Synonym
Cgp 45715A; Cgp-45715A; Cgp45715A; Iralukast
IUPAC/Chemical Name
4H-1-Benzopyran-2-carboxylic acid, 7-((9-(4-acetyl-3-hydroxy-2-propylphenoxy)-1-(hydroxy(3-(trifluoromethyl)phenyl)methyl)-2,4-nonadienyl)thio)-4-oxo-, monosodium salt, (S-(R*,S*-(E,Z)))-
InChi Key
UVMDAJYLEKEIPJ-RWRWEHELSA-M
InChi Code
InChI=1S/C38H37F3O8S.Na/c1-3-11-29-31(18-17-27(23(2)42)36(29)45)48-19-9-7-5-4-6-8-14-34(35(44)24-12-10-13-25(20-24)38(39,40)41)50-26-15-16-28-30(43)22-33(37(46)47)49-32(28)21-26;/h4,6,8,10,12-18,20-22,34-35,44-45H,3,5,7,9,11,19H2,1-2H3,(H,46,47);/q;+1/p-1/b6-4-,14-8+;/t34-,35+;/m0./s1
SMILES Code
O=C(C1=CC(C2=CC=C(S[C@H]([C@H](O)C3=CC=CC(C(F)(F)F)=C3)/C=C/C=C\CCCCOC4=CC=C(C(C)=O)C(O)=C4CCC)C=C2O1)=O)[O-].[Na+]
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, not in water
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
Preparing Stock Solutions
The following data is based on the
product
molecular weight
732.74
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: Capra V, Ravasi S, Bolla M, Viappiani S, Pagliardini S, Belloni PA, Mezzetti M, Folco GC, Nicosia S, Rovati GE. Evaluation of the pharmacological activity of the pure cysteinyl-leukotriene receptor antagonists CGP 45715A (iralukast) and CGP 57698 in human airways. Adv Exp Med Biol. 1999;469:313-8. PubMed PMID: 10667347.
2: Heuer HO, Leon I, Anderson GP, Jennewein HM. Comparative effects of a glucocorticosteroid, theophylline and the peptido-leukotriene-antagonist CGP 45715A on antigen-induced early and late phase airway response and inflammatory cell influx in sensitised guinea pigs. Eur J Pharmacol. 1999 Mar 19;369(2):225-31. PubMed PMID: 10206183.
3: Capra V, Bolla M, Belloni PA, Mezzetti M, Folco GC, Nicosia S, Rovati GE. Pharmacological characterization of the cysteinyl-leukotriene antagonists CGP 45715A (iralukast) and CGP 57698 in human airways in vitro. Br J Pharmacol. 1998 Feb;123(3):590-8. PubMed PMID: 9504401; PubMed Central PMCID: PMC1565194.
