Yes, cetirizine hydrochloride is the same compound as cetirizine dihydrochloride, there are no differences between the two. They have the same molecular weight.
Sign In to View Organizational & Contract Pricing.
Select a Size
Change View
| Size/SKU | Availability | Price |
|---|---|---|
100 mg | Estimated to ship onNovember 05, 2026fromMILWAUKEE | $188.00 |
About This Item
Empirical Formula (Hill Notation):
C21H25ClN2O3 · 2HCl
CAS Number:
Molecular Weight:
461.81
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
41116107
MDL number:
grade
pharmaceutical primary standard
API family
cetirizine
manufacturer/tradename
EDQM
application(s)
pharmaceutical
pharmaceutical (small molecule)
format
neat
SMILES string
OC(COCCN1CCN(C(C2=CC=C(Cl)C=C2)C3=CC=CC=C3)CC1)=O.[H]Cl.[H]Cl
InChI
1S/C21H25ClN2O3.2ClH/c22-19-8-6-18(7-9-19)21(17-4-2-1-3-5-17)24-12-10-23(11-13-24)14-15-27-16-20(25)26;;/h1-9,21H,10-16H2,(H,25,26);2*1H
InChI key
PGLIUCLTXOYQMV-UHFFFAOYSA-N
Gene Information
human ... HRH1(3269)
General description
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the Issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.
Application
Cetirizine dihydrochloride EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.
Biochem/physiol Actions
Cetirizine hydrochloride is a non-sedating type histamine H1-receptor antagonist.
Cetirizine hydrochloride is an orally active and selective H1-receptor antagonist. Antihistaminic; Piperazines. Non-sedating type histamine H1-receptor antagonist; major metabolite of hydroxyzine. Pharmacological activity resides primarily in the (R)-isomer.
Packaging
The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.
Other Notes
Sales restrictions may apply.
1 of 1
This Item | |||
|---|---|---|---|
| description European Pharmacopoeia (EP) Reference Standard | description United States Pharmacopeia (USP) Reference Standard | description ≥98% (HPLC) | description Pharmaceutical Secondary Standard; Certified Reference Material |
| manufacturer/tradename EDQM | manufacturer/tradename USP | manufacturer/tradename - | manufacturer/tradename - |
| grade pharmaceutical primary standard | grade pharmaceutical primary standard | grade - | grade pharmaceutical secondary standard, certified reference material |
| format neat | format neat | format - | format neat |
| application(s) pharmaceutical (small molecule) | application(s) pharmaceutical (small molecule) | application(s) - | application(s) pharmaceutical (small molecule) |
| API family cetirizine | API family cetirizine | API family - | API family cetirizine |
| Gene Information human ... HRH1(3269) | Gene Information human ... HRH1(3269) | Gene Information human ... HRH1(3269) | Gene Information human ... HRH1(3269) |
Still not finding the right product?
Explore all of our products under Cetirizine dihydrochloride
Choose from one of the most recent versions:
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
-
is cetirizine hydrochloride the same as cetirizine dihydrochloride. Do they have the same molecular weight
1 answer-
Helpful?
-