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USP

Palmitic acid

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

1-Pentadecanecarboxylic acid, C16:0, Cetylic acid, Hexadecanoic acid, NSC 5030, PamOH

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About This Item

Linear Formula:
CH3(CH2)14COOH
CAS Number:
Molecular Weight:
256.42
Beilstein:
607489
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

vapor pressure

10 mmHg ( 210 °C)

API family

palmitic acid

manufacturer/tradename

USP

bp

271.5 °C/100 mmHg (lit.)

mp

61-62.5 °C (lit.)

solubility

water: 0.00005 g/L at 20 °C

density

0.852 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

CCCCCCCCCCCCCCCC(O)=O

InChI

1S/C16H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18/h2-15H2,1H3,(H,17,18)

InChI key

IPCSVZSSVZVIGE-UHFFFAOYSA-N

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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

Palmitic acid USP reference standard for use in specified quality tests and assays.

Also used to prepare standard, and system suitability solutions for assay, and identification tests according to given below monographs of the United States Pharmacopeia (USP):
  • Palmitic Acid
  • Magnesium Stearate
  • Sodium Stearate
  • Cetyl Esters Wax

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.

related product

Product No.
Description
Pricing

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

235.4 °F

Flash Point(C)

113 °C


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Palmitic Acid
United States Pharmacopeia, 42(3), 5918-5918 (2019)
Magnesium Stearate
United States Pharmacopeia, 30(1), 5864-5864 (2016)
Sodium Stearate
United States Pharmacopeia, 39(3), 6024-6024 (2014)
Cetyl Esters Wax
United States Pharmacopeia, 42(5), 5706-5706 (2018)
Masashi Oguri et al.
Biochimica et biophysica acta, 1838(7), 1851-1861 (2014-02-26)
The stratum corneum (SC) plays a fundamental role in the barrier function of the skin. The SC consists of corneocytes embedded in a lipid matrix. The main lipid classes in the lipid matrix are ceramides (CERs), cholesterol (CHOL) and free

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