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Merck
CN

1103003

USP

Cetyl alcohol

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

1-Hexadecanol, Cetyl alcohol, Palmityl alcohol

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About This Item

Linear Formula:
CH3(CH2)15OH
CAS Number:
36653-82-4
Molecular Weight:
242.44
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329749290
MDL number:
MFCD00004760
Beilstein/REAXYS Number:
1748475

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Product Name

Cetyl alcohol, United States Pharmacopeia (USP) Reference Standard

InChI key

BXWNKGSJHAJOGX-UHFFFAOYSA-N

InChI

1S/C16H34O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17/h17H,2-16H2,1H3

SMILES string

CCCCCCCCCCCCCCCCO

grade

pharmaceutical primary standard

vapor density

8.34 (vs air)

vapor pressure

<0.01 mmHg ( 43 °C)

API family

cetyl alcohol

autoignition temp.

483 °F

expl. lim.

8 %

manufacturer/tradename

USP

bp

179-181 °C/10 mmHg (lit.)

mp

48-50 °C (lit.)

density

0.818 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

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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.  ​

Application

Cetyl alcohol 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:
  • Cetyl Esters Wax
  • Cetostearyl Alcohol
  • Hydrogenated Lanolin
  • Sodium Cetostearyl Sulfate
  • Oleyl Alcohol
  • Stearyl Alcohol

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.

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk

nwg

flash_point_f

338.0 °F

flash_point_c

170 °C

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Cetyl alcohol
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 46(3), 5705-5705 (2020)
Cetyl Esters Wax
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 42(5), 5706-5706 (2018)
Cetostearyl Alcohol
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 48(4), 5702-5702 (2015)
Yoshinori Onuki et al.
Drug development and industrial pharmacy, 40(7), 937-943 (2013-05-02)
A non-destructive method for monitoring creaming of emulsion-based formulations is in great demand because it allows us to understand fully their instability mechanisms. This study was aimed at demonstrating the usefulness of magnetic resonance (MR) techniques, including MR imaging (MRI)
Mahmoud Mokhtar Ibrahim et al.
Drug development and industrial pharmacy, 40(6), 765-773 (2013-04-11)
In this study, unilamellar liposomal vesicles of diltiazem HCl (DH) were prepared using either reversed phase evaporation (REV) or proliposome methods. Soya phosphatidylcholine (SPC) was used for preparing the liposomes, and the vesicles were rigidified using cholesterol (Chol) or cetyl
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