We are open as normal during COVID-19 pandemic. Order online, same day shipping out from North Carolina, USA

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 532081

CAS#: 244192-93-6

Description: L-748328 is a potent and selective human beta(3)-adrenergic receptor antagonist.

Price and Availability

Size Price Shipping out time Quantity
Inquire bulk and customized quantity

Pricing updated 2020-09-27. Prices are subject to change without notice.

L-748328 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#: 532081
Name: L-748328
CAS#: 244192-93-6
Chemical Formula: C23H27N3O6S2
Exact Mass: 505.1341
Molecular Weight: 505.6
Elemental Analysis: C, 54.64; H, 5.38; N, 8.31; O, 18.99; S, 12.68

Synonym: L-748328; L 748328; L748328.

IUPAC/Chemical Name: 3-[(2S)-2-hydroxy-3-[2-[4-(phenylsulfonylamino)phenyl]ethylamino]propoxy]benzenesulfonamide


InChi Code: InChI=1S/C23H27N3O6S2/c24-33(28,29)23-8-4-5-21(15-23)32-17-20(27)16-25-14-13-18-9-11-19(12-10-18)26-34(30,31)22-6-2-1-3-7-22/h1-12,15,20,25-27H,13-14,16-17H2,(H2,24,28,29)/t20-/m0/s1

SMILES Code: O=S(C1=CC=CC(OC[C@@H](O)CNCCC2=CC=C(NS(=O)(C3=CC=CC=C3)=O)C=C2)=C1)(N)=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:
>2 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: Candelore MR, Deng L, Tota L, Guan XM, Amend A, Liu Y, Newbold R, Cascieri MA, Weber AE. Potent and selective human beta(3)-adrenergic receptor antagonists. J Pharmacol Exp Ther. 1999 Aug;290(2):649-55. PubMed PMID: 10411574.