Synonym
Azelastine hydrochloride (S)-, (S)-Azelastine hydrochloride
IUPAC/Chemical Name
1(2H)-Phthalazinone, 4-((4-chlorophenyl)methyl)-2-(hexahydro-1-methyl-1H-azepin-4-yl)-, monohydrochloride, (S)-
InChi Key
YEJAJYAHJQIWNU-FERBBOLQSA-N
InChi Code
1S/C22H24ClN3O.ClH/c1-25-13-4-5-18(12-14-25)26-22(27)20-7-3-2-6-19(20)21(24-26)15-16-8-10-17(23)11-9-16;/h2-3,6-11,18H,4-5,12-15H2,1H3;1H/t18-;/m0./s1
SMILES Code
Cl.CN1CCC[C@@H](CC1)N2N=C(Cc3ccc(Cl)cc3)c4ccccc4C2=O
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
>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
2934.99.9001
Preparing Stock Solutions
The following data is based on the
product
molecular weight
418.36
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: Karpishchenko SA, Kolesnikova OM. [The effectiveness of the combination of azelastine hydrochloride and mometasone furoate for the intranasal application in the patients presenting with seasonal allergic rhinitis]. Vestn Otorinolaringol. 2017;82(5):44-47. doi: 10.17116/otorino201782544-47. Russian. PubMed PMID: 29072663.
2: Liu SC, Lin CS, Chen SG, Chu YH, Lee FP, Lu HH, Wang HW. Effect of budesonide and azelastine on histamine signaling regulation in human nasal epithelial cells. Eur Arch Otorhinolaryngol. 2017 Feb;274(2):845-853. doi: 10.1007/s00405-016-4295-8. Epub 2016 Sep 13. PubMed PMID: 27623823.
3: Aksoy F, Senturk E, Doğan R, Veyseller B, Ozturan O, Gönüllü N, Yilmaz F. Effects of azelastine nasal spray on nasal and nasopharyngeal microflora. J Laryngol Otol. 2016 Jan;130(1):95-9. doi: 10.1017/S0022215115002959. Epub 2015 Oct 30. PubMed PMID: 26515526.
Choudhury, K., Purty, R. S., & Khoba, K. (2024, April). Computational Drug Repositioning of Mast Cell Stabilizers against Human Protease-Activated Receptor 2 (PAR2) Involved in Rheumatoid Arthritis. In Proceedings (Vol. 103, No. 1, p. 75). MDPI.