L-Pyroglutaminol, CAS No. 17342-08-4

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L-Pyroglutaminol CAS No.17342-08-4 / Cat No.EBD37268

Formula: C5H9NO2

Molecular Weight:115.13

Synonyms:

(S)-5-(Hydroxymethyl)-2-pyrrolidinone

(S)-(+)-5-(hydroxymethyl)-2-pyrrolidinone

(S)-5-(Hydroxymethyl)-2-pyrrolidinone

(S)-(+)-5-(hydroxymethyl)-2-pyrrolidinone

(S)-(+)-5-Hydroxymethyl-2-pyrrolidinone

L-Pyroglutaminol

L-pyroglutaminol

pglu-ol

h-pyr-ol

h-pglu-ol

pyroglutaminol

(+)-l-pyroglutamol

(s)-5-hydroxy-2-pyrrolidine

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Properties
Safety Information
NMR Spectrum

Properties

Appearance:

white to light yellow crystals or crystalline powder
Density:

1.153 g/cm3
Melting point:

79-80 °C(lit.)
Boiling point:

147-149°C 0,06mm
Flashing point:

147-149°C/0.06m
Storage temperature:

Store at 0-5°C
Coefficient of refraction:

31 ° (C=5, EtOH)
Optical rotation:

[α]20/D +30°, c = 2 in ethanol
Solubility:

soluble in water

Safety Information

Symbol:
Signal words:

Warning
Hazard statements:

H315 Causes skin irritation.

H319 Causes serious eye irritation.

H335 May cause respiratory irritation.
Precautionary statements:

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 (250 MHz, DMSO-d6): delta (ppm)=7.66 (br, 1H, NH), 5.00 (t, 1H, J=5.4 Hz, OH), 3.50 (m, 1H, H-5), 3.28 (t, 2H, J=5.1 Hz, H-1), 1.90-2.18 (m, 3H, CH2), 1.69 (m, 1H, CH2).

¹H NMR

¹³C NMR