417203

R-Alpine-Borane^®

97%

• Synonim(y): B-Isopinocampheyl-9-borabicyclo[3.3.1]nonane
• Wzór empiryczny (zapis Hilla): C₁₈H₃₁B
• Numer CAS: 73624-47-2
• Masa cząsteczkowa: 258.25
• UNSPSC Code: 12352005
• PubChem Substance ID: 24866131
• MDL number: MFCD00074776

Właściwości

• Quality Segment: 100
• assay: 97%
• optical activity: [α]21/D -22°, c = 12 in THF
• bp: >55 °C (lit.)
• density: 0.947 g/mL at 25 °C (lit.)
• SMILES string: C[C@H]1[C@@H](CC2CC1C2(C)C)B3C4CCCC3CCC4
• InChI: 1S/C18H31B/c1-12-16-10-13(18(16,2)3)11-17(12)19-14-6-4-7-15(19)9-5-8-14/h12-17H,4-11H2,1-3H3/t12-,13+,14-,15+,16-,17-/m1/s1
• InChI key: VCDGSBJCRYTLNU-PHPOFCCKSA-N

Opis

General description

R-Alpine-Borane^® is a chiral reducing agent, synthesized from (+)-α-pinene via hydroboration.

Application

R-Alpine-Borane^® may be used in the preparation of (22R)-hydroxy-23-acetylenic steroids with high stereoselectivity.

Reagent for the asymmetric reduction of a variety of prochiral ketones.

Legal Information

Alpine-Borane is a registered trademark of Merck KGaA, Darmstadt, Germany

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Informacja o środkach bezpieczeństwa

• pictograms: GHS02
• signalword: Danger
• hcodes: H250
• pcodes: P222 - P231 - P422
• Hazard Classifications: Pyr. Liq. 1
• Klasa składowania: 4.2 - Pyrophoric and self-heating hazardous materials
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter