578428
(S)-(−)-5,5′,6,6′-Tetramethyl-3,3′-di-tert-butyl-1,1′-biphenyl-2,2′-diol
97%
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About This Item
Empirical Formula (Hill Notation):
C24H34O2
CAS Number:
Molecular Weight:
354.53
UNSPSC Code:
12352002
PubChem Substance ID:
MDL number:
assay
97%
form
solid
optical activity
[α]20/D -83±3°, c = 0.4 in THF
mp
170-174 °C
SMILES string
Cc1cc(c(O)c(c1C)-c2c(C)c(C)cc(c2O)C(C)(C)C)C(C)(C)C
InChI
1S/C24H34O2/c1-13-11-17(23(5,6)7)21(25)19(15(13)3)20-16(4)14(2)12-18(22(20)26)24(8,9)10/h11-12,25-26H,1-10H3
InChI key
NMVVBVMYPLMIOU-UHFFFAOYSA-N
General description
(S)-5,5′,6,6′-Tetramethyl-3,3′-di-tert-butyl-1,1′-biphenyl-2,2′-diol, a biphenyl chiral ligand is used to prepare mono- and bidentate phosphites applicable as catalysts in the hydroformylation of allyl cyanide, heterocyclic olefins, and asymmetric hydrogenation of dimethyl itaconate.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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