U 66985

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#: 585348

CAS#: 99103-16-9

Description: U 66985 is a Platelet-activating factor (PAF) receptor antagonist that inhibit the electrophysiological effects of PAF.

Price and Availability

Size Price Shipping out time Quantity
Inquire bulk and customized quantity

Pricing updated 2020-09-23. Prices are subject to change without notice.

U 66985 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#: 585348
Name: U 66985
CAS#: 99103-16-9
Chemical Formula: C30H62NO7P
Exact Mass: 579.4264
Molecular Weight: 579.7998
Elemental Analysis: C, 62.15; H, 10.78; N, 2.42; O, 19.32; P, 5.34

Synonym: U 66985; U66985; U-66985

IUPAC/Chemical Name: (2-acetyloxy-3-hexadecoxypropyl) 6-(trimethylazaniumyl)hexyl phosphate


InChi Code: InChI=1S/C30H62NO7P/c1-6-7-8-9-10-11-12-13-14-15-16-17-19-22-25-35-27-30(38-29(2)32)28-37-39(33,34)36-26-23-20-18-21-24-31(3,4)5/h30H,6-28H2,1-5H3


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: Dolak LA, Castle TM, Truesdell SE, Sebek OK. Isolation and structure of antibiotic U-68,204, a new thiolactone. J Antibiot (Tokyo). 1986 Jan;39(1):26-31. PubMed PMID: 3753968.