ChemicalBook >> CAS DataBase List >>tert-Butyl 5-oxo-2-pyrrolidinecarboxylate

tert-Butyl 5-oxo-2-pyrrolidinecarboxylate

tert-Butyl 5-oxo-2-pyrrolidinecarboxylate structure

CAS No.: 85136-12-5

Chemical Name:: tert-Butyl 5-oxo-2-pyrrolidinecarboxylate

Synonyms: Einecs 285-735-7;tert-butyl 5-oxo-DL-prolinate;5-Oxo-DL-proline 1,1-dimethylethyl ester;(±)-5-Oxoproline 1,1-dimethylethyl ester;Proline, 5-oxo-, 1,1-dimethylethyl ester;Tert-butyl 5-oxopyrrolidine-2-carboxylate;tert-Butyl 5-oxo-2-pyrrolidinecarboxylate;(S)-2-Pyrrolidone-5-carboxylicacidtert-butylester;(S)-2-PYRROLIDONE-5-CARBOXYLIC ACID T-BUTYL ESTER;rac-5-Oxopyrrolidine-2α*-carboxylic acid tert-butyl ester

CBNumber:: CB0125202

Molecular Formula:: C9H15NO3

Molecular Weight:: 185.22

MDL Number:: MFCD06659481

MOL File:: 85136-12-5.mol

MSDS File:: SDS

Last updated:2026-05-27 17:18:08

Request For Quotation

tert-Butyl 5-oxo-2-pyrrolidinecarboxylate Properties

Melting point	93 °C(Solv: ethyl ether (60-29-7); ligroine (8032-32-4))
Boiling point	319.2±35.0 °C(Predicted)
Density	1.099±0.06 g/cm3(Predicted)
storage temp.	Store at 0-8 °C
pka	14.65±0.40(Predicted)
Appearance	light yellow powder

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H319-H335-H315
Precautionary statements	P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P

tert-Butyl 5-oxo-2-pyrrolidinecarboxylate price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
aablocks	AA01B4FB	TERT-BUTYL 5-OXOPYRROLIDINE-2-CARBOXYLATE 97%	85136-12-5	1g	$126	2026-05-29	Buy
aablocks	AA01B4FB	TERT-BUTYL 5-OXOPYRROLIDINE-2-CARBOXYLATE 97%	85136-12-5	5g	$356	2026-05-29	Buy
ACHEMBLOCK	O27927	tert-Butyl 5-oxo-2-pyrrolidinecarboxylate 95%	85136-12-5	5G	$260	2026-05-27	Buy
ACHEMBLOCK	O27927	tert-Butyl 5-oxo-2-pyrrolidinecarboxylate 95%	85136-12-5	25G	$650	2026-05-27	Buy
Acrotein	A-5567	tert-Butyl 5-oxo-2-pyrrolidinecarboxylate 97%	85136-12-5	1g	$119.17	2026-05-25	Buy

Product number	Packaging	Price	Buy
AA01B4FB	1g	$126	Buy
AA01B4FB	5g	$356	Buy
O27927	5G	$260	Buy
O27927	25G	$650	Buy
A-5567	1g	$119.17	Buy

tert-Butyl 5-oxo-2-pyrrolidinecarboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

tert-Butyl 5-oxo-2-pyrrolidinecarboxylate Suppliers

Global Suppliers ( 12)

Supplier	Tel	Email	Country	ProdList	Advantage
Capot Chemical Co., Ltd	+86 (0) 571 85 58 67 18		China	18187	66
Amatek Scientific Co. Ltd.	0512-56316828 4008675858	sales@amateksci.com	China	9848	55
Chengdu Firster Pharmaceutical Co., Ltd.	028-87078428 028-87074958	chengzhenyong@cdfirster.com	China	2580	60
Hangzhou Milestone Pharmtech Co., Ltd.	0571-82896630 18969958410	sales_hz@milestonepharmtech.com	China	4906	55
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd	025-5885952 15955137747	sales@aikonchem.com	China	8012	58
Hangzhou MolCore BioPharmatech Co.,Ltd.	+86-057181025280; +8617767106207	sales@molcore.com	China	49709	58

Supplier	Advantage
Capot Chemical Co., Ltd	66
Amatek Scientific Co. Ltd.	55
Chengdu Firster Pharmaceutical Co., Ltd.	60
Hangzhou Milestone Pharmtech Co., Ltd.	55
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd	58
Hangzhou MolCore BioPharmatech Co.,Ltd.	58

(S)-2-PYRROLIDONE-5-CARBOXYLIC ACID T-BUTYL ESTER tert-butyl 5-oxo-DL-prolinate (S)-2-Pyrrolidone-5-carboxylicacidtert-butylester (±)-5-Oxoproline 1,1-dimethylethyl ester 5-Oxo-DL-proline 1,1-dimethylethyl ester rac-5-Oxopyrrolidine-2α*-carboxylic acid tert-butyl ester Einecs 285-735-7 tert-Butyl 5-oxo-2-pyrrolidinecarboxylate Proline, 5-oxo-, 1,1-dimethylethyl ester Tert-butyl 5-oxopyrrolidine-2-carboxylate 85136-12-5 chiral Chiral Reagent