L-Leucine CAS 61-90-5 is an essential amino acid with the chemical formula C6H13NO2. It is enantiomeric with D-Leucine and is a white glossy hexahedral crystal or white crystalline powder at room temperature. No odor, slightly bitter taste. Sublimation at 145-148 ℃. Melting point 293-295 ℃ (decomposition). Stable performance in inorganic acid aqueous solutions in the presence of hydrocarbons. Slightly soluble in ethanol (0.07%), soluble in dilute hydrochloric acid, alkaline hydroxide, and carbonate solutions. Insoluble in ether.

Chinese name: L-leucine

Foreign name: L-Leucine

Nicknames: L-lysine, L-2-amino-4-methylpentanoic acid, 2-amino-4-methylpentanoic acid

Chemical formula: C6H13NO2

Molecular weight: 131.17

CAS login number: 61-90-5

EINECS login number: 200-522-0

Water solubility: 22.4 g/L (20 C)

Purpose

It is an essential amino acid, with a requirement of 2.2g/d for adult males, which is necessary for normal growth of infants and maintenance of normal nitrogen balance in adults. This product is used as a nutritional supplement to prepare amino acid infusion and comprehensive amino acid preparations, hypoglycemic agents, and plant growth promoters. According to the regulations of GB 2760-86 in China, this product can be used as a spice.

2. As an amino acid infusion and comprehensive amino acid preparation. Used for the diagnosis and treatment of idiopathic hyperglycemia in young children. It is also suitable for liver diseases with impaired glucose metabolism, accompanied by decreased bile secretion, anemia, poisoning, muscular atrophy, sequelae of poliomyelitis, neuritis, and psychiatric disorders.

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