3-Amino-4-methylpentanoic acid
[CAS# 5699-54-7]

Identification

• Name: 3-Amino-4-methylpentanoic acid
• Synonyms: DL-beta-Leucine; beta-Aminoisocaproic acid; beta-Leucine
• Molecular Formula: C₆H₁₃NO₂
• Molecular Weight: 131.17
• CAS Registry Number: 5699-54-7
• EC Number: 674-810-3

Properties

• Solubility: Soluble (81 g/L) (25 ºC), Calc.^*
• Density: 1.035±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 210-212 ºC (decomp) (acetone )^**
• Boiling point: 232.0±23.0 ºC (760 Torr), Calc.^*
• Flash point: 94.1±22.6 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Lebedev, A. V.; Russian Journal of General Chemistry 2005, V75(7), P1113-1124.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319