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Alfa Aesar™ (R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+%

$81.54 - $1,189.53

Chemical Identifiers

Chemical Name or Material (R)-(+)-2-Pyrrolidinone-5-carboxylic acid
CAS 4042-36-8
Molecular Formula C5H7NO3
Formula Weight 129.12g/mol
MDL Number MFCD00066212
Beilstein 82133
Synonym D-Pyroglutamic acid; H-D-Pyr-OH
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAB2467806

 
alfa aesar™
B24678-06
5g Each for $81.54

AAB2467814

 
alfa aesar™
B24678-14
25g Each for $325.14

AAB2467822

 
alfa aesar™
B24678-22
100g Each for $1,189.53
Description & Specifications

Specifications

Melting Point 158° to 160°C
Quantity 5g
Optical Rotation +10.5° (c=5 in Water)
Chemical Name or Material (R)-(+)-2-Pyrrolidinone-5-carboxylic acid
CAS 4042-36-8
Assay ≥98%
Molecular Formula C5H7NO3
Formula Weight 129.12g/mol
MDL Number MFCD00066212
Beilstein 82133
Synonym D-Pyroglutamic acid; H-D-Pyr-OH
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 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.

Applications
(R)-(+)-2-Pyrrolidinone-5-carboxylic acid serves as a building block in the synthesis of diphthamide.

Solubility
Soluble in water.

Notes
Store away from strong oxidizing /reducing agents, strong acids, strong bases.

Safety and Handling

Warning

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.

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