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Structure

L-Pyroglutamic acid 98-79-3

L-Pyroglutamic acid 98-79-3

Specifications

  • Catalogue No.: 12992
  • Product Name: L-Pyroglutamic acid; H-Pyr-OH
  • Synonyms: (S)-(-)-2-Pyrrolidone-5-carboxylic acid
  • CAS: 98-79-3
  • EC: 202-700-3
  • MDL: MFCD00005272
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  • Price: $1400/25kg
  • Price(bulk): This email address is being protected from spambots. You need JavaScript enabled to view it.

Properties

Assay: 99.0~101.0%
Appearance: white crystalline powder
Specific rotation D20: -11.0°~-12.0°(C=5,H2O)
Chloride(Cl): 0.02% max
Ammonium(NH4): 0.02% max
Sulfate(SO4): 0.02% max
Heavy metals(Pb): 10ppm max
Iron(Fe): 10ppm max
Arsenic(As2O3): 1ppm max
Loss on drying: 0.50% max
Residue on ignition: 0.10% max

L-Pyroglutamic acid; H-Pyr-OH 98-79-3 is a building block for pharmaceuticals and asymmetric synthesis. It's an amino acid that is used in the synthesis of peptides. It has also been observed to convert when placed at the N-terminus in vivo to create IgG2 antibodies.

ChemSpecial | China, wholesale L-Pyroglutamic acid; H-Pyr-OH 98-79-3 with high quality and good price.