Heneicosylic acid

Heneicosylic acid, or heneicosanoic acid, is a 21-carbon long-chain saturated fatty acid with the chemical formula CH₃(CH₂)₁₉COOH. It has shown relevance in the production of foams, paints, and related viscous materials.[1]

Heneicosylic acid

Names
IUPAC name Henicosanoic acid
Other names Heneicosylic acid
Identifiers
CAS Number	2363-71-5
3D model (JSmol)	Interactive image
ChemSpider	16012
ECHA InfoCard	100.017.377
PubChem CID	16898
UNII	NRY04FUK8H
CompTox Dashboard (EPA)	DTXSID0021595
InChI InChI=1S/C21H42O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21(22)23/h2-20H2,1H3,(H,22,23) Key: CKDDRHZIAZRDBW-UHFFFAOYSA-N InChI=1S/C21H42O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21 (22)23/h2-20H2,1H3,(H,22,23) Key: CKDDRHZIAZRDBW-UHFFFAOYSA-N
SMILES CCCCCCCCCCCCCCCCCCCCC(=O)O
Properties
Chemical formula	C21H42O2
Molar mass	326.55 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

See also

• List of saturated fatty acids
• Very long chain fatty acids
• List of carboxylic acids

References

1. Ghaskadvi, R. S; Dennin, Michael (2000). "Alternate Measurement of the Viscosity Peak in Heneicosanoic Acid Monolayers". Langmuir. 16 (26): 10553–10555. doi:10.1021/la0006925.