CAS 4744-50-7|Furo(3,4-b)pyrazine-5,7-dione

Introduction：Basic information about CAS 4744-50-7|Furo(3,4-b)pyrazine-5,7-dione, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	Furo(3,4-b)pyrazine-5,7-dione
CAS Number	4744-50-7	Molecular Weight	150.092
Density	1.7±0.1 g/cm3	Boiling Point	357.3±22.0 °C at 760 mmHg
Molecular Formula	C₆H₂N₂O₃	Melting Point	210 °C (dec.)(lit.)
MSDS	ChineseUSA	Flash Point	169.9±22.3 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	2,3-Pyrazinedicarboxylic anhydride
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.7±0.1 g/cm3
Boiling Point	357.3±22.0 °C at 760 mmHg
Melting Point	210 °C (dec.)(lit.)
Molecular Formula	C₆H₂N₂O₃
Molecular Weight	150.092
Flash Point	169.9±22.3 °C
Exact Mass	150.006546
PSA	69.15000
LogP	-0.90
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.635
InChIKey	AWJWCTOOIBYHON-UHFFFAOYSA-N
SMILES	O=C1OC(=O)c2nccnc21

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2934999090

Customs

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

MFCD00179418

2,3-Pyrazinecarboxylic anhydride

2,3-Pyrazinedicarboxylic acid anhydride

Pyrazine-2,3-Dicarboxylic Anhydride

EINECS 225-260-4

Furo(3,4-b)pyrazine-5,7-dione

Furo[3,4-b]pyrazine-5,7-dione

Pyrazinedicarboxylic anhydride

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