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MedKoo CAT#: 564147

CAS#: 21170-34-3

Description: NSC-8891 is a Tyrosyl-DNA phosphodiesterase (Tdp1) inhibitor.

Price and Availability

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

NSC-8891 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#: 564147
Name: NSC-8891
CAS#: 21170-34-3
Chemical Formula: C27H33BrO5S
Exact Mass: 548.1232
Molecular Weight: 549.52
Elemental Analysis: C, 59.01; H, 6.05; Br, 14.54; O, 14.56; S, 5.83

Synonym: NSC8891; NSC 8891; NSC-8891

IUPAC/Chemical Name: 3,20-Dioxopregn-4-en-21-yl 4-bromobenzenesulfonate; [2-[(8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] 4-bromobenzenesulfonate


InChi Code: InChI=1S/C27H33BrO5S/c1-26-13-11-19(29)15-17(26)3-8-21-22-9-10-24(27(22,2)14-12-23(21)26)25(30)16-33-34(31,32)20-6-4-18(28)5-7-20/h4-7,15,21-24H,3,8-14,16H2,1-2H3/t21-,22-,23-,24+,26-,27-/m0/s1

SMILES Code: O=S(C1=CC=C(Br)C=C1)(OCC([C@H]2CC[C@@]3([H])[C@]4([H])CCC5=CC(CC[C@]5(C)[C@@]4([H])CC[C@]23C)=O)=O)=O

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: