692484

(R)-DTBM-SEGPHOS^®

• Synonym(s): (R)-(−)-5,5′-Bis[di(3,5-di-tert-butyl-4-methoxyphenyl)phosphino]-4,4′-bi-1,3-benzodioxole, [(4R)-(4,4′-bi-1,3-benzodioxole)-5,5′-diyl]bis[bis(3,5-di-tert-butyl-4-methoxyphenyl)phosphine]
• Empirical Formula (Hill Notation): C₇₄H₁₀₀O₈P₂
• CAS Number: 566940-03-2
• Molecular Weight: 1179.53
• MDL number: MFCD09753003
• UNSPSC Code: 12352005
• PubChem Substance ID: 329761501
• NACRES: NA.22

Properties

• form: powder
• Quality Level: 100
• functional group: phosphine
• SMILES string: P(c8cc(c(c(c8)C(C)(C)C)OC)C(C)(C)C)(c7cc(c(c(c7)C(C)(C)C)OC)C(C)(C)C)c1c(c6c(cc1)OCO6)c2c3c(ccc2P(c5cc(c(c(c5)C(C)(C)C)OC)C(C)(C)C)c4cc(c(c(c4)C(C)(C)C)OC)C(C)(C)C)OCO3
• InChI: 1S/C74H100O8P2/c1-67(2,3)47-33-43(34-48(61(47)75-25)68(4,5)6)83(44-35-49(69(7,8)9)62(76-26)50(36-44)70(10,11)12)57-31-29-55-65(81-41-79-55)59(57)60-58(32-30-56-66(60)82-42-80-56)84(45-37-51(71(13,14)15)63(77-27)52(38-45)72(16,17)18)46-39-53(73(19,20)21)64(78-28)54(40-46)74(22,23)24/h29-40H,41-42H2,1-28H3
• InChI key: ZNORAFJUESSLTM-UHFFFAOYSA-N

Description

Application

Takasago Ligands and Complexes for Asymmetric Reactions

Catalyst involved in:

• [3,3]-Sigmatropic rearrangements using cyclopropane probes
• Asymmetric intramolecular hydroacylation of ketoaldehydes

Reactant involved in:

• The synthesis of gold-diphosphine complexes for use as catalysts
• Cycloaddition of allenenes to yield alkylidenecyclobutanes

Legal Information

Sold in collaboration with Takasago for research purposes only. JP Registration No. 3148136

SEGPHOS is a registered trademark of Takasago Intl. Corp.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable