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CAS No 109-52-4 , pentanoic acid

  • Name: pentanoic acid
  • Synonyms: 109-52-4; PENTANOIC ACID; n-Pentanoic acid;pentanoic acid;Valeric acid; 1-Butanecarboxylic acid; Valerianic acid; n-Valeric acid; Propylacetic acid;
  • CAS Registry Number:
  • Transport: UN 1760
  • Melting Point: -20--18 ºC
  • Flash Point: 86 ºC
  • Boiling Point: 185 ºC
  • Density: 0.939
  • Refractive index: 1.407-1.41
  • Water Solubility: 40 G/L (20 ºC)
  • Safety Statements: R34;R52/53
  • Hazard Symbols: C: Corrosive;
  • HS Code: 29156090
  • Flash Point: 86 ºC
  • EINECS: 203-677-2
  • Molecular Weight: 102.1317
  • InchiKey: NQPDZGIKBAWPEJ-UHFFFAOYSA-N
  • InChI: InChI=1S/C5H10O2/c1-2-3-4-5(6)7/h2-4H2,1H3,(H,6,7)
  • Risk Statements: S26;S36;S45;S61
  • Molecular Formula: C5H10O2
  • Molecular Structure:CAS No:109-52-4 pentanoic acid
References of pentanoic acid
Title: n-Valeric Acid
CAS Registry Number: 109-52-4
CAS Name: Pentanoic acid
Synonyms: valerianic acid; propylacetic acid
Molecular Formula: C5H10O2
Molecular Weight: 102.13
Percent Composition: C 58.80%, H 9.87%, O 31.33%
Literature References: Obtained by decompn of n-propylmalonic acid: Fürth, Monatsh. Chem. 9, 308 (1888); from n-butyl chloride: Gilman, Kirby, Org. Synth. coll. vol. I, 363 (2nd ed., 1941). Industrial synthesis by oxidation of amyl alcohol or by fermentation processes. Toxicity study: L. Or?, A. Wretlind, Acta Pharmacol. Toxicol. 18, 141 (1961).
Properties: Colorless liquid; unpleasant odor; d420 0.939; mp -34.5°; bp 186-187°; bp23 96°; nD20 1.4086. Sol in 30 parts water; freely sol in alcohol, ether. LD50 i.v. in mice: 1290 ±53 mg/kg (Or?, Wretlind).
Melting point: mp -34.5°
Boiling point: bp 186-187°; bp23 96°
Index of refraction: nD20 1.4086
Density: d420 0.939
Toxicity data: LD50 i.v. in mice: 1290 ±53 mg/kg (Or?, Wretlind)
 
Derivative Type: Ethyl ester
CAS Registry Number: 539-82-2
Synonyms: Ethyl n-valerate
Molecular Formula: C7H14O2
Molecular Weight: 130.18
Percent Composition: C 64.58%, H 10.84%, O 24.58%
Properties: Liquid. d420 0.877. bp 145-146°. nD20 1.3732. Insol in water. Misc with alcohol, ether.
Boiling point: bp 145-146°
Index of refraction: nD20 1.3732
Density: d420 0.877
 
Use: Intermediate in perfumery.