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Structure

D-Pyroglutamic acid 4042-36-8

D-Pyroglutamic acid 4042-36-8

Specifications

  • Catalogue No.: 12971
  • Product Name: D-Pyroglutamic acid
  • Synonyms: (R)-(+)-2-Pyrrolidone-5-carboxylic acid
  • CAS: 4042-36-8
  • EC: 223-735-0
  • MDL: MFCD00066212
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  • Price: $1300/5kg
  • Price(bulk): This email address is being protected from spambots. You need JavaScript enabled to view it.

Properties

Assay: 98.0~101.0%
Appearance: white crystalline powder
Melting point: 160~163℃
Specific rotation D20: +10.8°~+12.3°(C=2,H2O)
Chloride(Cl): 0.20% max
Iron(Fe): 10ppm max
Heavy metals(Pb): 10ppm max
Arsenic(As2O3): 1ppm max
Loss on drying: 0.20% max
Residue on ignition: 0.10% max

D-Pyroglutamic acid 4042-36-8 is a building block in the synthesis of diphthamide.

ChemSpecial | China, wholesale D-Pyroglutamic acid 4042-36-8 with high quality and good price.