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MedKoo CAT#: 599012

CAS#: 81572-37-4

Description: Nb-enantride is a new chiral trialkylborohydride used for the asymmetric reduction of ketones.

Price and Availability

Size Price Shipping out time Quantity
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Pricing updated 2020-08-03. Prices are subject to change without notice.

Nb-enantride is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to sales@medkoo.com to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 599012
Name: Nb-enantride
CAS#: 81572-37-4
Chemical Formula: C26H40BLiO
Exact Mass: 386.3332
Molecular Weight: 386.35
Elemental Analysis: C, 80.83; H, 10.44; B, 2.80; Li, 1.80; O, 4.14

Synonym: Nb-enantride;

IUPAC/Chemical Name: lithium (1R,5S)-9-((1S,2R,3S,5S)-2-(2-(benzyloxy)ethyl)-6,6-dimethylbicyclo[3.1.1]heptan-3-yl)-9-borabicyclo[3.3.1]nonan-9-uide


InChi Code: InChI=1S/C26H40BO.Li/c1-26(2)20-16-24(26)23(14-15-28-18-19-8-4-3-5-9-19)25(17-20)27-21-10-6-11-22(27)13-7-12-21;/h3-5,8-9,20-25,27H,6-7,10-18H2,1-2H3;/q-1;+1/t20-,21-,22+,23+,24+,25+,27?;/m1./s1

SMILES Code: CC([C@H](C1)C2)(C)[C@@H]1[C@H](CCOCc3ccccc3)[C@H]2[BH-]4[C@H]5CCC[C@@H]4CCC5.[Li+]

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>3 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


1: Våbenø J, Brisander M, Lejon T, Luthman K. Diastereoselective reduction of a chiral N-Boc-protected delta-amino-alpha,beta-unsaturated gamma-keto ester Phe-Gly dipeptidomimetic. J Org Chem. 2002 Dec 27;67(26):9186-91. PubMed PMID: 12492319.