Introduction：Basic information about CAS 98-79-3|L-Pyroglutamicacid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
L-Pyroglutamic acid is the levo-isomer of Pyroglutamic acid. L-Pyroglutamic acid is the biologically active enantiomer in humans. Pyroglutamic acid is an intermediate in glutathione metabolism.
Related Catalog
Natural Products >>Acids and AldehydesResearch Areas >>Others
Target
Human Endogenous Metabolite
Chemical & Physical Properties
Density
1.6±0.1 g/cm3
Boiling Point
382.4±52.0 °C at 760 mmHg
Melting Point
160-163 °C(lit.)
Molecular Formula
C5H7NO3
Molecular Weight
129.114
Flash Point
185.1±30.7 °C
Exact Mass
129.042587
PSA
66.40000
LogP
-1.95
Vapour Pressure
0.0±2.0 mmHg at 25°C
Index of Refraction
1.627
InChIKey
ODHCTXKNWHHXJC-VKHMYHEASA-N
SMILES
O=C1CCC(C(=O)O)N1
Water Solubility
10-15 g/100 mL (20 ºC)
Toxicological Information
CHEMICAL IDENTIFICATION
RTECS NUMBER :
TW3710000
CHEMICAL NAME :
Proline, 5-oxo-, L-
CAS REGISTRY NUMBER :
98-79-3
LAST UPDATED :
199807
DATA ITEMS CITED :
2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4882359
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4882359
Safety Information
Personal Protective Equipment
dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes
Xi:Irritant
Risk Phrases
R36/37/38
Safety Phrases
S26-S36-S37/39
RIDADR
NONH for all modes of transport
WGK Germany
3
RTECS
TW3710000
HS Code
2933790090
Customs
HS Code
2933790090
Summary
2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%
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