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L-pyroglutamic acid methyl ester CAS No.4931-66-2 / Cat No.EBD12374
methyl (S)-(+)-2-pyrrolidone-5-carboxylate
H-pyroGlu-OMe
L-Pyroglutamic Acid Methyl Ester
H-Pyr-OMe
Methyl l-pyroglutamate
L-pyr-ome
methyl 5-oxo-L-prolinate
4-isothiocyanatobenzyl N'-methyl-N-[3-(trifluoromethyl)phenyl]carbamimidothioate
Pyr-OMe
methyl (2S)-5-oxopyrrolidine-2-carboxylate
L-Pyroglutamic Acid Methyl Ester
H-Pyr-OMe
Methyl l-pyroglutamate
L-pyr-ome
methyl 5-oxo-L-prolinate
4-isothiocyanatobenzyl N'-methyl-N-[3-(trifluoromethyl)phenyl]carbamimidothioate
Pyr-OMe
methyl (2S)-5-oxopyrrolidine-2-carboxylate
methyl (2S)-5-oxo-2-pyrrolidinecarboxylate
L-pyroglutamic acid methyl ester
Properties
Brown oil
1.226 g/mL at 25 °C(lit.)
90 °C/0.3 mmHg(lit.)
113 °C
Store at 0-5°C
n20/D 1.486(lit.)
[α]20/D +10.5°, c = 1 in ethanol
Safety Information
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction: 1H NMR (DMSO-d6, delta = 2.50 ppm, 400 MHz): delta 7.99 (s, 1H), 4.21-4.17 (m, 1H), 3.67 (s, 3H), 2.39-2.29 (m, 1H), 2.17-2.09 (m, 2H), 2.02- 1.95 (m, 1H).
1H NMR
13C NMR
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