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Ethyl pyrazole-4-carboxylate

Ethyl pyrazole-4-carboxylate Structure
Ethyl pyrazole-4-carboxylate structure
CAS No.
37622-90-5
Chemical Name:
Ethyl pyrazole-4-carboxylate
Synonyms
Ethyl 1H-pyrazole-4-carboxylate;ETHYL 4-PYRAZOLECARBOXYLATE;1H-Pyrazole-4-carboxylic acid ethyl ester;4-PyrazoL;ecarboxyL;Regadenoson impurity C;Regadenoson Impurity 7;4- pyrazoleethyl forMate;4-Ethoxycarbonylpyrazole;hylpyrazole-4-Carboxylate
CBNumber:
CB1294747
Molecular Formula:
C6H8N2O2
Molecular Weight:
140.14
MDL Number:
MFCD00010844
MOL File:
37622-90-5.mol
MSDS File:
SDS
Last updated:2023-06-16 22:00:42
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Ethyl pyrazole-4-carboxylate Properties

Melting point 78-80 °C (lit.)
Boiling point 138-140 °C/3 mmHg (lit.)
Density 1.2850 (rough estimate)
refractive index 1.5010 (estimate)
Flash point 138-140°C/3mm
storage temp. Sealed in dry,Room Temperature
solubility Miscible with acetone.
pka 11.70±0.50(Predicted)
form Crystalline Powder
color White to pale yellow
InChIKey KACZQOKEFKFNDB-UHFFFAOYSA-N
LogP 0.909 (est)
CAS DataBase Reference 37622-90-5(CAS DataBase Reference)
NIST Chemistry Reference 4-(C2H5COO)-pyrazole(37622-90-5)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-37/39
WGK Germany  3
HazardClass  IRRITANT
HS Code  29331990
NFPA 704
1
2 0

Ethyl pyrazole-4-carboxylate price More Price(30)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 300780 Ethyl 4-pyrazolecarboxylate 99% 37622-90-5 500mg $24 2023-01-07 Buy
TCI Chemical E0871 Ethyl 4-Pyrazolecarboxylate >98.0%(GC) 37622-90-5 1g $41 2024-03-01 Buy
TCI Chemical E0871 Ethyl 4-Pyrazolecarboxylate >98.0%(GC) 37622-90-5 5g $117 2024-03-01 Buy
Alfa Aesar B25351 Ethyl 1H-pyrazole-4-carboxylate, 98% 37622-90-5 5g $129.65 2024-03-01 Buy
Alfa Aesar B25351 Ethyl 1H-pyrazole-4-carboxylate, 98% 37622-90-5 1g $36.5 2021-12-16 Buy
Product number Packaging Price Buy
300780 500mg $24 Buy
E0871 1g $41 Buy
E0871 5g $117 Buy
B25351 5g $129.65 Buy
B25351 1g $36.5 Buy

Ethyl pyrazole-4-carboxylate Chemical Properties,Uses,Production

Chemical Properties

White to pale yellow crystalline powder

Uses

Ethyl pyrazole-4-carboxylate is used for the synthesis of isoxazole-4-carboxylic acid derivatives and isoxazole-3,5-dicarboxamides.

Uses

Used for the synthesis of isoxazole-4-carboxylic acid derivatives and isoxazole-3,5-dicarboxamides as herbicides.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 30, p. 865, 1993 DOI: 10.1002/jhet.5570300404

Ethyl pyrazole-4-carboxylate synthesis

37718-11-9
64-17-5
37622-90-5
Synthesis of Ethyl pyrazole-4-carboxylate from 4-Pyrazolecarboxylic acid and Ethanol

Ethyl pyrazole-4-carboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

1H-Pyrazole-4-carboxaldehyde N-Methylpyrazole-4-carboxaMide (1H-PYRAZOL-4-YL)METHANOL 1-tert-butyl 4-ethyl 1H-pyrazole-1,4-dicarboxylate 1-(Pyridin-4-ylmethyl)-1H-pyrazole-4-carboxylic acid
1H-Pyrazole-4-carboxylic acid

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Ethyl pyrazole-4-carboxylate Suppliers

