(R)-SEGPHOS®

• Catalog No.: 692395
• CAS Number: 244261-66-3
• M. F.: C38H28O4P2
• M. W.: 610.574042
• Purity: ≥94%

SYNONYMS

• IUPAC name: {4-[5-(diphenylphosphanyl)-2H-1,3-benzodioxol-4-yl]-2H-1,3-benzodioxol-5-yl}diphenylphosphane
• IUPAC Traditional name: {4-[5-(diphenylphosphanyl)-2H-1,3-benzodioxol-4-yl]-2H-1,3-benzodioxol-5-yl}diphenylphosphane
• Synonyms: [4(R)-(4,4′-bi-1,3-benzodioxole)-5,5′-diyl]bis[diphenylphosphine]; (R)-(+)-5,5′-Bis(diphenylphosphino)-4,4′-bi-1,3-benzodioxole; [4(R)-(4,4′-二-1,3-苯并二噁茂)-5,5′-二基]双[二苯基膦]; (R)-(+)-5,5′-双(二苯基膦)-4,4′-二-1,3-苯并二噁茂

DATABASE IDS

• CAS Number: 244261-66-3
• MDL Number: MFCD09753005

PROPERTIES

• Empirical Formula (Hill Notation): C38H28O4P2
• Purity: ≥94%
• Melting Point: 168-172 °C
• Optical Rotation: [α]20/D +11°, c = 0.5 in chloroform

DETAILS

Description (English)

Packaging
50, 100 mg in glass bottle
Legal Information
Sold in collaboration with Takasago for research purposes only. JP Registration No. 3148136
SEGPHOS is a registered trademark of Takasago Intl. Corp.
Application
Takasago Ligands and Complexes for Asymmetric Reactions
Catalytic ligand used for:
• Nickel-catalyzed asymmetric α-arylation and heteroarylation of ketones with chloroarenes
• Enantioselective synthesis of dihydrobenzofurans and dihydronaphthofurans via olefin isomerization/enantioselective intramolecular Alder-ene reaction of enynes catalyzed by Rh
• Preparation of axially chiral biaryl compounds by gold-catalyzed stereoselective intramolecular hydroarylation
• Preparation of chiral silylated homoallylic alcohols and diols by asymmetric addition of alcohols and aldehydes to silylbutadienes catalyzed by ruthenium complexes
• Preparation of chiral 3-alkyl-substituted indolines by tandem condensation-asymmetric hydrogenation of indoles with aldehydes, catalyzed by Bronsted acids and palladium BINAP complexes
• Rhodium-catalyzed asymmetric formal olefination or cycloaddition of 1,3-dicarbonyl compounds with 1,6-diynes or 1,6-enynes

Description (简体中文)

包装
50, 100 mg in glass bottle
Legal Information
与 Takasago 合作销售，仅用于研究目的。日本注册号 3148136
法律信息
SEGPHOS 注册商标 Takasago Intl. Corp.
Application
Takasago Ligands and Complexes for Asymmetric Reactions
Catalytic ligand used for:
• Nickel-catalyzed asymmetric α-arylation and heteroarylation of ketones with chloroarenes
• Enantioselective synthesis of dihydrobenzofurans and dihydronaphthofurans via olefin isomerization/enantioselective intramolecular Alder-ene reaction of enynes catalyzed by Rh
• Preparation of axially chiral biaryl compounds by gold-catalyzed stereoselective intramolecular hydroarylation
• Preparation of chiral silylated homoallylic alcohols and diols by asymmetric addition of alcohols and aldehydes to silylbutadienes catalyzed by ruthenium complexes
• Preparation of chiral 3-alkyl-substituted indolines by tandem condensation-asymmetric hydrogenation of indoles with aldehydes, catalyzed by Bronsted acids and palladium BINAP complexes
• Rhodium-catalyzed asymmetric formal olefination or cycloaddition of 1,3-dicarbonyl compounds with 1,6-diynes or 1,6-enynes