ash, % ≤: 0.10
Residues on 150μm sieve, % ≤: 0.10
Purity, % ≥: 97.00
Applications of MBT (M)
Used as an acid accelerator currently and a medium fast primary accelerator. Imparts excellent aging properties when used both alone and in combination with DM, TMTD and many other basic accelerators for higher activity. Its accelerative temperature is low and easily be dispersed with lower pollution. Mainly used in the manufacture of tires, tubes, foot wear rubber belts and hoses etc.
Packaging
25kg/bag.
Production Capacity
15000 MT per year.
Storage Requirements
Store in a cool, dry and well-ventilated area.
Keep containers tightly closed when not in use.
Protect from moisture, direct sunlight and excessive heat.
Handle the product according to the latest SDS and applicable regulations.
The validity is 2 year.
MBT (M) Bulk Supply from China
Hosea Chem® offers MBT (M) (CAS 149-30-4), also known as 2-Mercaptobenzothiazole, in bulk quantities with competitive factory-direct pricing and reliable export service.
We support international shipments in bags and other suitable packaging options. TDS, MSDS and COA are available upon request.
Contact Hosea Chem for the latest MBT price, bulk quotation, availability and technical documents.