2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester

2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester structure

CAS No.: 40711-34-0

Chemical Name:: 2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester

Synonyms: Ethyl 3-hydroxy-1-methyl-1H-pyrazole-5-carboxylate;ethyl 2,5-dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylate;Ethyl 2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate;2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester;1H-Pyrazole-3-carboxylic acid, 2,5-dihydro-2-Methyl-5-oxo-, ethyl ester

CBNumber:: CB02567310

Molecular Formula:: C7H10N2O3

Molecular Weight:: 170.17

MDL Number:

MOL File:: 40711-34-0.mol

Last updated:2026-09-12 18:48:01

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2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester Properties

Melting point	132-133 °C
Density	1.235±0.06 g/cm3(Predicted)
pka	7.76±0.70(Predicted)

2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
ACHEMBLOCK	A-682	2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester 95%	40711-34-0	1G	$80	2026-05-27	Buy
ACHEMBLOCK	A-682	2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester 95%	40711-34-0	5G	$210	2026-05-27	Buy
Crysdot	CD11127841	Ethyl 2-methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate 95+%	40711-34-0	1g	$772	2026-05-26	Buy
Chemenu	CM187825	ethyl 2-methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate 95%	40711-34-0	1g	$307	2026-05-26	Buy
AccelPharmtech	P7817	2,5-dihydro-2-methyl-5-oxo-1H-Pyrazole-3-carboxylic acid ethyl ester 97.00%	40711-34-0	1G	$2460	2026-05-21	Buy

Product number	Packaging	Price	Buy
A-682	1G	$80	Buy
A-682	5G	$210	Buy
CD11127841	1g	$772	Buy
CM187825	1g	$307	Buy
P7817	1G	$2460	Buy

2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester Preparation Products And Raw materials

Raw materials

Preparation Products

2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester Suppliers

Global Suppliers ( 16)

Supplier	Tel	Email	Country	ProdList	Advantage
ChemShuttle, Inc.	0510-83588313-811 18800520310	sales@chemshuttle.com	China	2999	62
QINGDAO CARELONGPHARMATECH CO.,LTD	053288191853 13061484198	sales@carelongchem.com	China	455	57
Wuhan ariel chemical Co., LTD.	18986259541 18986259541	sales@3stc.com	China	3833	58
Hangzhou Sage Chemical Co., Ltd.	+86057186818502 13588463833	info@sagechem.com	China	10265	58
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	025-66113011 13913916777	cfzhang@aikonchem.com	China	19902	55
SynAsst Chemical.	021-60343070		China	12731	55
Shanghai GaoDao Pharmaceutical Co., Ltd.	021-15001867143 15001867143	1095570358@qq.com	China	914	55
Shanghai JingSi Biological Technology Co., Ltd	18221840760	2990760589@qq.com	China	241	58
Jiaxing Deyi Chemical Co., Ltd.	86-0573-85866609 18367600069	945717149@qq.com	China	9506	58
Shanghai Amico Chemicals Co. LTD	微信 18019252918 18019252918	1454668768@qq.com	China	14933	58

Supplier	Advantage
ChemShuttle, Inc.	62
QINGDAO CARELONGPHARMATECH CO.,LTD	57
Wuhan ariel chemical Co., LTD.	58
Hangzhou Sage Chemical Co., Ltd.	58
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	55
SynAsst Chemical.	55
Shanghai GaoDao Pharmaceutical Co., Ltd.	55
Shanghai JingSi Biological Technology Co., Ltd	58
Jiaxing Deyi Chemical Co., Ltd.	58
Shanghai Amico Chemicals Co. LTD	58

40711-34-0 (2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester) Related Search:

Methyl 3-hydroxy-1-methylpyrazole-5-carboxylate Ethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate methyl 3-methoxy-1-methyl-1H-pyrazole-5-carboxylate 1H-Pyrazole-5-carboxylicacid,3-methoxy-1-methyl-(9CI) Ethyl 1-methyl-1H-pyrazole-5-carboxylate

Ethyl 1-ethyl-3-hydroxy-1H-pyrazole-5-carboxylate

1of2

1H-Pyrazole-3-carboxylic acid, 2,5-dihydro-2-Methyl-5-oxo-, ethyl ester Ethyl 2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate ethyl 2,5-dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylate Ethyl 3-hydroxy-1-methyl-1H-pyrazole-5-carboxylate 2,5-Dihydro-2-methyl-5-oxo-1H-pyrazole-3-carboxylic acid ethyl ester 40711-34-0