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L-Pyroglutamic Acid
（CAS RN：98-79-3　Product Number：P0573）

Structure

L-Pyroglutamic Acid
Synonym L-Glutamic Acid Lactam
Synonym H-Pyr-OH
Synonym (S)-5-Oxopyrrolidine-2-carboxylic Acid
Synonym (S)-2-Pyrrolidone-5-carboxylic Acid

General Information

Product Number P0573

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Purity/Analysis Method >97.0%(T)
Storage Temperature
M.F. / M.W. C5H7NO3=129.12
CAS RN 98-79-3
Related CAS RN
MDL Number MFCD00005272
Packaging and Container
  • Product Details
  • Safety & Regulations

Specification

Optical purity(LC) min. 95.0 ee%
Purity(Neutralization titration) min. 97.0 %
Melting point 157.0 to 164.0 deg-C
Specific rotation [a]20/D -8.0 to -12.0 deg(C=5, H2O)

References

Beilstein 22,284
Reaxys-RN 82132
PubChem SID 87574744
Merck Index(14) 8001
RTECS# TW3710000
EC Number 202-700-3

GHS

Pictogram
Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :IF ON SKIN: Wash with plenty of water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

HS Number 2933790090

Application

PubMed Literature

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