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2-amino-5-methylbenzenesulfonic acid (Molecular Formula: C7H9NO3S)
Product Name: 2-amino-5-methylbenzenesulfonic acid
CAS Registry Number: 88-44-8
EINECS: 201-831-3  
Synonyms: PTMS; Red 4B acid; 6-Amino-m-toluenesulfonic acid; Ptmsptmsa;4-Aminotoluene-3-sulfonic acid; 88-44-8; p-Toluidine-2-sulfonic Acid;2-amino-5-methylbenzenesulfonic acid; PTMSA;
Molecular Structure:
Molecular Formula: C7H9NO3S
Molecular Weight: 187.21626
Density:  1.431 g/cm3
Boiling Point:  375
Melting Point:  300 ºC
Flash Point:  
Risk Codes:  S26;S28A
Safety Statements:  R34
Hazard Symbols:  C: Corrosive;
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