R-Alpine-Borane®
ALDRICH/417203 - 97%
Synonym: B-
CAS Number: 73624-47-2
Empirical Formula (Hill Notation): C18H31B
Molecular Weight: 258.25
MDL Number: MFCD00074776
Linear Formula: C18H31B
Product Type: Chemical
25 mL Sure/Seal™ Packaging
| assay | 97% |
| bp | >55 °C (lit.) |
| density | 0.947 g/mL at 25 °C (lit.) |
| InChI | 1S/C18H31B/c1-12-16-10-13 |
| InChI key | VCDGSBJCRYTLNU-PHPOFCCKSA |
| optical activity | [α]21/D -22°, c = 12 in THF |
| SMILES string | C[C@H]1[C@@H](CC2CC1C2(C) |
| Application: | R-Alpine-Borane® may be used in the preparation of (22R)-hydroxy-23-acetylenic steroids with high stereoselectivity. |
| Application: | Reagent for the asymmetric reduction of a variety of prochiral ketones. |
| General description: | R-Alpine-Borane® is a chiral reducing agent, synthesized from (+)-α-pinene via hydroboration. |
| Legal Information: | Alpine-Borane is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Packaging: | 25 mL in Sure/Seal™ |
| Symbol |  GHS02 |
| Signal word | Danger |
| Hazard statements | H250 |
| Precautionary statements | P222 - P231 - P422 |
| Hazard Codes | F |
| Risk Statements | 17 |
| Safety Statements | 6-16-24-36/37/39 |
| RIDADR | UN 2845 4.2 |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 97% |
| bp | >55 °C (lit.) |
| Density | 0.947 g/mL at 25 °C (lit.) |
| UNSPSC | 12352005 |