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H8885

Sigma-Aldrich

Hydroxyzine dihydrochloride

≥97%

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About This Item

Empirical Formula (Hill Notation):
C21H27ClN2O2 · 2HCl
CAS Number:
2192-20-3
Molecular Weight:
447.83
EC Number:
218-586-3
MDL number:
MFCD00058200
UNSPSC Code:
12161501
PubChem Substance ID:
24895830
NACRES:
NA.77

Quality Level

200

Assay

≥97%

form

powder

solubility

H2O: soluble
alcohol: soluble
chloroform: soluble

SMILES string

Cl[H].Cl[H].OCCOCCN1CCN(CC1)C(c2ccccc2)c3ccc(Cl)cc3

InChI

1S/C21H27ClN2O2.2ClH/c22-20-8-6-19(7-9-20)21(18-4-2-1-3-5-18)24-12-10-23(11-13-24)14-16-26-17-15-25;;/h1-9,21,25H,10-17H2;2*1H

InChI key

ANOMHKZSQFYSBR-UHFFFAOYSA-N

Gene Information

human ... HRH1(3269)

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General description

Hydroxyzine dihydrochloride (HDH) is the first-generation antihistamine, that belongs to the piperazine class, an H1 receptor antagonist.

Application

Hydroxyzine dihydrochloride has been used in the study of comparative anxiolytic activity of various drugs in experimental models of rats.

Biochem/physiol Actions

Hydroxyzine dihydrochloride (HDH) is used to regulate anxiety. It is also used to treat bronchial asthma and to relax patients before surgery.

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Warning

Hazard Statements

H302,H336,H361d

Hazard Classifications

Acute Tox. 4 Oral - Repr. 2 - STOT SE 3

Target Organs

Central nervous system

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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COMPARATIVE ANXIOLYTIC ACTIVITY OF VARIOUS DRUGS IN EXPERIMENTAL MODELS OF RATS
Vitthal K R, et al.
International Journal of Current Research and Review, 4(24), 77-77 (2012)
Acid-base titrimetric assay of hydroxyzine dihydrochloride in pharmaceutical samples
Rajendraprasad N, et al.
Chemical Industry Times / Hua Gong Shi Kan, 16(2), 127-132 (2010)
Cristina Lopez-Peig et al.
BMC research notes, 5, 684-684 (2012-12-15)
Benzodiazepine (BZD), the long-term treatment of which is harmful for cognitive function, is widely prescribed by General Practitioners in Spain. Based on studies performed in other countries we designed a nurse-led BZD withdrawal program adapted to Spanish Primary Care working
Sunita B Chhaiya et al.
Indian journal of dermatology, venereology and leprology, 78(5), 605-610 (2012-09-11)
Ivermectin has opened a new era in the management of scabies as orally effective drug. However, topical route has been little explored for ivermectin. To compare the efficacy and safety of topical permethrin, oral ivermectin, and topical ivermectin in the
Donatella Marazziti et al.
Current topics in medicinal chemistry, 12(4), 238-253 (2011-12-30)
Anxiety disorders represent the most prevalent psychiatric disorders. In addition, a considerable burden is associated with them, not only for individual sufferers, but also for the health care system. However, many patients who might benefit from treatment are not diagnosed
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Chromatograms

application for HPLC

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