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Alfa Aesar™ Methyl (S)-(+)-2-oxopyrrolidine-5-carboxylate, 97%

Chemical Identifiers

CAS 4931-66-2
Formula Weight 143.14
MDL Number MFCD00080931
Synonym Pyr-OMe; L-Pyroglutamic acid methyl ester
Chemical Name or Material Methyl (S)-(+)-2-oxopyrrolidine-5-carboxylate
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Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAH6254306 SDS Alfa Aesar™
H6254306
5g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAH6254314 SDS Alfa Aesar™
H6254314
25g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAH6254322 SDS Alfa Aesar™
H6254322
100g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications Description & Specifications

Chemical Identifiers

4931-66-2
MFCD00080931
Methyl (S)-(+)-2-oxopyrrolidine-5-carboxylate
143.14
Pyr-OMe; L-Pyroglutamic acid methyl ester

Specifications

5g
1.226g/mL
Liquid
MFCD00080931
Pale yellow
Methyl (S)-(+)-2-oxopyrrolidine-5-carboxylate
4931-66-2
1.4860
143.14
Pyr-OMe; L-Pyroglutamic acid methyl ester
90°C (0.3mmHg)
97%

Safety and Handling

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Warning