3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

Base Information

Chemical Name:3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate
CAS No.:1319735-62-0
Molecular Formula:C₂₂H₁₈N₂O₄S
Molecular Weight:406.462
Hs Code.:

Synonyms:3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

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Chemical Property of 3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

Chemical Property:

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Technology Process of 3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

There total 4 articles about 3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate 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: 91.0%

: 98-09-9
benzenesulfonyl chloride

: 5060-53-7
8-hydroxy-2-methyl-3-(2-methylphenyl)-4(3H)-quinazolinone

: 1319735-62-0
3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

Guidance literature:: With pyridine; at 20 ℃;
DOI:10.1007/s00706-011-0525-3

Reference yield:

: 548-93-6
3-hydroxyanthranilic acid

: 1319735-62-0
3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

Guidance literature:: Multi-step reaction with 4 steps

1: 3 h / Reflux

2: pyridine / 8 h / Reflux

3: potassium carbonate / methanol / 6 h / 20 °C

4: pyridine / 20 °C

With pyridine; potassium carbonate; In pyridine; methanol;
DOI:10.1007/s00706-011-0525-3

Reference yield:

: 8-acetyloxy-2-methyl-4H-3,1-benzoxazin-4-one

: 1319735-62-0
3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yl benzenesulfonate

Guidance literature:: Multi-step reaction with 3 steps

1: pyridine / 8 h / Reflux

2: potassium carbonate / methanol / 6 h / 20 °C

3: pyridine / 20 °C

With pyridine; potassium carbonate; In pyridine; methanol;
DOI:10.1007/s00706-011-0525-3