Compound Q&A
How is rac-(1R,5S)-bicyclo[3.2.0]hept-2-en-6-one, cis (CAS: 71155-05-0) typically synthesized?
Answer
![rac-(1R,5S)-bicyclo[3.2.0]hept-2-en-6-one, cis](https://static.chemtradehub.com/structs/711/71155-05-0-45e2.webp "rac-(1R,5S)-bicyclo[3.2.0]hept-2-en-6-one, cis")
Rac-(1R,5S)-bicyclo[3.2.0]hept-2-en-6-one, cis is typically synthesized via a Wittig reaction, where an alkyl phosphonate is reacted with a cyclic ketone. The use of a chiral auxiliary can provide enantioselective synthesis. The reaction is carried out under mild conditions, and the yield can be up to 90%. The use of a Lewis acid catalyst, such as aluminum trichloride, is often employed to enhance reactivity and selectivity.
About
CAS No
71155-05-0
English Name
rac-(1R,5S)-bicyclo[3.2.0]hept-2-en-6-one, cis
Molecular Formula
C7H8O
Molecular Weight
108.14 g/mol
SMILES
C1C=CC2C1C(=O)C2
InChIKey
LNLLHUHPGPKRBM-WDSKDSINSA-N
Last Updated: 2026-03-04 16:30
![rac-(1R,5S)-bicyclo[3.2.0]hept-2-en-6-one, cis — Jin Jinle (Hunan) Chemical Co., Ltd.](https://static.chemtradehub.com/suppliers/67ce76192b2de6e8e95a464e/67ce76192b2de6e8e95a464e-logo.webp){kind=logo}