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You are here:   Home > EZSourcing > Sourcing Request > DL-Pyroglutamic Acid 149-87-1

DL-Pyroglutamic Acid 149-87-1
Categories: Active Pharmaceutical Ingredients>Biochemical Ingredients>Amino Acids and Derivatives
Expected Quantity: 1000
Valid To: 2018-07-11
Delivery To: China Mainland
Date Posted: 2018-04-09
The sourcing request is closed now.
Request Details

 

DL-Pyroglutamic AcidCAS NO：149-87-1Chemical NameDL-Pyroglutamic AcidMolecular Structure
Molecular FormulaC5H7NO3Molecular Weight129.11CharacteristicsWhite crystals or crystalline powder Packing25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

 

Specific rotation[a]D20°0° —±0.5°Melting point181℃Heavy metal(PB)≤10ppmIron(FE)≤10ppmLoss on Drying≤0.2%Arsenic(AS2O3)≤1ppmAssay98.5% —100.5%Residue on ignition≤0.1%Other amino acidChromatographically not detectableChloride≤0.02%

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