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2,3-Pyrazinecarboxylic anhydride

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Formula: C6H2N2O3
CAS: 4744-50-7
search Element: pyrazinecarboxylic anhydride
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Identification

Structural Formula
2,3-Pyrazinecarboxylic anhydride
CAS:
4744-50-7
EINECS:
225-260-4
Molecular Formula:
C6H2N2O3
MDL:
Synonym:
pyrazine-2,3-dicarboxylic ; 2,3-pyrazinedicarboxylic anhydride ; furo[3,4-b]pyrazine-5,7-dione ; pyrazine-2,3-dicarboxylic anhydride ; furo[3,4-b]pyrazine-5,7-quinone ; 2,3-pyrazine dicarbo ; 2,3-pyrazinedicarboxylicanhydrate ; furo[3,4-b]pyrazine-5,7-dione (9ci) ; 2,3-pyrazinedicarboxlic anhydride ; 2,3-pyrazinecarboxylic anhydride




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CAS equal suppliers

Zopiclone Impurity 2
Aozeal Certified Standards (AOCS), Inc.
Z0006.07
furo[3,4-b]pyrazine-5,7-dione
Santa Cruz Biotechnology, Inc.
279177
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Angene International Limited
AGN-PC-0D5U8X
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Hangzhou MolCore BioPharmatech Co.,Ltd.
CS18650
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Wanko Chemical Co., Ltd.
WC27848352
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Manchester Organics Limited
W34957
2,3-Pyrazinedicarboxylic anhydride
AK Scientific, Inc.
AS12923876
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Simagchem Corporation
SC14284284
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CM Fine Chemicals
CFC11564624
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Chemieliva Pharmaceutical Co., Ltd.
CP23807140
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Leap Chem Co., Ltd
LC12243672
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Hangzhou J&H Chemical Co., Ltd.
HJC21088432
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Carbone Scientific Co., Ltd.
CS19045712
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Skyrun Industrial Co., Ltd.
SI18365508
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Xiamen Hisunny Chemical Co., Ltd.
XHC22448976
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DSL Chemicals (Shanghai) Co., Ltd.
DC23129248
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Dayang Chem (Hangzhou) Co.,Ltd.
DC21088432
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Xiamen Equation Chemical Co.,Ltd
XECC217610880
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Gihi Chemicals Co., Limited
GCL18367344
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Hangzhou Keying Chem Co., Ltd.
HKC20408160
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Refine Chemicals Science and Technology Developing Co., Ltd.
RCSATD408028560
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BLD Pharmatech Ltd
BP12243672
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Chemlyte Solutions
CS12243672
Pyrazine-2,3-Dicarboxylic Anhydride
DSL Chemicals (Shanghai) Co., Ltd.
C002886

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Properties for 2,3-Pyrazinecarboxylic anhydride

Molecular Weight:
150.09 g·mol−1
Melting point:
210 °C (dec.)(lit.)
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R36/37/38 - Irritating to eyes, respiratory system and skin
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
Hazard Symbols:
Xi
Hazard symbol Xi
x

Alternative Distributors of [2,3-Pyrazinecarboxylic anhydride]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Inter-Chemical Ltd. | Rongkang Industry Co.,Ltd - (NSTU Chemicals Hanggzhou Co.,) | Hallochem Pharma Co., Ltd. | 3B Scientific Corporation | ChengDu KaiXin Technology Development Co., Ltd. | Bona Chemical Co., Limited | Shanghai AOKChem Group Limited | Suzhou Rovathin Pharmatech Co., Ltd | Shanghai Hanhong Chemical Co., Ltd. | Jinan Great Chemical Co., Ltd. | ZhangJiaGang CAE International Trading Co., Ltd. | Suzhou Sibian Chemical Technology Co., Ltd. | East Chemical Industry Co., Ltd. | Zhejiang Kaili Industrial Co., Ltd. | Watson International Ltd | Suzhou Vosun Chemical Co.,Ltd. | Jinan Haohua Industry Co., Ltd. | Gihi Chemicals Co., Limited

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