(3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

Base Information

Chemical Name:(3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide
CAS No.:326891-61-6
Molecular Formula:C₁₉H₁₇N₅O₂S₂
Molecular Weight:411.508
Hs Code.:

Synonyms:(3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

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Chemical Property of (3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

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Technology Process of (3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

There total 7 articles about (3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide 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: 75.0%

: 326891-71-8
(7,9-Dimethyl-4-oxo-3-phenyl-3,4-dihydro-pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylsulfanyl)-acetic acid ethyl ester

: 326891-61-6
(3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

Guidance literature:: With hydrazine hydrate; In ethanol; for 3h; Heating;
DOI:10.1002/jccs.200000148

Reference yield:

: 128991-43-5
7,9-Dimethyl-3-phenyl-2-thiopyrido<3',2':4,5>thieno<3,2-d>pyrimidine-2,4(1H,3H)-dione

: 326891-61-6
(3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

Guidance literature:: Multi-step reaction with 2 steps

1: 82 percent / AcONa / ethanol / 1 h / Heating

2: 75 percent / hydrazine hydrate / ethanol / 3 h / Heating

With sodium acetate; hydrazine hydrate; In ethanol;
DOI:10.1002/jccs.200000148

Reference yield:

: 326891-38-7
7,9-Dimethyl-2-thioxo-1,2-dihydro-pyrido[3',2':4,5]thieno[3,2-d][1,3]thiazin-4-one

: 326891-61-6
(3,4-dihydro-7,9-dimethyl-4-oxo-3-phenylpyrido[3',2':4,5]thieno[3,2-d]pyrimidin-2-ylthio)acethydrazide

Guidance literature:: Multi-step reaction with 3 steps

1: 84 percent / ethanol / 3 h / Heating

2: 82 percent / AcONa / ethanol / 1 h / Heating

3: 75 percent / hydrazine hydrate / ethanol / 3 h / Heating

With sodium acetate; hydrazine hydrate; In ethanol;
DOI:10.1002/jccs.200000148