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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]

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About This Item

Empirical Formula (Hill Notation):
C74H100O8P2
CAS Number:
566940-03-2
Molecular Weight:
1179.53
UNSPSC Code:
12352005
PubChem Substance ID:
329761501
NACRES:
NA.22
MDL number:
MFCD09753003
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form

powder

Quality Segment

100

reaction suitability

reagent type: ligand
reaction type: Noyori Asymmetric Hydrogenation

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

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.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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