50480-29-0

50480-29-0 - Names and Identifiers

Name	benzothiazole-2,5-diamine
Synonyms	Albb-005801 2,5-Benzothiazolediamine 2,5-BenzothiazolediaMine benzothiazole-2,5-diamine benzo[d]thiazole-2,5-diamine 2,5-Benzothiazolediamine(9CI) 1,3-Benzothiazole-2,5-diamine
CAS	50480-29-0
InChI	InChI=1/C7H7N3S/c8-4-1-2-6-5(3-4)10-7(9)11-6/h1-3H,8H2,(H2,9,10)

50480-29-0 - Physico-chemical Properties

Molecular Formula	C7H7N3S
Molar Mass	165.22
Density	1.490±0.06 g/cm3(Predicted)
Melting Point	175 °C
Boling Point	404.4±37.0 °C(Predicted)
Flash Point	198.4°C
Vapor Presure	9.49E-07mmHg at 25°C
pKa	5.39±0.10(Predicted)
Storage Condition	2-8°C
Refractive Index	1.838

50480-29-0 - Introduction

benzothiazole-2,5-diamine is an organic compound with the chemical formula C7H6N2S. It is a white crystalline solid. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: White crystalline solid
-Molecular weight: 150.20g/mol
-Melting point: 174-176°C
-Boiling point: about 400°C
-Solubility: Soluble in chloroform and alcohols, slightly soluble in water

Use:
- benzothiazole-2,5-diamine is an intermediate that can be used to synthesize various organic compounds, including dyes, medicines and pesticides.
-It is often used in the synthesis of organic pigments in the dye industry.
-It is also widely used in the pharmaceutical field, as pharmaceutical intermediates or pharmaceutical analysis reagents.

Preparation Method:
benzothiazole-2, there are many ways to prepare 5-diamine, and the commonly used methods are as follows:
-Reaction of 2-nitrobenzothiazole with excess ammonium sulfite to obtain benzothiazole-2,5-diamine.
-It can also be reduced by reacting p-nitroaniline with sulfur erucic acid to obtain benzothiazole-2,5-diamine.

Safety Information:
- benzothiazole-2,5-diamine is generally safe under normal conditions of use and has no obvious toxicity.
-But it may be irritating to the eyes and skin, so you need to pay attention to protective measures during use, such as wearing protective glasses and gloves.
-If exposed, flush the affected area with plenty of water and seek medical advice.
-When storing and handling this compound, it is necessary to follow the relevant safe handling guidelines to ensure safe storage, use and handling.

Last Update：2024-04-09 19:05:50