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CAS 1575-74-2

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2-Methyl-4-pentenoic acid

Description:
2-Methyl-4-pentenoic acid, with the CAS number 1575-74-2, is an unsaturated carboxylic acid characterized by a five-carbon chain with a double bond and a methyl group on the second carbon. This compound features a carboxylic acid functional group (-COOH) at one end, which imparts acidic properties. The presence of the double bond between the fourth and fifth carbons contributes to its reactivity, making it a useful intermediate in organic synthesis. It is typically a colorless to pale yellow liquid with a distinctive odor. The compound is soluble in polar solvents like water and alcohols, while its unsaturation allows for various chemical reactions, including polymerization and addition reactions. 2-Methyl-4-pentenoic acid is utilized in the production of various chemical derivatives and can serve as a building block in the synthesis of more complex organic molecules. Safety precautions should be taken when handling this substance, as it may cause irritation to the skin and eyes.
Formula:C6H10O2
InChI:InChI=1S/C6H10O2/c1-3-4-5(2)6(7)8/h3,5H,1,4H2,2H3,(H,7,8)
InChI key:InChIKey=HVRZYSHVZOELOH-UHFFFAOYSA-N
SMILES:C(CC=C)(C(O)=O)C
Synonyms:
  • (2R)-2-methylpent-4-enoate
  • (2S)-2-methylpent-4-enoate
  • 2-Methyl-4-pentenoic acid
  • 4-Pentenoic acid, 2-methyl-
  • α-Methyl-4-pentenoic acid
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