Isovaleric acid

• Post Date:

  Oct 27,2025

• Expiry Date:

  Apr 25,2026

• Detailed Description:

  Cas No. :503-74-2

  1. Product overview

  Product name	Isovaleric acid	CAS NO	503-74-2
  Alias	3-methylbutyric acid	English name	Isovaleric acid
  Molecular formula	C5H10O2	Molecular weight	102.1243
  Melting point	-29.3℃	Boiling point	176.50℃
  Flash point	74 ℃ (CC)	Density	(water =1) 0.9308 (Air =1) 0.9171
  Solubility	It is miscible with alcohol, ether and chloroform. 4.1% dissolved in water at 21℃.	Explosion limit	No data
  Appearance & Property		Colorless viscous liquid with irritating rancid taste.

  2. Quality Index

  Item	Index
  Appearance	Colorless transparent liquid
  Content fraction of Isovaleric acid % ≥	99.0
  Acid Value≦	2.00
  Arsenic (as) ppmx	3.0
  Cadmium(Cd)ppm≦	1.0
  Mercury (Hg) ppm	1.0
  Lead(Pb)ppm≦	10

  3, Main uses
  For the preparation of strawberry, cheese, apricot, jackfruit, butter and other edible essence. It is also used in the manufacture of the sedative-hypnotic agent bromoisovaleryl urea. It is often used in baked goods and meat products.

  4, Packing weight：180kg/drum.

• CAS Registry Number:

  503-74-2

• Synonyms:

  ;3-Methylbutyric acid;iso-Valeric acid;3-Methylbutanoic acid;Isopentanoic acid;Natural 3-methylbutyric acid;Natural Isovaleric Acid;3-methylbutanoate;

• Molecular Formula:

  C₅H₁₀O₂

• Molecular Weight:

  102.1243

• Molecular Structure:

  

• Hazard Symbols:

   T:Toxic;
   C:Corrosive;
  

• Risk Codes:

  R22:;
  R24:;
  R34:;
  

• Safety Description:

  S26:;
  S28A:;
  S36/37/39:;
  S38:;
  S45:;
  

• Company:

  Heze Fuda Biotechnology Co., Ltd.     [ China ]          

• Contact:

  Mr. Peng

• Tel:

  +86-530-6282588

• Fax:

• Email:

  sales@fudabio.com