Product Name
Hexanoic acid
Category
Solubility Enhancing Reagents
Description
Caproic acid is derived from the crude fermentation of butyric acid; or by fractional distillation of natural fatty acids. Used in various flavorings; manufacture of rubber chemicals; varnish dryers; resins; pharmaceuticals.
Molecular Weight
116.16g/mol
Canonical SMILES
CCCCCC(=O)O
InChI
InChI=1S/C6H12O2/c1-2-3-4-5-6(7)8/h2-5H2,1H3,(H,7,8)
InChI Key
FUZZWVXGSFPDMH-UHFFFAOYSA-N
Boiling Point
396 to 397 °F at 760 mm Hg (NTP, 1992);205.2 °C;205.8 °C;205 °C
Solubility
5 to 10 mg/mL at 72° F (NTP, 1992);0.09 M;10.3 mg/mL at 25 °C;In water, 1.03X10+4 mg/L at 25 °C;Readily sol in ethanol, ether.;10.3 mg/mL;Solubility in water, g/100ml at 20 °C: 1.1;miscible with alcohol, most fixed oils, ether, 1 ml in 250 ml water
Appearance
Colorless liquid
Application
Hexanoic acid, a colorless, oily liquid with a distinctive fatty and cheesy odor, serves a variety of important roles in industrial and agricultural applications. Its primary purpose is in the production of esters used for artificial flavors, achieved by its reaction with alcohols. Beyond flavoring, hexanoic acid is instrumental in creating hexyl derivatives like hexylphenols, and hexanoates, which have diverse uses. Additionally, it is utilized as a non-viral gene carrier, offering potential benefits in scientific research and medicine. In agriculture, hexanoic acid helps protect tomato plants against the harmful effects of Botrytis cinerea, a common plant pathogen. As a medium-chain fatty acid, it is also incorporated into nutritional supplements, enhancing food, drug, and cosmetic formulations.
Covalently-Bonded Unit Count
1
EC Number
205-550-7;274-509-3
Log P
1.92 (LogP);1.92;log Kow = 1.92;1.92;1.88
MeSH Entry Terms
Bi(OHex)3;bismuth(III)hexanoate;calcium hexanoate;calcium N-hexanoate;caproate;caproic acid;caproic acid sodium salt;capronic Acid;hexanoate;hexanoic acid;hexanoic acid, barium salt;hexanoic acid, calcium salt;hexanoic acid, copper (2+) salt;hexanoic acid, manganese (2+) salt;hexanoic acid, nickel (2+) salt;hexanoic acid, potassium salt;hexanoic acid, rhodium (2+) salt;hexanoic acid, sodium salt;hexanoic acid, sodium salt (1:1);hexanoic acid, sodium salt, 1-(11)C-labeled;n-caproic acid;sodium caproate;sodium capronate;sodium hexanoate
Monoisotopic Mass
116.08373g/mol
Odor
Characteristic goat-like odor
Other Experimental
Heat of formation: -584.0 KJ/mol; Specific heat 2.33 J/g;Viscosity: 0.031 poise at 20 °C;Henry's Law constant = 7.58X10-7 atm cu m/mol at 25 °C;Hydroxyl radical reaction rate constant = 5.5X10-12 cu cm/molec-sec at 25 °C (est)
Refractive Index
1.415-1.418
Stability
Stable. Incompatible with bases, reducing agents and oxidizing agents. Flammable.
UN Number
2829;2829;2829;2829
Vapor Density
4.01 (NTP, 1992) (Relative to Air);4.01 (Air = 1);Relative vapor density (air = 1): 4.0
Vapor Pressure
0.2 mm Hg at 68 °F ; 1 mm Hg at 158° F; 20 mm Hg at 233.2° F (NTP, 1992);0.04 mmHg;0.0435 mm at 25 °C (est);Vapor pressure, Pa at 20 °C: 27
Viscosity
3.23 mPa.s at 20 °C