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Merck

1123000

USP

Chlorpheniramine maleate

United States Pharmacopeia (USP) Reference Standard

Synonyme(s) :

(±)-Chlorpheniramine maleate salt

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A propos de cet article

Formule empirique (notation de Hill) :
C16H19ClN2 · C4H4O4
Numéro CAS:
Poids moléculaire :
390.86
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
41116107
MDL number:
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InChI key

DBAKFASWICGISY-BTJKTKAUSA-N

SMILES string

CN(C)CCC(C1=CC=C(Cl)C=C1)C2=NC=CC=C2.O=C(/C=C\C(O)=O)O

InChI

1S/C16H19ClN2.C4H4O4/c1-19(2)12-10-15(16-5-3-4-11-18-16)13-6-8-14(17)9-7-13;5-3(6)1-2-4(7)8/h3-9,11,15H,10,12H2,1-2H3;1-2H,(H,5,6)(H,7,8)/b;2-1-

grade

pharmaceutical primary standard

API family

chlorpheniramine

manufacturer/tradename

USP

mp

130-135 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

Gene Information

human ... HRH1(3269)

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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

Chlorpheniramine maleate USP Reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Chlorpheniramine Maleate Tablets
  • Chlorpheniramine Maleate Oral Solution
  • Chlorpheniramine Maleate Extended-Release Capsules
  • Chlorpheniramine Maleate and Pseudoephedrine Hydrochloride Oral Solution
  • Acetaminophen, Chlorpheniramine Maleate, and Dextromethorphan Hydrobromide Tablets
  • Chlorpheniramine Maleate and Pseudoephedrine Hydrochloride Extended-Release Capsules
  • Penicillin G Procaine, Dihydrostreptomycin Sulfate, Chlorpheniramine Maleate, and Dexamethasone Injectable Suspension

Biochem/physiol Actions

H1 Histamine receptor antagonist.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral

Classe de stockage

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable


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Consulter la Bibliothèque de documents

Juan José Saez et al.
Cells, 10(2) (2021-02-13)
LAT is an important player of the signaling cascade induced by TCR activation. This adapter molecule is present at the plasma membrane of T lymphocytes and more abundantly in intracellular compartments. Upon T cell activation the intracellular pool of LAT
L Canto-de-Souza et al.
Neuroscience letters, 587, 11-16 (2014-12-20)
Several findings have pointed to the role of histaminergic neurotransmission in the modulation of anxiety-like behaviors and emotional memory. The elevated plus-maze (EPM) test has been widely used to investigate the process of anxiety and also has been used to
Cheryl C Y Loh et al.
PloS one, 9(10), e110800-e110800 (2014-10-25)
Chloroquine was a cheap, extremely effective drug against Plasmodium falciparum until resistance arose. One approach to reversing resistance is the inhibition of chloroquine efflux from its site of action, the parasite digestive vacuole. Chloroquine accumulation studies have traditionally relied on
Hao Lou et al.
Drug development and industrial pharmacy, 40(7), 910-918 (2013-04-30)
To mask the bitterness of Chlorpheniramine Maleate via encapsulating drug into Eudragit EPO microparticles, and then incorporate these microparticles into orally disintegrating films (ODF) and orally disintegrating tablets (ODT) for pediatric uses. Spray drying of water-in-oil emulsion was utilized to
Shigeru Hishinuma et al.
Biochemical pharmacology, 91(2), 231-241 (2014-07-30)
Differential binding sites for first- and second-generation antihistamines were indicated on the basis of the crystal structure of human histamine H1 receptors. In this study, we evaluated differences between the thermodynamic driving forces of first- and second-generation antihistamines for human

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