U-101958 Maleate

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

MedKoo CAT#: 561155

CAS#: 224170-09-6

Description: U-101958 Maleate is a dopamine D4 receptor ligand. U-101958 Maleate also binds to a large sigma1 receptor-like component in human cerebellum and SK-N-MC neuroblastoma cells with high affinity.

Price and Availability




U-101958 Maleate 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#: 561155
Name: U-101958 Maleate
CAS#: 224170-09-6
Chemical Formula: C25H33N3O5
Exact Mass:
Molecular Weight: 455.56
Elemental Analysis: C, 65.91; H, 7.30; N, 9.22; O, 17.56

Synonym: U-101958 Maleate, U 101958 Maleate, U101958 Maleate, U101958, U 101958, U-101958

IUPAC/Chemical Name: N-[1-Benzylpiperidin-4-yl]-N-methyl-3-propan-2-yloxypyridin-2-amine Maleate


InChi Code: InChI=1S/C21H29N3O.C4H4O4/c1-17(2)25-20-10-7-13-22-21(20)23(3)19-11-14-24(15-12-19)16-18-8-5-4-6-9-18;5-3(6)1-2-4(7)8/h4-10,13,17,19H,11-12,14-16H2,1-3H3;1-2H,(H,5,6)(H,7,8)/b;2-1-


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).

Harmonized System Code:


1: Gazi L, Bobirnac I, Danzeisen M, Schüpbach E, Langenegger D, Sommer B, Hoyer D, Tricklebank M, Schoeffter P. Receptor density as a factor governing the efficacy of the dopamine D4 receptor ligands, L-745,870 and U-101958 at human recombinant D4.4 receptors expressed in CHO cells. Br J Pharmacol. 1999 Oct;128(3):613-20. PubMed PMID: 10516640; PubMed Central PMCID: PMC1571689.

2: Helmeste DM, Shioiri T, Mitsuhashi M, Tang SW. Binding of [3H]U-101958 to sigma1 receptor-like sites in human cerebellum and neuroblastoma cells. Eur J Pharmacol. 1999 Apr 9;370(2):205-9. PubMed PMID: 10323271.

3: Gazi L, Bobirnac I, Danzeisen M, Schüpbach E, Bruinvels AT, Geisse S, Sommer B, Hoyer D, Tricklebank M, Schoeffter P. The agonist activities of the putative antipsychotic agents, L-745,870 and U-101958 in HEK293 cells expressing the human dopamine D4.4 receptor. Br J Pharmacol. 1998 Jul;124(5):889-96. PubMed PMID: 9692773; PubMed Central PMCID: PMC1565470.