Impurity Reference Standard - Products

Favipiravir

CAT No: CL-FVP-01 CAS No: 259793-96-9 Mol Wt: 157.1 Mol F: C5H4FN3O2 Inv Status: In Stock

Chemical Name: 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carboxamide

Favipiravir Impurity 1

CAT No: CL-FVP-02 CAS No: NA Mol Wt: 158.1 Mol F: C5H3FN2O3 Inv Status: Custom Synthesis

Chemical Name: 6-Fluoro-3-hydroxypyrazine-2-carboxylic acid

Favipiravir Impurity 2

CAT No: CL-FVP-03 CAS No: 33870-92-7 Mol Wt: 114.1 Mol F: C4H3FN2O2 Inv Status: Custom Synthesis

Chemical Name: 5-Fluoropyrazin-2(1H)-one

Favipiravir Impurity 3

CAT No: CL-FVP-04 CAS No: NA Mol Wt: 172.1 Mol F: C6H5FN2O3 Inv Status: Custom Synthesis

Chemical Name: 6-Fluoro-4-hydroxy-3-oxo-3,4-dihydropyridine-2-carboxamide

Favipiravir Impurity 6

CAT No: CL-FVP-05 CAS No: 356783-29-4 Mol Wt: 159.1 Mol F: C5H3F2N3O Inv Status: Custom Synthesis

Chemical Name: 3,6-Difluoropyrazine-2-carboxamide

Favipiravir Impurity 7

CAT No: CL-FVP-06 CAS No: 2809442-05-3 Mol Wt: 189.1 Mol F: C5H4FN3O4 Inv Status: Custom Synthesis

Chemical Name: 3-Carbamoyl-5-fluoro-2-hydroxypyrazine 1,4-dioxide

Favipiravir N-Oxide Impurity 1

CAT No: CL-FVP-07 CAS No: 2807224-83-3 Mol Wt: 173.1 Mol F: C5H4FN3O3 Inv Status: Custom Synthesis

Chemical Name: 2-Carbamoyl-6-fluoro-3-hydroxypyrazine 1-oxide

Favipiravir Impurity 9

CAT No: CL-FVP-08 CAS No: 356783-16-9 Mol Wt: 174 Mol F: C5HCl2N3 Inv Status: Custom Synthesis

Chemical Name: 3,6-Dichloropyrazine-2-carbonitrile

Favipiravir Impurity 10

CAT No: CL-FVP-09 CAS No: 356783-28-3 Mol Wt: 141.1 Mol F: C5HF2N3 Inv Status: Custom Synthesis

Chemical Name: 3,6-Difluoropyrazine-2-carbonitrile

Favipiravir Impurity 13

CAT No: CL-FVP-10 CAS No: NA Mol Wt: 155.1 Mol F: C5H5N3O3 Inv Status: Custom Synthesis

Chemical Name: 3,6-Dihydroxypyrazine-2-carboxamide

Favipiravir Impurity 14

CAT No: CL-FVP-11 CAS No: NA Mol Wt: 157.1 Mol F: C5H4FN3O2 Inv Status: Custom Synthesis

Chemical Name: 3-Fluoro-6-hydroxypyrazine-2-carboxamide

Favipiravir Chloro Homolog Impurity

CAT No: CL-FVP-12 CAS No: 259793-90-3 Mol Wt: 173.6 Mol F: C5H4ClN3O2 Inv Status: Custom Synthesis

Chemical Name: 6-Chloro-3-oxo-3,4-dihydropyrazine-2-carboxamide

Favipiravir Impurity 16

CAT No: CL-FVP-13 CAS No: 259793-88-9 Mol Wt: 218.01 Mol F: C5H4BrN3O2 Inv Status: In Stock

Chemical Name: 6-bromo-3-hydroxypyrazine-2-carboxamide

Favipiravir Impurity 17

CAT No: CL-FVP-14 CAS No: 1137606-76-8 Mol Wt: 139.1 : 129.2 Mol F: C5H2FN3O : C8H19N Inv Status: Custom Synthesis

Chemical Name: 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dibutylamine (1:1)

Favipiravir Impurity 18

CAT No: CL-FVP-15 CAS No: 55321-99-8 Mol Wt: 139.1 Mol F: C5H5N3O2 Inv Status: In Stock

Chemical Name: 3-Oxo-3,4-dihydropyrazine-2-carboxamide

Favipiravir Impurity 19

CAT No: CL-FVP-16 CAS No: 6863-74-7 Mol Wt: 139.5 Mol F: C5H2ClN3 Inv Status: Custom Synthesis

Chemical Name: 6-Chloropyrazine-2-carbonitrile

Favipiravir Impurity 20

CAT No: CL-FVP-17 CAS No: 356783-49-8 Mol Wt: 157.5 Mol F: C5HClFN3 Inv Status: Custom Synthesis

Chemical Name: 3-Chloro-6-fluoropyrazine-2-carbonitrile

Favipiravir Impurity 21

CAT No: CL-FVP-18 CAS No: 1207609-52-6 Mol Wt: 156.5 Mol F: C6H2ClFN2 Inv Status: Custom Synthesis

Chemical Name: 6-Chloro-3-fluoropicolinonitrile

Favipiravir N-Oxide Impurity 2

CAT No: CL-FVP-19 CAS No: 2809392-10-5 Mol Wt: 173.1 Mol F: C5H4FN3O3 Inv Status: Custom Synthesis

Chemical Name: Carbamoyl-5-Fluoro-2-Hydroxypyrazine 1-Oxide

Favipiravir Impurity 23

CAT No: CL-FVP-20 CAS No: NA Mol Wt: 173.1 Mol F: C5H4FN3O3 Inv Status: Custom Synthesis

Chemical Name: 6-Fluoro-3,5-dihydroxypyrazine-2-carboxamide

Favipiravir Impurity 24

CAT No: CL-FVP-21 CAS No: 1137606-74-6 Mol Wt: 320.41 Mol F: C17H25FN4O Inv Status: In Stock

Chemical Name: 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile dicyclohexylamine salt

Favipiravir Impurity 25

CAT No: CL-FVP-22 CAS No: 1351238-11-3 Mol Wt: 262.89 Mol F: C5HBr2N3 Inv Status: In Stock

Chemical Name: 3,6-Dibromopyrazine-2-carbonitrile

Type:Impurity Reference Standard

API NAME:Favipiravir

Total Products: 22

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