(S)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol , 98% , 205927-03-3

CAS NO.：205927-03-3

Empirical Formula: C24H34O2

Molecular Weight: 354.53

MDL number: MFCD01862439

PRODUCT Properties

• Melting point: 170-174 °C
• alpha: -78° (c 0.352, THF)
• Boiling point: 420.8±45.0 °C(Predicted)
• Density: 1.012±0.06 g/cm3(Predicted)
• storage temp.: 2-8°C
• pka: 10.95±0.50(Predicted)
• form: Powder
• color: white
• optical activity: [α]20/D -83±3°, c = 0.4 in THF
• 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
• InChIKey: NMVVBVMYPLMIOU-UHFFFAOYSA-N
• SMILES: Cc1cc(c(O)c(c1C)-c2c(C)c(C)cc(c2O)C(C)(C)C)C(C)(C)C

Description and Uses

(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.

Safety

• PPE: Eyeshields, Gloves, type N95 (US)
• Safety Statements: 22-24/25
• WGK Germany: 3
• Storage Class: 11 - Combustible Solids