Product

2,3-Pyrazinecarboxylic anhydride

CAS No.：4744-50-7

Other grades of this product :

2,3-Pyrazinecarboxylic anhydride Basic information

Product Name:	2,3-Pyrazinecarboxylic anhydride
Synonyms:	PYRAZINE-2,3-DICARBOXYLIC ANHYDRIDE;Zopiclone Impurity 5;2,3-Py Razinedica boxylic Anbyd Yide;2,3-PYRAZINEDICARBOXYLIC ANHYDRIDE;2,3-PYRAZINECARBOXYLIC ANHYDRIDE;2,3-PYRAZINEDICARBOXLIC ANHYDRIDE;2,3-PYRAZINEDICARBOXYLICANHYDRATE;FURO[3,4-B]PYRAZINE-5,7-DIONE
CAS:	4744-50-7
MF:	C6H2N2O3
MW:	150.09
EINECS:	225-260-4
Product Categories:	Pesticide intermediates;GLYCINESCAFFOLD;Fused Ring Systems
Mol File:	4744-50-7.mol

2,3-Pyrazinecarboxylic anhydride Chemical Properties

Melting point	210 °C (dec.)(lit.)
Boiling point	357.3±22.0 °C(Predicted)
density	1.686±0.06 g/cm3(Predicted)
storage temp.	Inert atmosphere,Room Temperature
solubility	Actonitrile (Slightly), DMSO
form	Solid
pka	-3.43±0.20(Predicted)
color	White to light brown crystalline powder
CAS DataBase Reference	4744-50-7(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
WGK Germany	3
Hazard Note	Irritant
HS Code	29349990

MSDS Information

Provider	Language
SigmaAldrich	English

2,3-Pyrazinecarboxylic anhydride Usage And Synthesis

Uses	2,?3-?Pyrazinedicarboxylic Anhydride is a reagent used in the synthesis of highly potent and selective abietane type diterpenoid amides.

2,3-Pyrazinecarboxylic anhydride Preparation Products And Raw materials

Raw materials	o-Phenylenediamine-->Glyoxal-->Quinoxaline
Preparation Products	2,3-Pyridinedicarboxylic anhydride

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