(S)-1,1'-Binaphthyl-2,2'-disulfonimide

(S)-1,1'-联萘-2,2'-二磺酰亚胺

Also known as: (11bS)-Dinaphtho[2,1-d:1',2'-f][1,3,2]dithiazepine 3,3,5,5-tetraoxide, (S)-1,1'-Binaphthalene-2,2'-sulfonimide, (S)-1,1'-binaphthyl-2,2'-disulfonamide, (11bS)-3,3,5,5-Tetraoxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dithiazepine, MFCD28016337

(S)-1,1'-Binaphthyl-2,2'-disulfonimide (CAS 1245748-66-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C20H13NO4S2 and a molecular weight of 395.452 g/mol. It is also known as (11bS)-Dinaphtho[2,1-d:1',2'-f][1,3,2]dithiazepine 3,3,5,5-tetraoxide, (S)-1,1'-Binaphthalene-2,2'-sulfonimide and (S)-1,1'-binaphthyl-2,2'-disulfonamide. Key properties include a melting point of 255-260 °C, a boiling point of 712.1±43.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 384.5±28.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1245748-66-6

Jingsj CID

J-1529296-4

Molecular Formula

C₂₀H₁₃NO₄S₂

Chinese Name

(S)-1,1'-联萘-2,2'-二磺酰亚胺

Molecular Weight

395.452 g/mol

Category

Organic Bases

Last updated

8/21/2026