5-HYDROXY-4-METHYL-2(5H)FURANONE CAS No.40834-42-2

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No.40834-42-2

Attribute	Details
Chemical Name	5-Hydroxy-4-Methyl-2(5H)Furanone
CAS Number	40834-42-2
Other Names	4-Methyl-5-hydroxyfuran-2-one; 3-Methyl-4-hydroxybutenoic acid lactone; Cyclic compound; Isotretinoin cyclic intermediate
Molecular Formula	C5H6O3
Molecular Weight	114.10 g/mol
Appearance	White to pale yellow crystalline powder or liquid
Melting Point	Not applicable (decomposition may occur)
Boiling Point	328.1 °C at 760 mmHg (literature value may vary)
Density	1.349 g/cm³
Flash Point	163.2 °C
Refractive Index	1.529
Solubility	Soluble in organic solvents
Uses	Used as an intermediate in the synthesis of pharmaceuticals, particularly in the production of isotretinoin, an acne treatment drug. It also has potential applications in the field of cosmetics and food additives.
Safety Information	May cause irritation to skin and eyes. Handle with appropriate personal protective equipment. Store in a cool, dry place, away from incompatible materials and sources of ignition. Follow safety regulations and material safety data sheet (MSDS) guidelines.

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