Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Pyrazinetetracarboxylic acid
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Purity: 95.0%
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43193-60-8

43193-60-8 structure

43193-60-8 structure

Name: Pyrazinetetracarboxylic acid
Chemical Name: pyrazine-2,3,5,6-tetracarboxylic acid
CAS Number: 43193-60-8
Molecular Formula: C₈H₄N₂O₈
Molecular Weight: 256.12600
Create Date: 2016-02-16 00:31:56
Modify Date: 2025-09-13 18:14:15

Name	pyrazine-2,3,5,6-tetracarboxylic acid
Synonyms	pyrazinetetracarboxylic acid 2,3,5,6-pyrazinetetracarboxylic acid EINECS 256-137-3

Density	2.032g/cm3
Boiling Point	660ºC at 760 mmHg
Molecular Formula	C₈H₄N₂O₈
Molecular Weight	256.12600
Flash Point	353ºC
Exact Mass	255.99700
PSA	174.98000
Index of Refraction	1.727

HS Code	2933990090

92-82-0 structure

92-82-0

~75%

43193-60-8 structure

43193-60-8

Literature: Vishweshwar, Peddy; Babu, N. Jagadeesh; Nangia, Ashwini; Mason, Sax A.; Puschmann, Horst; Mondal, Raju; Howard, Judith A. K. Journal of Physical Chemistry A, 2004 , vol. 108, # 43 p. 9406 - 9416

1124-11-4 structure

1124-11-4

~60%

43193-60-8 structure

43193-60-8

Literature: Gao, Hong-Ling; Zhang, Yan-Ping; Yang, Ai-Hong; Fang, Su-Rong; Cui, Jian-Zhong Journal of Molecular Structure, 2009 , vol. 918, # 1-3 p. 97 - 100

95-54-5 structure

95-54-5

~%

43193-60-8 structure

43193-60-8

Literature: Korzhenevskii; Markova; Efimova; Koifman; Krylova Russian Journal of General Chemistry, 2005 , vol. 75, # 6 p. 980 - 984

655-86-7 structure

655-86-7

~%

43193-60-8 structure

43193-60-8

Literature: Mager; Berends Recueil des Travaux Chimiques des Pays-Bas, 1957 , vol. 76, p. 28,32, 34

4569-77-1 structure

4569-77-1

~%

43193-60-8 structure

43193-60-8

Literature: Mager; Berends Recueil des Travaux Chimiques des Pays-Bas, 1957 , vol. 76, p. 28,32, 34

6924-99-8 structure

6924-99-8

~%

43193-60-8 structure

43193-60-8

Literature: Chattaway; Humphrey Journal of the Chemical Society, 1929 , p. 648

Precursor 6
92-82-0 1124-11-4 95-54-5 655-86-7
4569-77-1 6924-99-8
DownStream 3
22051-80-5 290-37-9 35042-21-8

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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