(2S,R_S)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane

Base Information

• Chemical Name: (2S,R_S)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane
• CAS No.: 167010-75-5
• Molecular Formula: C₁₁H₁₂F₂O₂S
• Molecular Weight: 246.278

Synonyms:(2S,R_S)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane

Chemical Property of (2S,R_S)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane

Chemical Property:

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Technology Process of (2S,R_S)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane

There total 2 articles about (2S,R_S)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane 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:

diazomethane (186581-53-3,908094-01-9,334-88-3) + ethyl difluoroacetate (454-31-9) + (R)-methyl p-tolyl sulfoxide (1519-39-7) → (RS)-(Z)-3,3-difluoro-2-methoxy-1-<(4-methylphenyl)sulphinyl>propene + (2S,RS)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane (167010-75-5) + (2R,RS)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane + (2S,RS)-3,3-difluoro-2-<<(4-methylphenyl)sulphinyl>methyl>-propan-1,2-diol

Guidance literature:

With lithium diisopropyl amide; Yield given. Multistep reaction. Further byproducts given. Yields of byproduct given;

DOI:10.1016/0957-4166(94)80049-9

Reference yield:

diazomethane (186581-53-3,908094-01-9,334-88-3) + ethyl difluoroacetate (454-31-9) + (R)-methyl p-tolyl sulfoxide (1519-39-7) → (RS)-(Z)-3,3-difluoro-2-methoxy-1-<(4-methylphenyl)sulphinyl>propene + (2S,RS)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane (167010-75-5) + (2R,RS)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane + (2R,RS)-3,3-difluoro-2-<<(4-methylphenyl)sulphinyl>methyl>-propan-1,2-diol

Guidance literature:

With lithium diisopropyl amide; Yield given. Multistep reaction. Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1016/0957-4166(94)80049-9

Reference yield: 90.0%

(2S,RS)-2-(difluoromethyl)-2-<<(4-methylphenyl)sulphinyl>methyl>oxirane (167010-75-5) → (2S,RS)-3,3-difluoro-2-<<(4-methylphenyl)sulphinyl>methyl>-propan-1,2-diol

Guidance literature:

With perchloric acid; In ethanol; for 72h; Ambient temperature;

DOI:10.1016/0957-4166(94)80049-9

upstream raw materials:

diazomethane

ethyl difluoroacetate

(R)-methyl p-tolyl sulfoxide

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