2-Aminotoluene-5-sulfonic acid powder Raw Materials CAS 98-33-9

MF:C7H9NO3S

MW:187.22

EINECS:202-658-6

Specification:99% MIN 2-Aminotoluene-5-sulfonic acid powder

Sample:2-Aminotoluene-5-sulfonic acid powder

Appearance: white powder

Storage: Cool Dry Place

Brand: Ausreson

Shelf Life: 2 Years

Test Method: HPLC

Uses and synthesis of 2-Aminotoluene-5-sulfonic acid powder

2-Aminotoluene-5-sulfonic acid powder Colourless flaky crystals.2-Aminotoluene-5-sulfonic acid CAS 98-33-9 Contains 1 molecule of water of crystallisation, loses water of crystallisation at 120°C, does not melt but blackens and decomposes at 330-350°C. Soluble in water. 2-Aminotoluene-5-sulfonic acid Raw Materials Used in organic synthesis. Soluble in water.2-Aminotoluene-5-sulfonic acid Raw Materials Used in organic synthesis.

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Applications / Functions of 2-Aminotoluene-5-sulfonic acid powder

• 2-Aminotoluene-5-sulfonic acid powder is used in organic synthesis.
• 2-Aminotoluene-5-sulfonic acid CAS 98-33-9 Used as a dye intermediate.

Physicochemical Property of 2-Aminotoluene-5-sulfonic acid powder

Colourless flaky crystals. Containing 1 molecule of water of crystallisation, it loses water of crystallisation at 120°C. It does not melt at 330-350°C, but turns black and decomposes. Soluble in water.

Comparative Table

Production methodprocess of 2-Aminotoluene-5-sulfonic acid powder

2-Aminotoluene-5-sulfonic acid Raw Materials Produced by sulfonation of o-toluidine. The sulphonation reaction is carried out in the solvent diphenyl sulfone and heated to 150-185°C, the reaction is carried out intensely. At the end of the reaction, the product is dissolved with alkali, the solid diphenyl sulfone is removed, and then 2-Aminotoluene-5-sulfonic acid powder is obtained by distillation, water washing, filtration, acidification, etc. The yield is 98%.

FAQ.

Q: Is 2-Aminotoluene-5-sulfonic acid flammable?

A: No, but contact with strong oxidizing agents should be avoided.

Q: How can the purity of 2-ATSA be tested?

A: Use HPLC or titration (industrial grade ≥98%).

Use the product safely.

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