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2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- Structure
2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- structure
CAS No.
356783-31-8
Chemical Name:
2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-
Synonyms
Favipiravir Impurity 13;Favipiravir Impurity 28;FAVIPIRAVIR intermediate N-1;6-fluoro-3-hydroxypyrazine-2-carbonitrile;5-fluoro-2-oxo-1H-pyrazine-3-carbonitrile;6 fluoro -3 hydroxy pyrizine-2-carbonitrile;Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-;6-Fluoro-3-oxo-3,4-dihydro-2-pyrazinecarbonitrile;6-fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile;2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-
CBNumber:
CB32626700
Molecular Formula:
C5H2FN3O
Molecular Weight:
139.09
MDL Number:
MOL File:
356783-31-8.mol
MSDS File:
SDS
Last updated:2023-04-23 13:52:06
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2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- Properties

Melting point 126 - 129oC
Density 1.53±0.1 g/cm3(Predicted)
storage temp. -20°C Freezer, Under inert atmosphere
solubility Acetonitrile (Slightly), DMSO (Slightly)
pka 7.74±0.60(Predicted)
form Solid
color Pale Yellow to Light Yellow

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-M1938 2-Pyrazinecarbonitrile,6-fluoro-3,4-dihydro-3-oxo- 99.80% 356783-31-8 100mg $265 2021-12-16 Buy
ChemScene CS-M1938 2-Pyrazinecarbonitrile,6-fluoro-3,4-dihydro-3-oxo- 99.80% 356783-31-8 250mg $440 2021-12-16 Buy
AK Scientific 3192AH 2-Pyrazinecarbonitrile,6-fluoro-3,4-dihydro-3-oxo- 356783-31-8 250mg $552 2021-12-16 Buy
ChemScene CS-M1938 2-Pyrazinecarbonitrile,6-fluoro-3,4-dihydro-3-oxo- 99.80% 356783-31-8 1g $880 2021-12-16 Buy
Ambeed A187524 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile 95+% 356783-31-8 1g $686 2021-12-16 Buy
Product number Packaging Price Buy
CS-M1938 100mg $265 Buy
CS-M1938 250mg $440 Buy
3192AH 250mg $552 Buy
CS-M1938 1g $880 Buy
A187524 1g $686 Buy

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- Chemical Properties,Uses,Production

Appearance

6-fluoro-3,4-dihydro-3-oxo-2-Pyrazinecarbonitrile is a pale yellow to light yellow solid.

Melting Point

126 - 129℃

Uses

6-Fluoro-3-hydroxypyrazine-2-carbonitrile is used in the synthesis of intermediate of Favipiravir (F103350).

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- synthesis

356783-28-3
356783-31-8
Synthesis of 2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- from 3,6-difluoropyrazine-2-carbonitrile

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- Preparation Products And Raw materials

Raw materials

1374986-03-4 3,6-dichloropyrazine-2-carbonitrile 3-HYDROXYPYRAZINE-2-CARBOXAMIDE 5-Fluoro-isoxazolo[4,5-b]pyrazine-3-carboxylic acid methyl ester 3,6-difluoropyrazine-2-carbonitrile
METHYL 5-HYDROXYISOXAZOLO[4,5-B]PYRAZINE-3-CARBOXYLATE METHYL 5-CHLOROISOXAZOLO[4,5-B]PYRAZINE-3-CARBOXYLATE

1of2

Preparation Products

Favipiravir

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- Suppliers

Global( 61)Suppliers
Supplier Tel Email Country ProdList Advantage
Neostar United (Changzhou) Industrial Co., Ltd. 		+86-0519-85551759 +8613506123987 marketing1@neostarunited.com China 8838 58
Shandong Hengshannuode Pharmaceutical Technology Co., Ltd. 		+8615065888978 admin@hsnordpharma.com China 92 58
Echemi Group 		86-18905328650 18905328650 pharma@echemi.com CHINA 215 58
Career Henan Chemica Co 		+86-0371-86658258 +8613203830695 laboratory@coreychem.com China 30240 58
Apeloa Pharmaceutical Co., Ltd. 		+86-0571-87635730 +8615858229168 chem1022@hengdian-group.com China 1478 58
AFINE CHEMICALS LIMITED 		+86-0571-85134551 sales@afinechem.com China 15354 58
Nanjing Hengbei Chemicals Co., Ltd. 		+86-25-58393656 sales@hengbeichem.cn China 6854 58
Hefei TNJ Chemical Industry Co.,Ltd. 		+86-0551-65418684 +8618949823763 sales@tnjchem.com China 25356 58
LEAP CHEM CO., LTD. 		+86-852-30606658 market18@leapchem.com China 24727 58
Hebei Weibang Biotechnology Co., Ltd 		+8617732866630 bess@weibangbio.com China 18154 58
Supplier Advantage
Neostar United (Changzhou) Industrial Co., Ltd. 		58
Shandong Hengshannuode Pharmaceutical Technology Co., Ltd. 		58
Echemi Group 		58
Career Henan Chemica Co 		58
Apeloa Pharmaceutical Co., Ltd. 		58
AFINE CHEMICALS LIMITED 		58
Nanjing Hengbei Chemicals Co., Ltd. 		58
Hefei TNJ Chemical Industry Co.,Ltd. 		58
LEAP CHEM CO., LTD. 		58
Hebei Weibang Biotechnology Co., Ltd 		58

356783-31-8(2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-)Related Search:

METHYL 5-HYDROXYISOXAZOLO[4,5-B]PYRAZINE-3-CARBOXYLATE METHYL 6-BROMO-3-METHOXYPYRAZINE-2-CARBOXYLATE 3,6-difluoropyrazine-2-carbonitrile Ethyl diethoxyacetate METHYL 5-CHLOROISOXAZOLO[4,5-B]PYRAZINE-3-CARBOXYLATE
2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- 6-fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile 6-Fluoro-3-oxo-3,4-dihydro-2-pyrazinecarbonitrile 6-fluoro-3-hydroxypyrazine-2-carbonitrile Favipiravir Impurity 13 FAVIPIRAVIR intermediate N-1 Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo- 5-fluoro-2-oxo-1H-pyrazine-3-carbonitrile Favipiravir Impurity 28 6 fluoro -3 hydroxy pyrizine-2-carbonitrile 356783-31-8 C5H2FN3O