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Home › Product Catalog › 2-Mercaptobenzothiazole

2-Mercaptobenzothiazole

CAS 149-30-4C7H5NS2MW 167.3

2-Mercaptobenzothiazole (CAS 149-30-4) — formula C7H5NS2, molecular weight 167.3; category specialty chemicals.

Specifications

CAS Number149-30-4
Molecular FormulaC7H5NS2
Molecular Weight167.3
Melting Point351 to 358 °F (NTP, 1992)
LogP2.4
CategoryWater Treatment Chemicals

Purchase Profile

What this product is

2-Mercaptobenzothiazole is a specialty compound with CAS registry number 149-30-4 and molecular formula C7H5NS2 (molecular weight 167.3), belonging to the specialty chemicals segment of chemical raw materials.

Identification

CAS number: 149-30-4

Its molecular formula C7H5NS2 comprises 7 C, 5 H, 1 N, 2 S atoms.

Also known as: 2-Mercaptobenzothiazole

Category: specialty chemicals

Frequently Asked Questions

What is the CAS number of 2-Mercaptobenzothiazole?

The CAS registry number of 2-Mercaptobenzothiazole is 149-30-4.

What is the molecular formula and molecular weight of 2-Mercaptobenzothiazole?

Molecular formula C7H5NS2, molecular weight 167.3.

What other names is 2-Mercaptobenzothiazole known by?

It is also registered under: 2-Mercaptobenzothiazole.

Which category does 2-Mercaptobenzothiazole belong to?

Category: Water Treatment Chemicals.

PubChem Public Data

Public-database records for 2-Mercaptobenzothiazole (CAS 149-30-4), reproduced here for independent cross-checking.

Safety classification and hazard statements

Reported hazard statementsH317, H400, H410, H350, H351

H317: May cause an allergic skin reaction [Warning Sensitization, Skin]

H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

Regulatory listings

Regulatory & Food ContactFDA Inventory of Food Contact Substances Listed in 21 CFR: FCS

Physical description and handling notes

  • 2-mercaptobenzothiazole is a pale yellow to tan crystalline powder with a disagreeable odor. (NTP, 1992)
  • Dry Powder; Other Solid; Large Crystals; Wet Solid; Other Solid; Dry Powder; Large Crystals
  • Yellowish to tan crystalline powder; [HSDB]
  • Solid
  • CRYSTALS WITH CHARACTERISTIC ODOUR.
  • Pale, yellow monoclinic needles or leaflets

Reported physical properties

熔点351 to 358 °F (NTP, 1992)
熔点180.2-181.7 °C
熔点177 - 179 °C
熔点180-182 °C
熔点181 °C
闪点392 °F (NTP, 1992)
闪点392 °F
闪点243 °C
溶解度0.12 mg/mL at 24 °C
密度1.42 g/cu cm at 20 °C

How this substance is indexed

CAS Registry Number149-30-4
PubChem CID697993
分子式C7H5NS2
IUPAC 名称3H-1,3-benzothiazole-2-thione
UNII（FDA）5RLR54Z22K

Documented uses

  • Metal Machining [Category: Heat or Machine]
  • Pulp and Paper Processing [Category: Industry]
  • Working with Glues and Adhesives [Category: Other]
  • Leather Tanning and Processing [Category: Industry]
  • FUNGICIDE FOR PRESERVING TEXTILES /SRP: FORMER USE/
  • Vulcanization accelerator for rubber (requires use of stearic acid for full activation), tire treads and carcasses, mechanical specialities, etc., ... corrosion inhibitor in cutting oils and petroleum products, extreme pressure additive in greases.

Names this substance appears under

2-Mercaptobenzothiazole; 149-30-4; 2-Benzothiazolethiol; Captax; 1,3-Benzothiazole-2-thiol; Benzothiazolethiol; MERCAPTOBENZOTHIAZOLE; 2(3H)-Benzothiazolethione; Dermacid; Kaptax; Mertax; Thiotax; Rotax; Accelerator M; Benzothiazole-2-thiol; Vulkacit M

Computed molecular descriptors

分子量167.3
XLogP32.4
氢键供体数1
氢键受体数2
可旋转键数0
精确质量166.98634151
单同位素质量166.98634151
拓扑极性表面积69.4
重原子数10
形式电荷0

Database abstract

2-Mercaptobenzothiazole · CAS 149-30-4 · C7H5NS2. UNII 5RLR54Z22K. 熔点: 351 to 358 °F (NTP, 1992); 熔点: 180.2-181.7 °C; 熔点: 177 - 179 °C.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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