2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one

Base Information

Chemical Name:2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one
CAS No.:1448312-85-3
Molecular Formula:C₁₁H₄BrClN₄O₃S
Molecular Weight:387.601
Hs Code.:

Synonyms:2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one

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Chemical Property of 2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one

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Technology Process of 2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one

There total 2 articles about 2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one 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: 35.0%

: 37517-81-0
3-chloro-3-oxopropanoic acid methyl ester

: 1448312-84-2
5-(3-bromo-5-nitrophenyl)-1,3,4-thiadiazol-2-amine

: 1448312-85-3
2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one

Guidance literature:: 3-chloro-3-oxopropanoic acid methyl ester; 5-(3-bromo-5-nitrophenyl)-1,3,4-thiadiazol-2-amine; In acetonitrile; at 100 ℃; for 0.2h; Microwave irradiation;

With N-ethyl-N,N-diisopropylamine; trichlorophosphate; at 150 ℃; for 0.5h; Microwave irradiation;

Reference yield:

: 6307-83-1
3-bromo-5-nitro-benzoic acid

: 1448312-85-3
2-(3-bromo-5-nitrophenyl)-7-chloro-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: trichlorophosphate / 3 h / 80 °C / Cooling with ice

2.1: acetonitrile / 0.2 h / 100 °C / Microwave irradiation

2.2: 0.5 h / 150 °C / Microwave irradiation

With trichlorophosphate; In acetonitrile;