(S)-SEGPHOS®
ALDRICH/693006 - ≥94%
Synonym: (S)-(−)-5,5′-Bis(diphenylphosphino)-4,4′-bi-1,3-benzodioxole
CAS Number: 210169-54-3
Empirical Formula (Hill Notation): C38H28O4P2
Molecular Weight: 610.57
MDL Number: MFCD09753005
Linear Formula: C38H28O4P2
Product Type: Chemical
| assay | ≥94% |
| form | solid |
| InChI | 1S/C38H28O4P2/c1-5-13-27( |
| InChI key | RZZDRSHFIVOQAF-UHFFFAOYSA |
| mp | 231-235 °C |
| optical activity | [α]20/D -11°, c = 0.5 in chloroform |
| Application: | Takasago Ligands and Complexes for Asymmetric Reactions  |
| Application: | Chiral biaryl bisphosphine catalytic ligand used for: • Rhodium-catalyzed asymmetric formal olefination or cycloaddition of 1,3-dicarbonyl compounds with 1,6-diynes or 1,6-enynes • Stereoselective preparation of homoallylic alcohols via Ir-catalyzed stereoselective transfer hydrogenative crotylation of an allylic acetate with alcohols or aldehydes • Regio- and stereoselective preparation of axially chiral arylnaphthalene derivatives via rhodium-catalyzed [2+2+2] cycloaddition of diynes with naphthalenepropynoic acid derivatives • Diastereo- and enantioselective hydrogenation of α-amino-β-keto ester hydrochlorides catalyzed by an iridium complex • Preparation of dihydroisoquinolinones via nickel-catalyzed denitrogenative annulation of benzotriazinones with 1,3-dienes and alkenes • Stereoselective preparation of indanol derivatives via Rh-catalyzed enantioselective alkynylative cyclization of allenyl aldehydes with terminal alkynes |
| Legal Information: | SEGPHOS is a registered trademark of Takasago Intl. Corp. |
| Legal Information: | Sold in collaboration with Takasago for research purposes only. JP Registration No. 3148136 |
| Packaging: | 50, 100 mg in amber glass bottle |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥94% |
| mp | 231-235 °C |
| UNSPSC | 12352005 |