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4-Aminothiophenol (p-aminobenzenethiol) – Asahi Chemical Co. Ltd.

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It can be used as a raw material for manufacturing medicines and agricultural chemicals.

A building block that simultaneously contains nitrogen and sulfur atoms.
High-refractive-index polyimide material (JP 2007-332186).
It is a raw material for the production of threshold voltage control material in organic thin film transistors (JP 2010-161312).
It is also used as an additive when manufacturing fillers for tire rubber (Patent Publication 2010-18706).

Specifications

1. General properties, etc.

Appearance Yellow solid with a sulfurous odor
Chemical name p-Aminobenzenethiol
Other names 4-mercaptoaniline, 4-mercaptobenzenethiol
Molecular weight 125.19
CAS number 1193-02-8
CSCL number None
Boiling point 140 to 145 ˚C / 16 Torr
Melting point 39 to 42 ˚C
Solubility Mixes freely with BTX and alcohol. Insoluble in water.

2. Standard

Purity More than 95% (using gas chromatography analysis)

3. Packaging

20 kg units 20 L UN-Y PE cans

4. Legal regulations, etc.

UN classification UN1759, Class 8, Packing Group III
HS code 2930.90.000
TSCA Unlisted
REACH Not registered by us
EINECS 214-763-4
ECL Unlisted
Others Listed on PICCS and ASIA-PAC.
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Asahi Chemical Co., Ltd.
Asahi Chemical Co., Ltd.

Contribute to society advancement by making better quality products with lower costs based on our higher technological value

Asahi Chemical Co., Ltd. has established a quality policy based on the continuous development of new technology, improved quality and reduced costs. This policy has served us well over the years as we have expanded in value and diversified our capabilities. Since we were established in 1932, we have commercialized one new product after another and succeeded in contributing to the world around us.

Products made by the technologies we have developed (in organic synthesis (thiochemistry), high-pressure gas reactions, coupling reactions (Ullmann reaction), and emulsification) are used widely in the fields of electronic and information-related materials, pharmaceuticals, cosmetics, textiles, and the environment.
In addition, by combining these core technologies, we are aggressively expanding into new fields where further growth is expected.

At the same time, we would like to contribute to human betterment by promoting CSR (corporate social responsibility) in such areas as compliance (legal compliance), protecting the environment, and safety measures.

We will continue to devote ourselves, day after day, to our aim of being a technology company that develops business with a global perspective.

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4-Aminothiophenol Catalog

Asahi Chemical Co., Ltd.

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