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

$33.46 - $299.85

Chemical Identifiers

Chemical Name or Material (S)-(-)-2-Pyrrolidinone-5-carboxylic acid
CAS 98-79-3
Molecular Formula C5H7NO3
Formula Weight 129.12
MDL Number MFCD00005272
Beilstein 82132
Merck Index 14,8001
Synonym L-Pyroglutamic acid; H-Pyr-OH
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1171114

  SDS
alfa aesar™
L1171114
25g Each for $33.46

AAL1171122

  SDS
alfa aesar™
L1171122
100g Each for $79.41

AAL1171136

  SDS
alfa aesar™
L1171136
500g Each for $299.85
Description & Specifications

Specifications

Formula Weight 129.12
MDL Number MFCD00005272
Molecular Formula C5H7NO3
Melting Point 158° to 162°C
RTECS Number TW3710000
Chemical Name or Material (S)-(-)-2-Pyrrolidinone-5-carboxylic acid
CAS 98-79-3
Assay ≥98%
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.
Beilstein 82132
Synonym L-Pyroglutamic acid; H-Pyr-OH
TSCA TSCA
Quantity 25g
Merck Index 14,8001
Optical Rotation −10.5° (c=5 in Water)
Health Hazard 1 Warning

Applications
(S)-(-)-2-Pyrrolidinone-5-carboxylic acid is used as a building block for pharmaceuticals and asymmetric synthesis. It Is also used as a resolving agent for chiral bases and in an efficient synthesis of quinolizidine and indolizidine alkaloids.

Solubility
Soluble in water (10-15% at 20°C), alcohol, acetone, dimethyl sufoxide and methanol.

Notes
Keep container tightly sealed. Store in cool, dry conditions in well sealed containers. Incompatible with oxidizing agents.

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.