(R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione

Base Information

• Chemical Name: (R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione
• CAS No.: 1177369-34-4
• Molecular Formula: C₁₄H₁₂BrFN₄S
• Molecular Weight: 367.244

Synonyms:(R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione

Chemical Property of (R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione

Chemical Property:

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Technology Process of (R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione

There total 1 articles about (R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione 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: 52.0%

(R)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5(6H)-one (934344-61-3) → (R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione (1177369-34-4)

Guidance literature:

With Davy reagent; In 1,2-dimethoxyethane; at 100 ℃; for 0.333333h;

Reference yield: 80.0%

(R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione (1177369-34-4) + O-(tert-butyldimethylsilanyl)hydroxylamine (41879-39-4) → (R,Z)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5(6H)-one O-tert-butyldimethylsilyloxime (1178540-60-7)

Guidance literature:

With mercury(II) diacetate; In toluene; at 100 ℃; for 2h; Product distribution / selectivity;

Reference yield: 65.0%

(S)-O-(2-(2,2-dimethyl-1,3-dioxolan-4-yl)ethyl)hydroxylamine (1026989-93-4) + (R)-2-amino-7-(2-bromo-4-fluoro-phenyl)-4-methyl-7,8-dihydro-6H-pyrido[4,3-d]pyrimidine-5-thione (1177369-34-4) → (R,Z)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydro-2-[14C]-pyrido[4,3-d]pyrimidin-5(6H)-one O-2-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)ethyl oxime (1178540-43-6)

Guidance literature:

With mercury(II) diacetate; In toluene; at 100 ℃; for 1h; Product distribution / selectivity;

upstream raw materials:

(R)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5(6H)-one

Downstream raw materials:

(R,Z)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5(6H)-one O-2-morpholinoethyloxime

(R,Z)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5(6H)-one O-tert-butyldimethylsilyloxime

(R,Z)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5(6H)-one O-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)methyloxime

(2S,4R)-tert-butyl 2-(((Z)-((R)-2-amino-7-(2-bromo-4-fluorophenyl)-4-methyl-7,8-dihydropyrido[4,3-d]pyrimidin-5-(6H)-ylidene)aminooxy)methyl)-4-(tert-butyldimethylsilyloxy)pyrrolidine-1-carboxylate

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