WARNING: This product is for research use only, not for human or veterinary use.
MedKoo CAT#: 596683
CAS#: 156337-32-5 (free base)
Description: L 741742 (free base) is a potent and highly selective D4 dopamine receptor antagonist, with Ki values of > 1700, 770 and 3.5 nM at cloned human D2, D3 and D4 receptors.
MedKoo Cat#: 596683
Name: L 741742 free base
CAS#: 156337-32-5 (free base)
Chemical Formula: C23H25ClN2O
Exact Mass: 380.1655
Molecular Weight: 380.91
Elemental Analysis: C, 72.52; H, 6.62; Cl, 9.31; N, 7.35; O, 4.20
This product is not in stock, which may be available by custom synthesis.
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Synonym: L 741742 (free base); L 741742; L-741742; L741742; L-741,742; L 741,742; L741,742;
IUPAC/Chemical Name: 5-(4-chlorophenyl)-4-methyl-3-(1-phenethylpiperidin-4-yl)isoxazole
InChi Key: QDMAKDIDFJTXEL-UHFFFAOYSA-N
InChi Code: InChI=1S/C23H25ClN2O/c1-17-22(25-27-23(17)20-7-9-21(24)10-8-20)19-12-15-26(16-13-19)14-11-18-5-3-2-4-6-18/h2-10,19H,11-16H2,1H3
SMILES Code: CC1=C(C2=CC=C(Cl)C=C2)ON=C1C3CCN(CCC4=CC=CC=C4)CC3
Appearance: Solid powder
Purity: >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).
Solubility: 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: 2934.99.9001
The following data is based on the product molecular weight 380.91 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||1.15 mL||5.76 mL||11.51 mL|
|5 mM||0.23 mL||1.15 mL||2.3 mL|
|10 mM||0.12 mL||0.58 mL||1.15 mL|
|50 mM||0.02 mL||0.12 mL||0.23 mL|
1: Root DH, Hoffman AF, Good CH, Zhang S, Gigante E, Lupica CR, Morales M. Norepinephrine activates dopamine D4 receptors in the rat lateral habenula. J Neurosci. 2015 Feb 25;35(8):3460-9. doi: 10.1523/JNEUROSCI.4525-13.2015. PubMed PMID: 25716845; PubMed Central PMCID: PMC4339355.
2: Bastianetto S, Danik M, Mennicken F, Williams S, Quirion R. Prototypical antipsychotic drugs protect hippocampal neuronal cultures against cell death induced by growth medium deprivation. BMC Neurosci. 2006 Mar 30;7:28. PubMed PMID: 16573831; PubMed Central PMCID: PMC1448194.
3: Cao BJ, Rodgers RJ. Dopamine D4 receptor and anxiety: behavioural profiles of clozapine, L-745,870 and L-741,742 in the mouse plus-maze. Eur J Pharmacol. 1997 Sep 24;335(2-3):117-25. PubMed PMID: 9369363.
4: Rowley M, Broughton HB, Collins I, Baker R, Emms F, Marwood R, Patel S, Patel S, Ragan CI, Freedman SB, Leeson PD. 5-(4-Chlorophenyl)-4-methyl-3-(1-(2-phenylethyl)piperidin-4-yl)isoxazole: a potent, selective antagonist at human cloned dopamine D4 receptors. J Med Chem. 1996 May 10;39(10):1943-5. PubMed PMID: 8642551.