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4-Amino-3-methylbenzenesulfonic acid, 98% - CAS 98-33-9 - Formula C7H9NO3S

A19870 98-33-9 4-Amino-3-methylbenzenesulfonic acid, 98% 2-Aminotoluene-5-sulfonic acid Alfa Aesar


Certificate of Analysis

4-Amino-3-methylbenzenesulfonic acid, 98%

CAS: 98-33-9 MDL: MFCD00025198  EINECS: 202-658-6
Not regulated for shipping
Alternate Name: 2-Aminotoluene-5-sulfonic acid


Pricing and Availability

Size ($) Price Your Price Quantity Options Availability
250g 26.40 Check Availability Add to Favorites Enter qty and click checkbox
1000g 70.00 Check Availability Add to Favorites Enter qty and click checkbox

Chemical Properties

Formula: C7H9NO3S  Melting point: >300°
Formula weight: 187.22  

Other References

Harmonized Tariff Code: 2921.43

GHS Hazard and Precautionary Statements

Hazard Statements : H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements : P261-P280-P305+P351+P338-P304+P340-P405-P501A

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Harmful or Irritant

Risk & Safety

Risk Phrases: 36/37/38
Irritating to eyes, respiratory system and skin.
Safety Phrases: 26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable gloves.