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Ethyl L-pyroglutamate

Ethyl L-pyroglutamate Basic information
Product Name:Ethyl L-pyroglutamate
Synonyms:ETHYL L-PYROGLUTAMATE;ETHYL (S)-PYROGLUTAMATE;ETHYL (S)-2-PYRROLIDINONE-5-CARBOXYLATE;ETHYL (S)-(+)-2-PYRROLIDONE-5-CARBOXYLATE;ETHYL (S)-2-PYRROLIDONE-5-CARBOXYLATE;H-PYR-OET;ethyl 5-oxo-L-prolinate;(S)-(+)-5-Ethylcarboxyl-2-pyrrolidinone
CAS:7149-65-7
MF:C7H11NO3
MW:157.17
EINECS:230-480-9
Product Categories:pharmacetical;Heterocycles;Miscellaneous Reagents;Chiral Reagents;Pyroglutamic acid [Pyr, pGu]
Mol File:7149-65-7.mol
Ethyl L-pyroglutamate Structure
Ethyl L-pyroglutamate Chemical Properties
Melting point 54-56 °C
Boiling point 176 °C12 mm Hg(lit.)
alpha -3.5 º (c=5, water)
density 1.2483 (rough estimate)
refractive index 1.4310 (estimate)
Fp >230 °F
storage temp. Keep in dark place,Sealed in dry,Room Temperature
pka14.78±0.40(Predicted)
form Low Melting Solid
color White to cream
optical activity[α]19/D +3.3°, c = 10 in ethanol
BRN 82621
LogP-1.390 (est)
CAS DataBase Reference7149-65-7(CAS DataBase Reference)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36-37/39
WGK Germany 3
F 3-10
HS Code 29339900
MSDS Information
ProviderLanguage
5-Oxo-proline ethyl ester English
SigmaAldrich English
ACROS English
Ethyl L-pyroglutamate Usage And Synthesis
Chemical PropertiesWhite to cream low melting solid
Uses(S)-(+)-5-Ethylcarboxyl-2-pyrrolidinone (cas# 7149-65-7) is a compound useful in organic synthesis.
Ethyl L-pyroglutamate Preparation Products And Raw materials
Preparation Products2-PyrrolidineMethanol, 4-hydroxy-, hydrochloride (1:1), (2S,4R)--->(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate-->(+)-(3R,7aS)-Tetrahydro-3-phenyl-3H,5H-pyrrolo1,2-coxaole-5-one-->(S)-1-Boc-2,3-dihydro-2-pyrrolecarboxylic acid ethyl ester-->2-Azabicyclo[3.1.0]hexane-3-carboxaMide, (1S,3S,5S)-,MonoMethanesulfonate
H-Pyr-OBzl H-Pyr-OtBu tert-butyl 5-oxo-L-prolinate BOC-PYR-OET Polyglutamic acid 1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester 1-BOC-D-PYROGLUTAMIC ACID ETHYL ESTER ALPHA-PYRIDOIN Ethyl D-(-)-pyroglutamate METHYL-2-PYRROLIDONE Ethyl L-pyroglutamate GLDH PYROGLUTAMATE Ethyl vanillin AcidEster L-Pyroglutamic acid RESMETHRIN H-GLU(OET)-OH
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