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#: 532851

CAS#: 119477-85-9

Description: U75302 is a thymosin beta-4 (TB4) receptor antagonist with a Ki of 159 nM on guinea pig lung membranes.

Price and Availability

Size Price Shipping out time Quantity
Inquire bulk and customized quantity

Pricing updated 2020-09-28. Prices are subject to change without notice.

U75302 is not in stock, but 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#: 532851
Name: U75302
CAS#: 119477-85-9
Chemical Formula: C22H35NO3
Exact Mass: 361.2617
Molecular Weight: 361.53
Elemental Analysis: C, 73.09; H, 9.76; N, 3.87; O, 13.28

Synonym: U75302, U 75302, U-75302

IUPAC/Chemical Name: (5S)-6-[6-[(1E,3R,5Z)-3-hydroxyundeca-1,5-dienyl]pyridin-2-yl]hexane-1,5-diol


InChi Code: InChI=1S/C22H35NO3/c1-2-3-4-5-6-7-13-21(25)16-15-19-11-10-12-20(23-19)18-22(26)14-8-9-17-24/h6-7,10-12,15-16,21-22,24-26H,2-5,8-9,13-14,17-18H2,1H3/b7-6-,16-15+/t21-,22+/m1/s1


Technical Data

White to off-white crystalline 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. Falcone, R.C., and Aharony, D. Modulation of ligand binding to leukotriene B4 receptors on guinea pig lung membranes by sulfhydryl modifying reagents. Journal of Pharmacology and Experimental Therapeutics 255, 565-571 (1990).

2. Lin, A.H.,Morris, J.,Wishka, D.G., et al. Novel molecules that antagonize leukotriene B4 binding to neutrophils. Annals of the New York Academy of Sciences 524, 196-200 (1988).

3. Wang, S.,Gustafson, E.,Pang, L., et al. A novel hepatointestinal leukotriene B4 receptor. The Journal of Biological Chemisty 275, 40686-40694 (2000).