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98-79-3

98-79-3 structure
98-79-3 structure
  • Name: L-Pyroglutamicacid
  • Chemical Name: 5-oxo-L-proline
  • CAS Number: 98-79-3
  • Molecular Formula: C5H7NO3
  • Molecular Weight: 129.114
  • Catalog: Biochemical Common amino acids and protein drugs
  • Create Date: 2018-06-13 18:11:18
  • Modify Date: 2024-01-02 15:14:01
  • 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.

Name 5-oxo-L-proline
Synonyms EINECS 202-700-3
MFCD00005272
L-Pyroglutamicacid
hydroxy-pyridin-3-yl-acetic acid
5 oxoproline
L-Pyroglutamic acid
H-Pyr-OH
Description 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
Target

Human Endogenous Metabolite

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
Water Solubility 10-15 g/100 mL (20 ºC)

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
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
HS Code 2933790090
Summary 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%