L-Leucine CAS:61-90-5-custom synthesis contract manufacturing
L-Leucine CAS:61-90-5
Structural Formula L-Leucine CAS:61-90-5
Product Name L-Leucine
Synonym L-Leucine;Aciglut;Aciglut;Aciglut
CAS No. 61-90-5
Molecular Weight See details
Specifications Upon request
Packing Sea or Airworthy packing
Material Safety Data Sheet Upon request
Availability Please visit www.nbinno.com for our official company website or sending email to info@nbinno.com for more information.

L-Leucine
 
An essential amino acid in human. Known as BCAAs (branched chained amino acids) which are the main components of muscle protein. It is widely used as an ingredient in infusion and infant formula.
Cas.No 61-90-5
Assay 99.0-101.0%
Specification White crystals or crystalline powder, odorless or slightly characteristic odor, slightly bitter taste
Applications Infusion, Cell culture media, Dietary Supplement
Packaging 25kg&50kg
Pharmacopeia JP,USP,EP,FCC
STORAGE Controlled room temperature in tight container
 
SPECIFICATION AND PROCEDURE
State of solution
(Transmittance)
Not Less Than 98.0%
pH 5.5~6.5
Specific rotation[α]20D +14.9~+16.0°
Specific rotation[α]25D +14.9~+17.3°
Ammonium (NH4) Not More Than 0.020%
Chloride (Cl) Not More Than 0.020%
Sulfate (SO4) Not More Than 0.020%
Iron (Fe) Not More Than 10 ppm
Heavy metals (Pb)** Not More Than 10 ppm
Arsenic (As2O3) Not More Than 1 ppm
Loss on drying Not More Than 0.20%
Residue on ignition Not More Than 0.10%
Related substances Not More Than 0.5%
Endotoxin* Less Than 6.0 EU/g
Assay (dry basis) 99.0~101.0%
· * The endotoxin-certified grade will be supplied on request.
· ** FCC grade (Lead : Not More Than 5 mg/kg) will be supplied on request.
· This product meets requirements of residual solvents listed in the current JP, USP and EP.
 

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Experienced Reaction
AlkylationPolymerizationDiazotization
NeutrallzationSulfonationDecompose
NitrationEliminationEsterification
AdditionChlorinationSubstitution
DehydrogenationReductionHydrogenation
Oxidation
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