Methyl L-pyroglutamate
Synonym(s):Methyl L -pyroglutamate
- CAS NO.：4931-66-2
- Empirical Formula: C6H9NO3
- Molecular Weight: 143.14
- MDL number: MFCD00080931
- EINECS: 225-567-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-12 09:16:39
What is Methyl L-pyroglutamate?
Chemical properties
Brown Oil
The Uses of Methyl L-pyroglutamate
Methyl (S)-Pyroglutamate (cas# 4931-66-2) is a compound useful in organic synthesis.
Properties of Methyl L-pyroglutamate
| Boiling point: | 90°C (0.3 mmHg) |
| alpha | 10.5 º (c=1, EtOH) |
| Density | 1.226 |
| refractive index | 1.486 |
| Flash point: | >110°C |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | Chloroform (Slightly), Ethanol (Sparingly) |
| pka | 14.65±0.40(Predicted) |
| form | Liquid |
| color | Pale yellow |
| optical activity | [α]20/D +10.5°, c = 1 in ethanol |
| CAS DataBase Reference | 4931-66-2(CAS DataBase Reference) |
Safety information for Methyl L-pyroglutamate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for Methyl L-pyroglutamate
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