595721

(R)-(+)-3,3′-Dibromo-1,1′-bi-2-naphthol

97%

• 동의어(들): (R)-3,3′-Dibromo-1,1′-bi-2-naphthol, (R)-3,3′-Dibromo-[1,1′-Binaphthalene]-2,2′-diol, (R)-Dibromo-1,1′-Bi-2,2′-naphthol, (R)-Dibromo-1,1′-Binaphthalene-2,2′-diol, (R)-Dibromo-1,1-Binaphthol, (R)-Dibromo-BINOL, (R)-Dibromo-bi-2-naphthol
• 실험식(Hill 표기법): C₂₀H₁₂Br₂O₂
• CAS Number: 111795-43-8
• Molecular Weight: 444.12
• MDL number: MFCD03093629
• UNSPSC 코드: 12352005
• PubChem Substance ID: 24881599
• NACRES: NA.22

속성

• 분석: 97%
• 양식: solid
• mp: 256-260 °C
• 작용기: bromo
• SMILES string: Brc1cc2c(c(c1O)c3c4c(cc(c3O)Br)cccc4)cccc2
• InChI: 1S/C20H12Br2O2/c21-15-9-11-5-1-3-7-13(11)17(19(15)23)18-14-8-4-2-6-12(14)10-16(22)20(18)24/h1-10,23-24H
• InChI key: BRTBEAXHUYEXSY-UHFFFAOYSA-N

설명

애플리케이션

(R)-(+)-3,3′-Dibromo-1,1′-bi-2-naphthol reacts with zirconium(IV) tert-butoxide to form a chiral zirconium complex, which can efficiently catalyze:

• anti-selective catalytic asymmetric aldol reactions of silyl enol ethers with aldehydes[1]
• asymmetric intramolecular [3+2] cycloaddition of hydrazone/olefins[2]

안전성 정보

• 픽토그램: GHS09
• 신호어: Warning
• 유해 및 위험 성명서: H410
• 예방조치 성명서: P273 - P501
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Gloves, type N95 (US)