6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

Base Information

Chemical Name:6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one
CAS No.:1315306-65-0
Molecular Formula:C₁₆H₉Cl₃O₂S
Molecular Weight:371.671
Hs Code.:

Synonyms:6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

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Chemical Property of 6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

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Technology Process of 6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

There total 4 articles about 6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-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: 65.0%

: 1315306-57-0
3-bromo-6,7-dichloro-2,3-dihydrothiochromen-4-one

: 104-88-1
4-chlorobenzaldehyde

: 1315306-65-0
6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

Guidance literature:: With sodium methylate; In toluene; at 0 - 20 ℃;
DOI:10.1002/cjoc.201190153

Reference yield:

: 5858-17-3
3,4-dichlorothiophenol

: 1315306-65-0
6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

Guidance literature:: Multi-step reaction with 4 steps

1: sodium hydroxide / Microwave irradiation

2: sulfuric acid

3: bromine; acetic acid / 4.17 h / 40 °C

4: sodium methylate / toluene / 0 - 20 °C

With sulfuric acid; bromine; sodium methylate; acetic acid; sodium hydroxide; In toluene; 4: Darzens condensation;
DOI:10.1002/cjoc.201190153

Reference yield:

: 66892-35-1
3-(3,4-dichlorophenylthio)propanoic acid

: 1315306-65-0
6',7'-dichloro-3-(4-chlorophenyl)spiro[oxirane-2,3'-thiochroman]-4'-one

Guidance literature:: Multi-step reaction with 3 steps

1: sulfuric acid

2: bromine; acetic acid / 4.17 h / 40 °C

3: sodium methylate / toluene / 0 - 20 °C

With sulfuric acid; bromine; sodium methylate; acetic acid; In toluene; 3: Darzens condensation;
DOI:10.1002/cjoc.201190153