ChemicalBook Product Catalog Chemical Reagents Organic reagents Tosylate (S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate

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

(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate Basic information
Product Name:(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate
Synonyms:(S)-(+)-5-(HYDROXYMETHYL)-2-PYRROLIDINONE P-TOLUENESULFONATE;(S)-5-HYDROXYMETHYL-2-PYRROLIDINONE P-TOLUENESULFONATE;(-)-L-PYROGLUTAMOL P-TOLUENESULFONATE;(S)-(+)-5-(hydroxymethyl)-2-pyrrolidinone P-tolu;TOLUENE-4-SULFONIC ACID (S)-5-OXO-PYRROLIDIN-2-YLMETHYL ESTER;>98%ee;(S)-(+)-5-(HYDROXYMETHYL)-2-PYRROLIDINONE P-TOLUENESULFONATE 95%;(R)-(5-OXOPYRROLIDIN-2-YL)METHYL 4-METHYLBENZENESULFONATE
CAS:51693-17-5
MF:C12H15NO4S
MW:269.32
EINECS:
Product Categories:Chiral Building Blocks;Heterocyclic Building Blocks;Pyrrolidines
Mol File:51693-17-5.mol
(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate Structure
(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate Chemical Properties
Melting point 124-128 °C (lit.)
Boiling point 504.8±23.0 °C(Predicted)
alpha 8.5 º (c=1 in ethanol)
density 1.275±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,2-8°C
pka15.34±0.40(Predicted)
form Powder
color Colorless to beige
optical activity[α]20/D +8.5°, c = 1 in ethanol
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
WGK Germany 3
HS Code 29339980
MSDS Information
ProviderLanguage
ACROS English
SigmaAldrich English
(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate Usage And Synthesis
Chemical Propertiescolorless to beige powder
UsesServes as a building block in the synthesis of (R)- and (S)-diaminovaleric acids and of 5-azasemicorrin bidentate nitrogen ligands for enantioselective catalysis.
(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate Preparation Products And Raw materials
Raw materialsEthyl L-pyroglutamate-->Methyl L-pyroglutamate-->L-Pyroglutaminol-->Tosyl chloride-->Tetrabutylammonium hydrogen sulfate-->L-Glutamic acid-->L-Pyroglutamic acid
Preparation Productssacubitril
Povidone iodine p-Toluenesulfonic acid N-Methyl-2-pyrrolidone L-Pyroglutaminol N-Vinyl-2-pyrrolidone (R)-2-Methylpyrrolidine tosylate Polyvinylpyrrolidone 2-Pyrrolidinone METHYL-2-PYRROLIDONE (S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate (R)-5-HYDROXYMETHYL-2-PYRROLIDINONE P-TOLUENESULFONATE (HYDROXYMETHYL)-2-PYRROLIDINONE Pyrrolidine
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