N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

Base Information

Chemical Name:N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide
CAS No.:1388651-33-9
Molecular Formula:C₁₉H₁₈F₃N₅O₃S
Molecular Weight:453.445
Hs Code.:

Synonyms:N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

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Chemical Property of N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

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Technology Process of N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

There total 20 articles about N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 1388651-27-1
(4aS,5S,7aS)-7a-(5-amino-2,3-difluorophenyl)-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-amine

: 40155-42-8
5-methoxy-pyrazine-2-carboxylic acid

: 1388651-33-9
N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

Guidance literature:: 5-methoxy-pyrazine-2-carboxylic acid; With thionyl chloride; In 1,3-dimethyl-2-imidazolinone; at 0 - 10 ℃;

(4aS,5S,7aS)-7a-(5-amino-2,3-difluorophenyl)-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-amine; In 1,3-dimethyl-2-imidazolinone; at 10 ℃;

With sodium hydroxide; In 1,3-dimethyl-2-imidazolinone; water; ethyl acetate; pH=11;

Reference yield:

: 1391002-03-1
tert-butyl ((4aS,5S,7aS)-7a-(5-amino-2,3-difluorophenyl)-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)carbamate

: 40155-42-8
5-methoxy-pyrazine-2-carboxylic acid

: 1388651-33-9
N-(3-((4aS,5S,7aS)-2-amino-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-7a-yl)-4,5-difluorophenyl)-5-methoxypyrazine-2-carboxamide

Guidance literature:: tert-butyl ((4aS,5S,7aS)-7a-(5-amino-2,3-difluorophenyl)-5-(fluoromethyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)carbamate; 5-methoxy-pyrazine-2-carboxylic acid; With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 3h;

With trifluoroacetic acid; In dichloromethane; at 20 ℃; for 1.25h;

With sodium hydrogencarbonate; In chloroform; water; Saturated solution;