5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

Base Information

Chemical Name:5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline
CAS No.:1200443-03-3
Molecular Formula:C₁₇H₁₃ClN₄O₄S
Molecular Weight:404.834
Hs Code.:

Synonyms:5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

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Chemical Property of 5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

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Technology Process of 5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

There total 3 articles about 5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline 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: 59.0%

: 1200443-02-2
7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazolin-5(4H)-one

: 1200443-03-3
5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

Guidance literature:: With ammonium chloride; trichlorophosphate; at 120 ℃; for 0.5h;
DOI:10.1016/j.bmcl.2010.01.036

Reference yield:

: 26759-46-6
methyl 2-amino-4,5-dimethoxybenzoate

: 1200443-03-3
5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydrogenchloride; sodium nitrite / water / 0.25 h / 0 °C / Inert atmosphere

1.2: 0 - 20 °C / Inert atmosphere

2.1: sodium methylate / methanol / 0.33 h / 20 °C / Inert atmosphere

2.2: 20 °C

2.3: pH 2

3.1: tetrabutyl-ammonium chloride; trichlorophosphate / 0.5 h / 120 °C

With hydrogenchloride; tetrabutyl-ammonium chloride; sodium methylate; sodium nitrite; trichlorophosphate; In methanol; water;

Reference yield:

: methyl 2-azido-4,5-dimethoxybenzoate

: 1200443-03-3
5-chloro-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium methylate / methanol / 0.33 h / 20 °C / Inert atmosphere

1.2: 20 °C

1.3: pH 2

2.1: tetrabutyl-ammonium chloride; trichlorophosphate / 0.5 h / 120 °C

With tetrabutyl-ammonium chloride; sodium methylate; trichlorophosphate; In methanol;