Octanoic acid CAS#124-07-2

Octanoic acid has a mildly unpleasant odor and a burning, rancid taste. It is also reported as having a faint, fruity–acid odor and slightly sour taste. As an eight-carbon compound, it is among the fatty acids considered to be of short or medium chain length.Octanoic acid is a flavoring agent considered to be a short or medium chain fatty acid. It occurs normally in various foods and is commercially prepared by oxidation of n-octanol or by fermentation and fractional distillation of the volatile fatty acids present. It is used in maximum levels, as served, of 0.13% for baked goods; 0.04% for cheeses; 0.005% for fats and oils, frozen dairy desserts, gelatins and puddings, meat products, and soft candy; 0.016% for snack foods; and 0.001% or less for all other food categories.

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Octanoic acid CAS#124-07-2

Product Name: Octanoic acid
Synonyms: 1-Heptanecarboxylic acid;caprylic acid free acid;Octanoic Acid (1.00193);CAPRYLIC ACID (OCTANOIC ACID);OCTANOIC ACID, 99.5+%;OCTANOIC ACID 98+% NATURAL FCC;OCTANOIC ACID 98+%;N-CAPRYLIC ACID EXTRA PURE
CAS: 124-07-2
MF: C8H16O2
MW: 144.21
EINECS: 204-677-5
Product Categories: Curcuma longa (Turmeric);Elettaria Cardamomum (Cardamom);Ginkgo biloba;Sambucus nigra (Elderberry);Straight Chain Fatty Acids;Biochemicals and Reagents;Building Blocks;C8;Carbonyl Compounds;Carboxylic Acids;Chemical Synthesis;Fatty Acids and conjugates;Fatty Acyls;Lipids;Miscellaneous Natural Products;Alkylcarboxylic Acids;Monofunctional & alpha,omega-Bifunctional Alkanes;Monofunctional Alkanes;Nutrition Research;Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Zingiber officinale (Ginger);Antioxidants and Preservatives
Mol File: 124-07-2.mol
Octanoic acid Structure
Octanoic acid Chemical Properties
Melting point 16 °C
Boiling point 237 °C(lit.)
density 0.91 g/mL at 25 °C(lit.)
vapor density 5 (vs air)
vapor pressure 1 mm Hg ( 78 °C)
refractive index n20/D 1.428(lit.)
FEMA 2799 | OCTANOIC ACID
Fp >230 °F
storage temp. 20-25°C
solubility 0.68g/l
pka 4.89(at 25℃)
form Liquid
Specific Gravity 0.910 (20/4℃)
color Clear colorless to yellow
PH 3.97(1 mM solution);3.45(10 mM solution);2.95(100 mM solution);
Odor unpleasant odor
PH Range 3.5
Odor Type fatty
biological source synthetic
explosive limit 1%(V)
Water Solubility 0.68 g/L (20 ºC)
Merck 14,1765
JECFA Number 99
BRN 1747180
Dielectric constant 3.2(18℃)
Stability: Stable. Incompatible with bases, reducing agents, oxidizing agents. Flammable.
LogP 3.05 at 20℃
CAS DataBase Reference 124-07-2(CAS DataBase Reference)
NIST Chemistry Reference Octanoic acid(124-07-2)
EPA Substance Registry System Octanoic acid (124-07-2)