Global( 386)Suppliers
Supplier Tel Email Country ProdList Advantage
Changzhou Fullone Chemical Co., Ltd.
+86-13328197671 +86-13861172460 sales@borenchem.cn China 1055 58
Capot Chemical Co.,Ltd. 		+86-（0）57185586718 +86-13336195806 sales@capot.com China 29791 60
Beijing Cooperate Pharmaceutical Co.,Ltd 		010-60279497 sales01@cooperate-pharm.com CHINA 1803 55
Henan Tianfu Chemical Co.,Ltd. 		+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21639 55
Shanghai Time Chemicals CO., Ltd. 		+86-021-57951555 +8617317452075 jack.li@time-chemicals.com China 1803 55
ATK CHEMICAL COMPANY LIMITED 		+undefined-21-51877795 ivan@atkchemical.com China 32820 60
career henan chemical co 		+86-0371-86658258 +8613203830695 sales@coreychem.com China 29886 58
Zhejiang ZETian Fine Chemicals Co. LTD 		+8618957127338 stella@zetchem.com China 2136 58
Shenzhen Nexconn Pharmatechs Ltd 		+86-755-89396905 +86-15013857715 admin@nexconn.com China 10310 58
HaBo Hong Kong Co., Limited. 		+86-25-18512596065 info@habotech.com CHINA 933 58
Supplier Advantage
Changzhou Fullone Chemical Co., Ltd.
58
Capot Chemical Co.,Ltd. 		60
Beijing Cooperate Pharmaceutical Co.,Ltd 		55
Henan Tianfu Chemical Co.,Ltd. 		55
Shanghai Time Chemicals CO., Ltd. 		55
ATK CHEMICAL COMPANY LIMITED 		60
career henan chemical co 		58
Zhejiang ZETian Fine Chemicals Co. LTD 		58
Shenzhen Nexconn Pharmatechs Ltd 		58
HaBo Hong Kong Co., Limited. 		58

View Lastest Price from Ethyl pyrazole-4-carboxylate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ethyl pyrazole-4-carboxylate pictures 2023-06-17 Ethyl pyrazole-4-carboxylate
37622-90-5
 US $1.00 / KG 25KG 99.0% 3000KG/th Zibo Shiji Zhonglian Medical Technology Co., Ltd.
Ethyl 4-pyrazolecarboxylate pictures 2021-10-21 Ethyl 4-pyrazolecarboxylate
37622-90-5
 US $10.00 / Kg/Bag 1Kg/Bag 99% 20 Tons Hebei Zhanyao Biotechnology Co. Ltd
Ethyl pyrazole-4-carboxylate pictures 2021-08-12 Ethyl pyrazole-4-carboxylate
37622-90-5
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd

Ethyl pyrazole-4-carboxylate Spectrum

Ethyl pyrazole-4-carboxylate(37622-90-5)1HNMREthyl pyrazole-4-carboxylate(37622-90-5)RamanEthyl pyrazole-4-carboxylate(37622-90-5)IREthyl pyrazole-4-carboxylate(37622-90-5)FT-IR

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ETHYL PYRAZOLE-4-CARBOXYLATE PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER Ethyl 4-pyrazolecarboxylate, 99% - See B25351 Ethyl 4-pyarazolecarboxylate Ethyl pyrazole-4-carboxylate 98+% 1H-Pyrazole-4-carboxylicacid,ethylester(9CI) Ethyl 4-pyrazolecarboxylate,98% Ethyl 4-pyrazolecarboxylae ethyl 1H-pyrazole-4-carboxylate hydrochloride 4-Pyrazolecarboxylic Acid Ethyl Ester Ethyl 1H-pyrazole-4-carboxylate 98+% 4-(Ethoxycarbonyl)-1H-pyrazole Ethyl 1H-pyrazole-4-carbo... hylpyrazole-4-Carboxylate 4- pyrazoleethyl forMate Ethyl 4-Pyrazolecarboxylate, 97+% ehtyl-4-pyrazole carboxylate Ethyl 4-pyrazolecarboxylate 99% 1H-Pyrazol-4-carboxylic acid ethyl ester 4-Ethoxycarbonylpyrazole Ethyl ester 1H-Pyrazole-4-carboxylic acid 4-PyrazoL ecarboxyL Regadenoson impurity C Regadenoson Impurity 7 Ethyl4-Pyrazolecarboxylate> Ethyl pyrazole-4-carboxylate 4 ethyl4H-pyrazole-4-carboxylate 37622-90-5 Ethyl pyrazole-4-carboxylate ETHYL 4-PYRAZOLECARBOXYLATE Ethyl 1H-pyrazole-4-carboxylate 1H-Pyrazole-4-carboxylic acid ethyl ester Ethyl pyrazole-4-carboxylate, 98% (Cus 37622-90-5 37762-90-5 Pyrazoles Heterocycles Building Blocks Heterocyclic Building Blocks Pyrazoles CARBOXYLICESTER