5-Oxopentanoic acid methyl ester
[CAS# 6026-86-4]

Identification

• Name: 5-Oxopentanoic acid methyl ester
• Synonyms: Methyl 5-oxovalerate; Methyl glutaraldehydate; Methyl gamma-formylbutyrate; gamma-Formylbutyric acid methyl ester
• Molecular Formula: C₆H₁₀O₃
• Molecular Weight: 130.14
• CAS Registry Number: 6026-86-4
• EC Number: 860-397-9

Properties

• Solubility: Sparingly soluble (23 g/L) (25 °C), Calc.^*
• Density: 1.069 g/cm³ (25 °C)^**
• Melting point: 200-201 °C (decomp)^***
• Boiling point: 100-103 °C (23 Torr)^****
• Refractive index: 1.4265-1.4268 (589.3 nm 20 °C)^*****
• Flash point: 72.1±22.7 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2018 ACD/Labs)

^** McElvain, S. M.

^*** Murakami, Masuo

^**** Harris, Stanton A.

^***** Zook, Harry D.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	4	H227
Eye irritation	Eye Irrit.	2A	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335