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NEWS:

PRODUCTS

Fine chemicals: Antioxidants; Flavor and fragrance; Feed additives; Biological buffer; Disinfectant

Intermediate: Pharmaceutical intermediate; Pesticide intermediate; Dye intermediate; Organic intermediates

Solvent: Solvent

Cosmetic raw materials: Cosmetic raw materials

2,3-Pyrazinedicarboxylic acid

Chemintel Technology

2,3-Pyrazinedicarboxylic acid

Information

Product name:	2,3-Pyrazinedicarboxylic acid;pyrazine-2,3-dicarboxylic acid;
CAS NO.:	89-01-0
Molecular formula:	C₆H₄N₂O₄
Molecular weight:	168.10700
Precise quality:	168.01700

Physicochemical properties

Appearance:	White to light brown crystalline powder
Density:	1.665 g/cm³
Melting point:	179-181 °C (dec.)(lit.)
Boiling point:	449.1 °C at 760mmHg
Flash point:	225.4°C
Water solubility:	soluble

Security Information

RTECS:	UQ2500000
Safety instructions:	S22-S24/25
WGK Germany:	3
Hazard category code:	R36/37/38
Dangerous goods sign:	F; C

Use

This product is an intermediate of the anti-tuberculosis drug pyrazinamide. Sedative hypnotic drug zopiclone intermediate

Specifications

Item	Specification
Appearance	White to light brown crystalline powder
Melting point	179-181 ℃
2,3-pyrazine (% ≥ By HPLC)	99
2,3-pyrazine By Titration	98-102

Annex

MSDS / TDS

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