Key Documents

View All Documentation

417203

R-Alpine-Borane^®

Name: <I>R</I>-Alpine-Borane<SUP>®</SUP>
Brand: ALDRICH

97%

Synonym(s):

B-Isopinocampheyl-9-borabicyclo[3.3.1]nonane

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):

C₁₈H₃₁B

CAS Number:

73624-47-2

Molecular Weight:

258.25

UNSPSC Code:

12352005

PubChem Substance ID:

24866131

MDL number:

MFCD00074776

Technical Service

Need help? Our team of experienced scientists is here for you.

Let Us Assist

Properties

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

Description

General description

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

Application

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

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

Legal Information

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

Pictograms

GHS02

Signal Word

Danger

Hazard Codes

H250

Precautionary Statements

P222 - P231 - P422

Hazard Classifications

Pyr. Liq. 1

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library