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Octadecanoic acid

View entire compound with spectra: 14 NMR, 76 FTIR, 3 Raman, and 57 MS (GC)

Octadecanoic acid
SpectraBase Compound ID ITpqoQGWENW
InChI InChI=1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)
InChIKey QIQXTHQIDYTFRH-UHFFFAOYSA-N
Mol Weight 284.5 g/mol
Molecular Formula C18H36O2
Exact Mass 284.27153 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID KiNCf9BgvJ4
Name Stearic acid
Source of Sample Sigma-Aldrich Co. LLC.
Catalog Number W303518
Lot Number 04807BB
CAS Registry Number 57-11-4
Copyright Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Formula C18H36O2
InChI InChI=1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)
InChIKey QIQXTHQIDYTFRH-UHFFFAOYSA-N
Molecular Weight 284.484 g/mol
Purity >=95%
Solvent Nujol
Source of Spectrum Sigma-Aldrich Co. LLC.
Synonyms 1-Heptadecanecarboxylic acid; C18:0; Cetylacetic acid; NSC 25956; NSC 261168; Octadecanoic acid; Stearophanic acid
Technique Mull
Wiley ID SIAL_FF-FTIR_001287