| Purity / Analysis Method | >97.0%(T) |
| Molecular Formula / Molecular Weight | C5H7NO3 = 129.12 |
| Physical State (20 deg.C) | Solid |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Hygroscopic |
| CAS RN | 98-79-3 |
| PubChem Substance ID | 87574744 |
| Merck Index (14) | 8001 |
| MDL Number | MFCD00005272 |
L-Pyroglutamic acid
Purity : >97.0%(T)
CAS No.: 98-79-3
EC No.: 202-700-3
EC Name: (2S)-5-oxopyrrolidine-2-carboxylic acid
ECHA Name: Pidolic acid
Synonyms:
L-Pyroglutamic acid
98-79-3
Pidolic acid
Pyroglutamic acid
H-Pyr-OH
Specification & Properties
Specifications:
| Appearance | White to Almost white powder to crystal |
| Optical purity(LC) | min. 95.0 ee% |
| Purity(Neutralization titration) | min. 97.0 % |
| Melting point | 157.0 to 164.0 deg.C |
Properties:
| Melting Point | 160 deg.C |
| Specific Rotation | -10 (C=5,H2O) |
| Solubility in water | Soluble |
| Solubility (soluble in) | Alcohol,Acetone |
Safety & Regulations
Safety Information:
| Chemical Safety |   |
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
Related Laws:
| RTECS# | TW3710000 |
Transport Information:
Hazard Classification:
Danger!
According to the classification provided by companies to ECHA in REACH registrations this substance
causes serious eye damage.
