Mail Address: ruby (at) weltonchem (dot) com;
Contacter: Ms.Ruby  Wei from Changzhou Welton Chemical Co.,Ltd;

Synonyms: 4APA,4-Amino-o-phthalic acid,4-nitro phthalic acid,

Specification:
CAS No.: 5434-21-9
Molecular Formula: C₈H₇NO₄
Molecular Weight: 181.14
Appearance: Off-White to grey Powder
Assay: ≥98%
Melting Point: 342-345°C
Moisture: ≤0.2%
Ash content: ≤0.5%

Usage:
Used as pharmaceutical intermediates, Chemical intermediates, organic synthesize intermediates