(1S,1'S,2R,2'R)-1,1'-Di-tert-butyl-2,2'-biphospholane

(1S,1'S,2R,2'R)-(+)-1,1'-二叔丁基-2,2'-联磷杂环戊烷

Also known as: (1S,1'S,2R,2'R)-1,1'-Di-tert-butyl-[2,2']-diphospholane, (S,S,R,R)-TangPhos, TangPhos, (2R,2'R)-1,1'-Bis(2-methyl-2-propanyl)-2,2'-biphospholane, (1S,1'S,2R,2'R)-1,1'-di-tert-butyl-2,2'-diphospholane, MFCD06658118

(1S,1'S,2R,2'R)-1,1'-Di-tert-butyl-2,2'-biphospholane (CAS 470480-32-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H32P2 and a molecular weight of 286.37300 g/mol. It is also known as (1S,1'S,2R,2'R)-1,1'-Di-tert-butyl-[2,2']-diphospholane, (S,S,R,R)-TangPhos and TangPhos. Key properties include a melting point of 60-65ºC, a boiling point of 353.584ºC at 760 mmHg and a flash point of 176.043ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

470480-32-1

Jingsj CID

J-1965770-5

Molecular Formula

C₁₆H₃₂P₂

Chinese Name

(1S,1'S,2R,2'R)-(+)-1,1'-二叔丁基-2,2'-联磷杂环戊烷

Molecular Weight

286.37300 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026