Diacetato{(R)-(-)-5,5'-bis[di(3,5-di-t-butyl-4-methoxyphenyl)phosphino]-4,4'-bi-1,3-benzodioxole}ruthenium(II) Ru(OAc)2[(R)-dtbm-segphos?]|44-0180|1025477-38-6

Diacetato{(R)-(-)-5,5'-bis[di(3,5-di-t-butyl-4-methoxyphenyl)phosphino]-4,4'-bi-1,3-benzodioxole}ruthenium(II) Ru(OAc)2[(R)-dtbm-segphos?]

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Product Information

Product Name
Diacetato{(R)-(-)-5,5'-bisdi(3,5-di-t-butyl-4-methoxyphenyl)phosphino-4,4'-bi-1,3-benzodioxole}ruthenium(II) Ru(OAc)2(R)-dtbm-segphos?
Brand Name
US-Strem
Product Number
44-0180
CAS
1025477-38-6
Certificate of Analysis (COA)​
COA not found

General Information

PubChem CID
121234178
IUPAC Name
4-5-bis(3,5-ditert-butyl-4-methoxyphenyl)phosphanyl-1,3-benzodioxol-4-yl-1,3-benzodioxol-5-yl-bis(3,5-ditert-butyl-4-methoxyphenyl)phosphane;ruthenium(2+);diacetate
InChI Key
TZSINPYBMMRUEE-UHFFFAOYSA-L
SMILES
CC(=O)O-.CC(=O)O-.CC(C)(C)C1=CC(=CC(=C1OC)C(C)(C)C)P(C2=C(C3=C(C=C2)OCO3)C4=C(C=CC5=C4OCO5)P(C6=CC(=C(C(=C6)C(C)(C)C)OC)C(C)(C)C)C7=CC(=C(C(=C7)C(C)(C)C)OC)C(C)(C)C)C8=CC(=C(C(=C8)C(C)(C)C)OC)C(C)(C)C.Ru+2

Application

Technical Notes:
1. Biaryl bisphosphine ligand with narrow dihedral angle. The DM-SEGPHOS ligand, as the ruthenium complex, gives superior enantioselectivity and diastereoselectivity in the asymmetric hydrogenation of a-substituted-ß-ketoesters. See 15-0066