(1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide

Base Information

Chemical Name:(1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide
CAS No.:512186-82-2
Molecular Formula:Br*C₁₈H₁₄BrN₂OS₂
Molecular Weight:498.262
Hs Code.:

(1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide

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Technology Process of (1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide

There total 2 articles about (1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide 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: 68.0%

: 314042-08-5
3-phenyl-2-(prop-2-yn-1-ylsulfanyl)-3,5,6,7-tetrahydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one

: 512186-82-2
(1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide

Guidance literature:: With bromine; acetic acid; at 10 ℃; for 3h; stereoselective reaction;
DOI:10.1515/hc-2013-0036

Reference yield:

: 300557-77-1
3-phenyl-2-thioxo-2,3,6,7-tetrahydro-1H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one

: 512186-82-2
(1E)-1-(bromomethylidene)-5-oxo-4-phenyl-1,2,4,6,7,8-hexahydro-5H-cyclopenta-[4,5]thieno[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-10-ium bromide

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium hydroxide / ethanol; water / Heating

1.2: 1 h / 80 °C

2.1: acetic acid; bromine / 3 h / 10 °C

With bromine; acetic acid; sodium hydroxide; In ethanol; water;
DOI:10.1515/hc-2013-0036