L-leucine

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L-leucine Specification

Molecular Weight
131.17 g/mol

Molecular Formula
C6H13NO2

Smell
Odorless

Structural Formula
CH3-CH-C(CH3)2-CH(NH2)-COOH

HS Code
2922.49.1000

Taste
Slightly bitter

Boiling point
Not available

Classification
Essential amino acid

Organic Acid Types
Amino acid

Grade
Food grade pharmaceutical grade

Purity
99%

Application
Food additives pharmaceuticals dietary supplements

Appearance
White crystalline powder

CAS No
61-90-5

EINECS No
200-522-0

Other Names
L-2-Amino-4-methylpentanoic acid

Usage
Used in protein synthesis muscle repair and metabolic regulation

Melting Point
293C

Density
1.293 Gram per cubic centimeter(g/cm3)

Solubility
Slightly soluble in water insoluble in alcohol

Raw Material
Fermentation of carbohydrates

About L-leucine

L-leucine

Name         N-Cbz-L-Leucine
Synonyms         N-Carbobenzyloxy-L-leucine; N-Benzyloxycarbonyl-L-leucine; Z-Leu-OH
copyRight, N-Cbz-L-Leucine, N-Carbobenzyloxy-L-leucine, N-Benzyloxycarbonyl-L-leucine, Z-Leu-OH,
CAS #: 2018-66-8
Molecular Formula         C14H19NO4
Molecular Weight         265.31
CAS Registry Number         2018-66-8
EINECS         217-960-3

Product name	N-Cbz-L-Leucine
Test item	Specification (FCCIV)
Density	1.00
Refractive index	1.512
Flash point	85ºF
alpha	-17º (c=2, ethanol)
Specific rotation:	+14.9 to +17.3 degree
Chloride (Cl):	0.05%max
Sulfate (SO4)	0.03%max
Iron (Fe):	0.003%max
Heavy metals (Pb):	0.0015%max
Loss on drying:	0.2%max
Residue on ignition (sulfated):	0.4%max
Assay:	98.5-101.0%
PH:	5.5-7.0

Packaging and Storage: In 25kgs fiber drum double polyethylene bags inside; Preserve in well- closed containers, at controlled room temperature. Recommended limit: 2 year.