ChemicalBook >> CAS DataBase List >>BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE
BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE
- CAS No.
- 4931-68-4
- Chemical Name:
- BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE
- Synonyms
- Einecs 225-568-9;Butyl PyroglutaMate;BUTYL L-PYROGLUTAMATE;butyl 5-oxo-L-prolinate;5-Oxo-L-proline butyl ester;L-Proline, 5-oxo-, butyl ester;(S)-Butyl 5-oxopyrrolidine-2-carboxylate;Butyl (S)-5-oxopyrrolidine-2-carboxylate;BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE;Butyl (S)-(?)-2-pyrrolidone-5-carboxylate
- CBNumber:
- CB5101940
- Molecular Formula:
- C9H15NO3
- Molecular Weight:
- 185.22
- MDL Number:
- MFCD06858408
- MOL File:
- 4931-68-4.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 02:38:51
| Product description | Number | Pack Size | Price |
| Butyl (S)-(?)-2-pyrrolidone-5-carboxylate 98% | 440329 | 5ml | $41.6 |
| Butyl (S)-(-)-2-pyrrolidone-5-carboxylate ≥98%(GC) | 41554 | 5ML | $38.06 |
| (S)-Butyl 5-oxopyrrolidine-2-carboxylate 95% | AA003OIN | 250mg | $19 |
| (S)-Butyl 5-oxopyrrolidine-2-carboxylate 95% | AA003OIN | 1g | $23 |
| butyl (S)-(-)-2-Pyrrolidone-5-carboxylate 95%+ | CM590430 | 1g | $1960 |
| Boiling point | 180 °C/6.5 mmHg (lit.) |
|---|---|
| Density | 1.104 g/mL at 25 °C (lit.) |
| refractive index |
n |
| Flash point | >230 °F |
| solubility | Chloroform |
| form | Oil |
| pka | 14+-.0.40(Predicted) |
| color | Yellow |
| optical activity | [α]20/D 13°, neat |
| InChI | 1S/C9H15NO3/c1-2-3-6-13-9(12)7-4-5-8(11)10-7/h7H,2-6H2,1H3,(H,10,11)/t7-/m0/s1 |
| InChIKey | QBBAJUQOYIURHA-ZETCQYMHSA-N |
| SMILES | CCCCOC(=O)[C@@H]1CCC(=O)N1 |
| UNSPSC Code | 12352005 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| PPE | Eyeshields, Gloves, type ABEK (EN14387) respirator filter |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 3 |
| Storage Class | 10 - Combustible liquids not in Storage Class 3 |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE price More Price(12)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 440329 | Butyl (S)-(?)-2-pyrrolidone-5-carboxylate 98% | 4931-68-4 | 5ml | $41.6 | 2026-04-30 | Buy |
| Chem-Impex | 41554 | Butyl (S)-(-)-2-pyrrolidone-5-carboxylate ≥98%(GC) | 4931-68-4 | 5ML | $38.06 | 2026-05-19 | Buy |
| aablocks | AA003OIN | (S)-Butyl 5-oxopyrrolidine-2-carboxylate 95% | 4931-68-4 | 250mg | $19 | 2026-05-28 | Buy |
| aablocks | AA003OIN | (S)-Butyl 5-oxopyrrolidine-2-carboxylate 95% | 4931-68-4 | 1g | $23 | 2026-05-28 | Buy |
| Chemenu | CM590430 | butyl (S)-(-)-2-Pyrrolidone-5-carboxylate 95%+ | 4931-68-4 | 1g | $1960 | 2026-05-26 | Buy |
BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE Preparation Products And Raw materials
Raw materials
Preparation Products
BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE Suppliers
Global( 18)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Shaanxi Dideu Medichem Co. Ltd | +86-29-81139210 +86-18192627656 | 1059@dideu.com | China | 3587 | 58 |
| J & K SCIENTIFIC LTD. | 18210857532; 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Energy Chemical | 021-021-58432009 400-005-6266 | sales8178@energy-chemical.com | China | 44802 | 61 |
| Chemsky（shanghai）International Co.,Ltd. | 021-50135380 | shchemsky@sina.com | China | 32321 | 50 |
| Sigma-Aldrich | 021-61415566 800-8193336 | orderCN@merckgroup.com | China | 51395 | 80 |
| Shenzhen Polymeri Biochemical Technology Co., Ltd. | +86-400-002-6226 +86-13028896684; | sales@rrkchem.com | China | 57422 | 58 |
| Shanghai Anhua Biotechnology Co., Ltd. | 021-61263375 18168859245 | China | 5958 | 58 | |
| Wuxi maimo topp biotechnology co., LTD | 15061806929 | linda-fu@mimotopes.cn | China | 5796 | 58 |
| Shaanxi DIDU pharmaceutical and Chemical Co., Ltd | 029-029-029-81148696 18161915376 | 1040@dideu.com | China | 9999 | 58 |
| Merck KGaA | -- | ordercn@merckgroup.com | China | 6394 | 58 |
View Lastest Price from BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-12-12 | BUTYL L-PYROGLUTAMATE
4931-68-4
|
$1.00-2.10 | 1KG | 99% | 20000KG | Shaanxi Dideu Medichem Co. Ltd |
-
- BUTYL L-PYROGLUTAMATE
4931-68-4
- $1.00-2.10
- 99%
- Shaanxi Dideu Medichem Co. Ltd
4931-68-4(BUTYL (S)-(-)-2-PYRROLIDONE-5-CARBOXYLATE)Related Search:
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
Butyl (S)-5-oxopyrrolidine-2-carboxylate
Butyl (S)-(?)-2-pyrrolidone-5-carboxylate
(S)-Butyl 5-oxopyrrolidine-2-carboxylate
4931-68-4
Asymmetric Synthesis
Chiral Building Blocks
Heterocyclic Building Blocks
Pyrrolidines
