CAS 1312703-28-8 | 2'-amino-1,1':4,1''-terphenyl-4,4''-dicarboxylic Acid
Molecular Formula: C20H15NO4
Molecular Weight: 333.34
Purity: 97% Min.
Package: 1 g / 5 g / 25 g / 100 g / 1 kg
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Product Introduction
Introduction
2'-amino-1,1':4,1''-terphenyl-4,4''-dicarboxylic acid can be used as organic synthesis intermediate and pharmaceutical intermediate for laboratory R&D process and synthesis of pharmaceutical and chemical industry.
Specification of CAS 1312703-28-8 | 2'-amino-1,1':4,1''-terphenyl-4,4''-dicarboxylic acid
ITEMS | SPECIFICATION |
pka | 4.00 |
Melting point | 349 °C |
Density | 1.347 g/cm3 |
Boiling point | 632.5 °C |
Synthesis of CAS 1312703-28-8 | 2'-amino-1,1':4,1''-terphenyl-4,4''-dicarboxylic acid
Conditions
Stage #1: dimethyl 2’-amino-1,1’:4,1’’-terphenyl-4,4’’-dicarboxylate With potassium hydroxide In ethanol; water at 60℃; Reflux;
Stage #2: With hydrogenchloride In water pH=Ca. 2;
Reference
Li, Tao; Kozlowski, Mark T.; Doud, Evan A.; Blakely, Maike N.; Rosi, Nathaniel L.
[Journal of the American Chemical Society, 2013, vol. 135, # 32, p. 11688 - 11691]
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