sodium hexadecanoate

• ChemBase ID: 137267
• Molecular Formular: C16H31NaO2
• Molecular Mass: 278.40591
• Monoisotopic Mass: 278.22217451
• SMILES: CCCCCCCCCCCCCCCC(=O)[O-].[Na+]
• Canonical SMILES: CCCCCCCCCCCCCCCC(=O)[O-].[Na+]
• InChI: InChI=1S/C16H32O2.Na/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18;/h2-15H2,1H3,(H,17,18);/q;+1/p-1
• InChIKey: GGXKEBACDBNFAF-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: sodium hexadecanoate
• IUPAC Traditional name: sodium n-hexadecanoate
• Synonyms: Hexadecanoic acid sodium salt; Palmitic acid sodium salt; Sodium palmitate; 十六烷酸 钠盐; 棕榈酸 钠盐; 棕榈酸钠

Database IDs

• CAS Number: 408-35-5
• EC Number: 206-988-1
• MDL Number: MFCD00002749
• Beilstein Number: 3575882
• PubChem SID: 24886952; 24899061; 162231531
• PubChem CID: 2735111

CALCULATED PROPERTIES

• Acid pKa: 4.9520197
• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): 5.600777
• LogD (pH = 7.4): 3.8416421
• Log P: 6.2565827
• Molar Refractivity: 87.9207 cm^3
• Polarizability: 30.60571 Å^3
• Polar Surface Area: 40.13 Å^2
• Rotatable Bonds: 14
• Lipinski's Rule of Five: false

PROPERTIES

Physical Property

• Melting Point: 283-290 °C(lit.)

Safety Information

• European Hazard Symbols: Irritant (Xi)
• German water hazard class: 1
• Risk Statements: 36
• Safety Statements: 26
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H319
• GHS Precautionary statements: P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• Storage Temperature: 2-8°C

Product Information

• Purity: ≥98.5%; 95.0% (NT); 98%
• Linear Formula: CH3(CH2)14COONa

DETAILS

Sigma Aldrich - P9767

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Biochem/physiol Actions
Sodium palmitate is the sodium salt of palmitic acid. Palmitic acid is a common saturated fatty acid and produced during fatty acid synthesis.

Sigma Aldrich - 76165

Application
Palmitic acid is used to study effects on ER stress, cell death, apolipoprotein B synthesis, degradation, and secretion in cultured cells.
Used to investigate effects on ER stress and cell death.
Biochem/physiol Actions
Palmitic acid induces ER stress and cell death via effects on ER luminal calcium stores in H4IIE liver cells and primary hepatocytes 1.