N-Acetyl-L-ThioprolineCAS NO：54323-50-1Chemical NameN-Acetyl-L-ThioprolineMolecular Structure
Molecular FormulaC6H9NO3SMolecular Weight175.21CharacteristicsWhite crystalline powder or white crystalsPacking25㎏/drum，25㎏/carton

N-Acetyl-L-Tyrosine-Ethyl-EsterCAS NO：36546-50-6Chemical NameN-Acetyl-L-Tyrosine-Ethyl-EsterMolecular Structure
Molecular FormulaC13H17NO4Molecular Weight251.28CharacteristicsWhite crystalline powderPacking25㎏/drum，25㎏/carton

 

N-Acetyl-L-PhenylalanineCAS NO：2018-61-3Chemical NameN-Acetyl-L-PhenylalanineMolecular Structure
Molecular FormulaC11H13NO3Molecular Weight207.23Characteristicsoff-white microcrystalline powderPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°+400±20  (C=1,in MeOH )rotation[a]D20°(C=1,in MeOH )Assay≥99.0%M.P171-173℃TLC AnalysisOne point300MHz 1HConsistent

N-Acetyl-L-GlutamineCAS NO：35305-74-9Chemical NameN-Acetyl-L-GlutamineMolecular Structure
Molecular FormulaC7H12N2O4Molecular Weight188.18CharacteristicsWhite crystalling powder or white crystalsPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°+11.5°～-13.0°State of solution≥95.0%Chloride(CI)≤0.040%Ammonium(NH4)≤0.10%Sulfate(SO4)≤0.048%Heavy metals(Pb)≤10PPmOther amino acidsNo spotArsenic(As2O3)≤2PPmResidue on ignition≤0.2%Loss on drying≤0.6%Assay98.0～101.0%PH1.7～2.8

N-Acetyl-L-Glutamic acidCAS NO：2490-97-3Chemical NameN-Acetyl-L-Glutamic acidMolecular Structure
Molecular FormulaC7H11NO5Molecular Weight189.17CharacteristicsWhite crystalling powder or white crystalsPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°-1.0°— +1.0 °State of solutionClear and colorlessHeavy Metals(Pb)≤20PPMArsenic (As2O3)≤2PPMLoss on drying≤0.50%Residue in ignition (Sulfated)≤0.30%Assay≥98.05% — 102.2%Other amino acidsNo spot

N-Acetyl-L-IsoleucineCAS NO：3077-46-1Chemical NameN-Acetyl-L-IsoleucineMolecular Structure
Molecular FormulaC8H15NO3Molecular Weight173.21CharacteristicsWhite crystalling powder or white crystalsPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°-7.0 to -9.0°State of solution≥98.0%Heavy Metals(Pb)≤10PPmArsenic (As2O3)≤1PPmAnother amino acid≤0.5%Loss on drying≤0.5%Residue to ingition≤0.2%Assay98.5～101.0%Volatile impuritiesMeet requirementsTotal plate count≤100CFU/gMold &Yeast≤100CFU/gE.COLI&SalmonellNegative

N-Acetyl-L-ProlineCAS NO：68-95-1Chemical NameN-Acetyl-L-ProlineMolecular Structure
Molecular FormulaC7H11NO3Molecular Weight157.17CharacteristicsWhite crystalling powder or white crystalsPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Melting point118℃±2℃

Chloride(CL)
Sulfate (SO4)
Ammonium(NH4)

≤200PPm
≤200PPm
≤200PPm

Specific rotation[a]D20°-115±2℃°Heavy Metals(Pb)≤20PPmIron(Fe)≤10PPmAssay ≤2PPmLoss on drying≤2%Residue to ingition≤0.50%

N-Acetyl-L-ValineCAS NO：96-81-1Chemical NameN-Acetyl-L-ValineMolecular Structure
Molecular FormulaC7H13NO3Molecular Weight159.18CharacteristicsWhite crystalling powder or white crystalsPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°-7.5°to -9.0°State of solution≥98.0%Melting point159to 168℃Heavy metals(Pb)≤20PPmArsenic(As203)≤2PPmResidue to ingition≤0.30%Loss on Drying≤0.50%Assay98.0～102.0%

N-Acetyl-DL-LeucineCAS NO：99-15-0Chemical NameN-Acetyl-DL-LeucineMolecular Structure
Molecular FormulaC8H15NO3Molecular Weight173.21CharacteristicsWhite crystalling powder or white crystalsPacking25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°-1.0° —+1.0°State of solution≥95.0%Heavy metals(Pb)≤20ppmArsenic(As203)≤2PPmLoss on Drying≤0.50%Residue in Ignition(Sulfated)≤0.30%Assay97.5% —102.5%Other amino acidsNo spot