L 10503

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

MedKoo CAT#: 596384

CAS#: 55308-37-7

Description: L 10503 is an antifertility compound.

Price and Availability

Size Price Shipping out time Quantity
Inquire bulk and customized quantity

Pricing updated 2021-01-28. Prices are subject to change without notice.

L 10503 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#: 596384
Name: L 10503
CAS#: 55308-37-7
Chemical Formula: C17H15N3O
Exact Mass: 277.1215
Molecular Weight: 277.32
Elemental Analysis: C, 73.63; H, 5.45; N, 15.15; O, 5.77

Synonym: L 10503; L-10503; L10503; NSC 298267; NSC-298267; NSC298267;

IUPAC/Chemical Name: 2-(3-methoxyphenyl)-5,6-dihydro-[1,2,4]triazolo[5,1-a]isoquinoline


InChi Code: InChI=1S/C17H15N3O/c1-21-14-7-4-6-13(11-14)16-18-17-15-8-3-2-5-12(15)9-10-20(17)19-16/h2-8,11H,9-10H2,1H3


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: Lerner LJ, Carminati P. Effect of L-10503 (a novel antifertility compound) on the synthesis and metabolism of prostaglandins in vivo and in vitro in the pregnant rat placenta, ovary, kidney, and lung, and in rat deciduoma. Adv Prostaglandin Thromboxane Res. 1976;2:645-53. PubMed PMID: 983866.