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Merck

1104006

USP

Cetylpyridinium chloride

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Cetylpyridinium chloride monohydrate, 1-Hexadecylpyridinium chloride, Hexadecylpyridinium chloride monohydrate

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About This Item

Empirical Formula (Hill Notation):
C21H38ClN · H2O
CAS Number:
6004-24-6
Molecular Weight:
358.00
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329749298
MDL number:
MFCD00149977
Beilstein/REAXYS Number:
3578606

Key Documents

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format

neat

InChI

1S/C21H38N.ClH.H2O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-16-19-22-20-17-15-18-21-22;;/h15,17-18,20-21H,2-14,16,19H2,1H3;1H;1H2/q+1;;/p-1

SMILES string

O.[Cl-].CCCCCCCCCCCCCCCC[n+]1ccccc1

InChI key

NFCRBQADEGXVDL-UHFFFAOYSA-M

grade

pharmaceutical primary standard

API family

cetylpyridinium

manufacturer/tradename

USP

mp

83-86 °C (lit.)

application(s)

pharmaceutical (small molecule)

storage temp.

2-8°C

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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

Cetylpyridinium chloride 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:
  • Cetylpyridinium Chloride
  • Cetylpyridinium Chloride Lozenges
  • Cetylpyridinium Chloride Topical Solution

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.

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

1104006-500MG:

jan

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Amanda Drilling et al.
International forum of allergy & rhinology, 4(12), 953-960 (2014-10-02)
Staphylococcus aureus infection is known to play a role in recalcitrant chronic rhinosinusitis (CRS). However, it is unknown if recurrent S. aureus infections are caused by the same strain or are due to independent acquisitions of different strains. Samples were
Ricardo D Santander et al.
FEMS microbiology ecology, 90(3), 895-907 (2014-10-22)
Erwinia amylovora causes fire blight in economically important plants of the family Rosaceae. This bacterial pathogen spends part of its life cycle coping with starvation and other fluctuating environmental conditions. In many Gram-negative bacteria, starvation and other stress responses are
Omar Salem et al.
Arthritis research & therapy, 16(4), R152-R152 (2014-07-19)
We previously showed that type X collagen, a marker of late stage chondrocyte hypertrophy (associated with endochondral ossification), is constitutively expressed by mesenchymal stem cells (MSCs) from osteoarthritis patients and this may be related to Naproxen (Npx), a nonsteroidal anti-inflammatory
Matthew Prideaux et al.
Calcified tissue international, 95(2), 183-193 (2014-06-12)
The central importance of osteocytes in regulating bone homeostasis is becoming increasingly apparent. However, the study of these cells has been restricted by the relative paucity of cell line models, especially those of human origin. Therefore, we investigated the extent
Layaly Obeid et al.
Journal of colloid and interface science, 432, 182-189 (2014-08-03)
Adsorption of cetylpyridinium chloride (CPC), a cationic surfactant, by magnetic alginate beads (MagAlgbeads) was investigated. The magnetic adsorbent (called magsorbent) was prepared by encapsulation of magnetic functionalized nanoparticles in an alginate gel. The influence on CPC adsorption of several parameters
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