ChemicalBook > CAS DataBase List > Ethyl pyrazole-4-carboxylate

Ethyl pyrazole-4-carboxylate

Product Name
Ethyl pyrazole-4-carboxylate
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;ecarboxyL;4-PyrazoL;Regadenoson impurity C;Regadenoson Impurity 7;4- pyrazoleethyl forMate;4-Ethoxycarbonylpyrazole;hylpyrazole-4-Carboxylate
CBNumber
CB1294747
Molecular Formula
C6H8N2O2
Formula Weight
140.14
MOL File
37622-90-5.mol
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Ethyl pyrazole-4-carboxylate Property

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.
form 
Crystalline Powder
pka
11.70±0.50(Predicted)
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)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-37/39
WGK Germany 
3
HazardClass 
IRRITANT
HS Code 
29331990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

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

Chemical Properties

White to pale yellow crystalline powder

Uses

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

Uses

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

Synthesis Reference(s)

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

Ethyl pyrazole-4-carboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from Ethyl pyrazole-4-carboxylate manufacturers

Zibo Shiji Zhonglian Medical Technology Co., Ltd.
Product
Ethyl pyrazole-4-carboxylate 37622-90-5
Price
US $1.00/KG
Min. Order
25KG
Purity
99.0%
Supply Ability
3000KG/th
Release date
2023-06-16
Hebei Zhanyao Biotechnology Co. Ltd
Product
Ethyl 4-pyrazolecarboxylate 37622-90-5
Price
US $10.00/Kg/Bag
Min. Order
1Kg/Bag
Purity
99%
Supply Ability
20 Tons
Release date
2021-10-19
Zhuozhou Wenxi import and Export Co., Ltd
Product
Ethyl pyrazole-4-carboxylate 37622-90-5
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11

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