2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

Base Information

Chemical Name:2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid
CAS No.:1489134-62-4
Molecular Formula:C₁₈H₁₄N₂O₂S
Molecular Weight:322.387
Hs Code.:

Synonyms:2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

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Chemical Property of 2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

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Technology Process of 2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

There total 2 articles about 2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid 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: 83.0%

: ethyl 2-methyl-4-(phenyl)-4H-pyrimido[2,1-b][1,3]benzothiazole-3-carboxylate

: 1489134-62-4
2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

Guidance literature:: With lithium hydroxide monohydrate; In tetrahydrofuran; ethanol; water; at 80 ℃; for 6h; Sealed tube;
DOI:10.1039/d1tc02301b

Reference yield:

: 136-95-8,102337-98-4,84293-42-5
2-amino-benzthiazole

: 1489134-62-4
2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

Guidance literature:: Multi-step reaction with 2 steps

1: tetra(n-butyl)ammonium hydrogensulfate / ethylene glycol / 1 h / 20 - 120 °C

2: potassium hydroxide / ethanol / 2 h / Reflux

With tetra(n-butyl)ammonium hydrogensulfate; potassium hydroxide; In ethanol; ethylene glycol;
DOI:10.1016/j.ejmech.2013.08.024

Reference yield: 83.0%

: 110-91-8,99108-56-2
morpholine

: 1489134-62-4
2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid

: 1489134-68-0
(2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidin-3-yl)(morpholino)methanone

Guidance literature:: 2-methyl-4-phenyl-4H-benzo[4,5]thiazolo[3,2-a]pyrimidine-3-carboxylic acid; With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; for 0.0833333h; Inert atmosphere;

morpholine; With triethylamine; In dichloromethane; at 20 ℃; for 2h; Inert atmosphere;
DOI:10.1016/j.ejmech.2013.08.024