ChemicalBook CAS DataBase List 4-CHLORO-2,5-DIMETHYL-2H-PYRAZOLE-3-CARBOXYLIC ACID

4-CHLORO-2,5-DIMETHYL-2H-PYRAZOLE-3-CARBOXYLIC ACID synthesis

4synthesis methods

Product Name:4-CHLORO-2,5-DIMETHYL-2H-PYRAZOLE-3-CARBOXYLIC ACID
CAS Number:98198-65-3
Molecular formula:C6H7ClN2O2
Molecular Weight:174.59

4027-57-0 Synthesis

Ethyl 3-methyl-1H-pyrazole-5-carboxylate

4027-57-0
246 suppliers
$6.00/1g

4-CHLORO-2,5-DIMETHYL-2H-PYRAZOLE-3-CARBOXYLIC ACID

98198-65-3
47 suppliers
$40.00/100 mg

Yield:-

Steps:

Multi-step reaction with 3 steps
1: N,N-dimethyl-formamide / 3 h / 60 °C
2: sulfuryl dichloride / 1,2-dichloro-ethane / 2 h / Reflux
3: sodium hydroxide / water / 4 h / 80 °C

References:

Huang, Danling;Huang, Mingzhi;Liu, Aiping;Liu, Xingping;Liu, Weidong;Chen, Xiaoyang;Xue, Hansong;Sun, Jiong;Yin, Dulin;Wang, Xiaoguang [Journal of Heterocyclic Chemistry,2017,vol. 54,# 2,p. 1121 - 1128]

615-79-2 Synthesis

615-79-2
234 suppliers
$8.00/5g

98198-65-3
47 suppliers
$40.00/100 mg

References

5744-40-1 Synthesis

Ethyl 1,3-dimethylpyrazole-5-carboxylate

5744-40-1
216 suppliers
$6.00/1g

98198-65-3
47 suppliers
$40.00/100 mg

References

Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy-

1000210-73-0
0 suppliers
inquiry

98198-65-3
47 suppliers
$40.00/100 mg

References