4,4'-Diamino-2,2'-biphenyldicarboxylic acid

Names

[ Name ]:
4,4'-Diamino-2,2'-biphenyldicarboxylic acid

[Synonym ]:
2,2'-dicarboxybenzidine
4,4'-Diamino-diphensaeure
4,4'-Diamino-2,2'-biphenyldicarboxylic acid
4.4'-Diamino-diphenyl-dicarbonsaeure-(2.2')
[1,1'-Biphenyl]-2,2'-dicarboxylic acid, 4,4'-diamino-
Benzidin-dicarbonsaeure-(2.2')
4,4'-Diamino-[1,1'-biphenyl]-2,2'-dicarboxylic acid
4,4'-diamino-diphenic acid
4,4'-diamino-2,2'-diphenic acid

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
515.1±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C₁₄H₁₂N₂O₄

[ Molecular Weight ]:
272.256

[ Flash Point ]:
265.3±30.1 °C

[ Exact Mass ]:
272.079712

[ PSA ]:
126.64000

[ LogP ]:
-0.06

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.725

[ Storage condition ]:
2-8°C

Safety Information

[ HS Code ]:
2922499990

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2922499990

[ Summary ]:
HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%