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Changzhou Welton Chemical Co.,Ltd.
 
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Changzhou Welton Chemical Co.,Ltd.
[China]
Address:
No.8,Jinlong Road, Binjiang Chemical Park, Changzhou, Jiangsu, China Changzhou Jiangsu China
Phone:
86-0519-85920537
Contact name:
Ruby Wei , Manager Assistant
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Changzhou Welton Chemical Co.,Ltd.
 
Dyestuff Intedmediates

4-Amino-o-phthalic Acid [4APA]
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4-Amino-o-phthalic Acid [4APA]
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 Origin China
 Model Number CAS No.: 5434-21-9
 Brand Name Welton
 CAS No. 5434-21-9
 Purity 98%

Mail Address: ruby(at)weltonchem(dot)com;

Contacter: Miss.ruby from Changzhou Welton Chemical Co.,Ltd.

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

Related Keywords: 4APA , dyestuff intermediate


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