Benzobicyclon

苯并双环酮

Also known as: 3-[2-chloro-4-(methylsulfonyl)benzoyl]-4-(phenylthio)bicyclo[3.2.1]oct-3-en-2-one, 3-(2-chloro-4-mesylbenzoyl)-2-phenylthiobicyclo[3.2.1]oct-2-en-4-one, 3-(2-chloro-4-methylsulfonylbenzoyl)-2-phenylsulfanylbicyclo[3.2.1]oct-2-en-4-one, Benzobicyclon [ISO], SB 500, Benzobicyclon (BSI, pa iso), Benzobicyclon standard, 3-[(2-chloro-4-methylsulfonylphenyl)-oxomethyl]-2-(phenylthio)-4-bicyclo[3.2.1]oct-2-enone, rac-(1R,5R)-3-[2-chloro-4-(methanesulfonyl)benzoyl]-4-(phenylsulfanyl)bicyclo[3.2.1]oct-3-en-2-one

Benzobicyclon (CAS 156963-66-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C22H19ClO4S2 and a molecular weight of 446.96700 g/mol. It is also known as 3-[2-chloro-4-(methylsulfonyl)benzoyl]-4-(phenylthio)bicyclo[3.2.1]oct-3-en-2-one, 3-(2-chloro-4-mesylbenzoyl)-2-phenylthiobicyclo[3.2.1]oct-2-en-4-one and 3-(2-chloro-4-methylsulfonylbenzoyl)-2-phenylsulfanylbicyclo[3.2.1]oct-2-en-4-one. Key properties include a boiling point of 651.1ºC at 760 mmHg, a density of 1.45 g/cm3 and a flash point of 347.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

156963-66-5

Jingsj CID

J-1955769-2

Molecular Formula

C₂₂H₁₉ClO₄S₂

Chinese Name

苯并双环酮

Molecular Weight

446.96700 g/mol

Category

Ketones

Last updated

8/21/2026