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ChemicalBook >> CAS DataBase List >> BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE

BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE

BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE price.
  • $30.28 - $785.17
  • Product name: BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE
  • CAS: 4931-68-4
  • MF: C9H15NO3
  • MW: 185.22
  • EINECS:225-568-9
  • MDL Number:MFCD06858408
  • Synonyms:BUTYL L-PYROGLUTAMATE;BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE;Butyl PyroglutaMate;butyl 5-oxo-L-prolinate ;(S)-5-Oxo-2α-pyrrolidinecarboxylic acid butyl ester;5-Oxo-L-proline butyl ester;Einecs 225-568-9;L-Proline, 5-oxo-, butyl ester
Price5 Properties Safety Information Description
5 prices
Selected condition：
Brand
  • American Custom Chemicals Corporation
  • Chem-Impex
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TRC
Package
  • 5G
  • 5ML
  • 100g
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCCH0004781
  • Product descriptionButyl (S)-(?)-2-pyrrolidone-5-carboxylate 98.00%
  • Packaging5ML
  • Price$785.17
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number41554
  • Product descriptionButyl(S)-(-)-2-pyrrolidone-5-carboxylate,≥98%(GC) ≥98%(GC)
  • Packaging5ML
  • Price$30.28
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number50155
  • Product descriptionButylPyroglutamate
  • Packaging5G
  • Price$610
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number440329
  • Product descriptionButyl (S)-(?)-2-pyrrolidone-5-carboxylate 98%
  • Packaging5ml
  • Price$31.08
  • Updated2025-07-31
  • Buy
  • ManufacturerTRC
  • Product numberB807865
  • Product descriptionButylPyroglutamate
  • Packaging100g
  • Price$710
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
American Custom Chemicals Corporation CCH0004781 Butyl (S)-(?)-2-pyrrolidone-5-carboxylate 98.00% 5ML $785.17 2021-12-16 Buy
Chem-Impex 41554 Butyl(S)-(-)-2-pyrrolidone-5-carboxylate,≥98%(GC) ≥98%(GC) 5ML $30.28 2021-12-16 Buy
Medical Isotopes, Inc. 50155 ButylPyroglutamate 5G $610 2021-12-16 Buy
Sigma-Aldrich 440329 Butyl (S)-(?)-2-pyrrolidone-5-carboxylate 98% 5ml $31.08 2025-07-31 Buy
TRC B807865 ButylPyroglutamate 100g $710 2021-12-16 Buy

Properties

Boiling point :180 °C/6.5 mmHg (lit.)
Density :1.104 g/mL at 25 °C (lit.)
refractive index :n20/D 1.403(lit.)
Flash point :>230 °F
solubility :Chloroform
form :Oil
pka :14?+-.0.40(Predicted)
color :Yellow
optical activity :[α]20/D 13°, neat

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Butyl Pyroglutamate is an derivative of L-Glutamic Acid (G596960), an important neurotransmitter that plays a key role in long-term potentiation and is important for learning and memory.

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Suppliers and manufacturers

Shaanxi Dideu Medichem Co. Ltd
BUTYL L-PYROGLUTAMATE
$1.00 /1KG
BUTYL L-PYROGLUTAMATE CAS:4931-68-4
J & K SCIENTIFIC LTD. Energy Chemical Chemsky（shanghai）International Co.,Ltd. Sigma-Aldrich Shenzhen Polymeri Biochemical Technology Co., Ltd. Shanghai Anhua Biotechnology Co., Ltd. Wuxi maimo topp biotechnology co., LTD Shaanxi DIDU pharmaceutical and Chemical Co., Ltd Merck KGaA