Name:  Isoleucine

Synonyms: (2S,3S)-2-Amino-3-methylpentanoic acid; Ile

C.A.S# :  73-32-5

Molecular formula: C₆H₁₃NO₂

Molecular weight :  131.17

Assay: 98.5%-101.5%

Quality Standards:USP30

Isoleucine contains not less than 98.5 percent and not more than 101.5 percent of C₆H₁₃NO₂,as L-isoleucine,calculated on the dried basis.

Characteristic: White crystalline powder.

Melting point:  168-170°C

Sublimation: 168-170°C

alpha: 41° (c=4, 6N HCl)

Solubility: Solubility in water is 41.2 g / l (25 ℃), insoluble in hot alcohol (80 ℃ 0.13 per cent) and thermal acid, do not dissolve in ether.

Function and Usage: Isoleucine is one of the essential amino acids occurring in most dietary proteins. It is aslo essential for proper growth in infants and for nitrogen balance in adults.