4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

Base Information

Chemical Name:4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester
CAS No.:199456-65-0
Molecular Formula:C₂₁H₂₃N₅O₃
Molecular Weight:393.445
Hs Code.:

Synonyms:4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

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Chemical Property of 4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

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Technology Process of 4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

There total 6 articles about 4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester 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: 96.0%

: 186581-53-3,908094-01-9,334-88-3
diazomethane

: 199456-60-5
4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid

: 199456-65-0
4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

Guidance literature:: In diethyl ether; N,N-dimethyl-formamide; at 25 ℃; for 24h;
DOI:10.1016/S0968-0896(97)00120-X

Reference yield:

: 58677-07-9
N-[6-(bromomethyl)-3,4-dihydro-4-oxo-2-quinazolinyl]-2,2-dimethylpropanamide

: 199456-65-0
4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) LDA / 1.) THF, -78 deg C, 30 min, 2.) THF, HMPA, -78 deg C, 6 h

2: 86 percent / aq. LiOH / tetrahydrofuran; methanol / 48 h / 25 °C

3: 96 percent / dimethylformamide; diethyl ether / 24 h / 25 °C

With lithium hydroxide; lithium diisopropyl amide; In tetrahydrofuran; methanol; diethyl ether; N,N-dimethyl-formamide;
DOI:10.1016/S0968-0896(97)00120-X

Reference yield:

: 106918-32-5
4-carbomethoxyphenylacetaldehyde

: 199456-65-0
4-[2-(2-Amino-4-oxo-3,4-dihydro-quinazolin-6-yl)-1-(dimethyl-hydrazonomethyl)-ethyl]-benzoic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 83 percent / MgSO₄ / diethyl ether / 2 h / 25 °C

2: 1.) LDA / 1.) THF, -78 deg C, 30 min, 2.) THF, HMPA, -78 deg C, 6 h

3: 86 percent / aq. LiOH / tetrahydrofuran; methanol / 48 h / 25 °C

4: 96 percent / dimethylformamide; diethyl ether / 24 h / 25 °C

With lithium hydroxide; magnesium sulfate; lithium diisopropyl amide; In tetrahydrofuran; methanol; diethyl ether; N,N-dimethyl-formamide;
DOI:10.1016/S0968-0896(97)00120-X