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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1503231Generated: October 27, 2026

Ethyl 2-(3,4-dichlorobenzyl)-3-oxobutanoate → HCID 178423488, compound

https://huagongshe.com/reaction/1503231

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 2-(3,4-dichlorobenzyl)-3-oxobutanoateHCID 67402529—
ReactantHCID 178423496HCID 178423496—
ProductHCID 178423488HCID 178423488—

Reaction Steps

Using 2-hydrazino-5-methyl-1H-benzimidazole (4) obtained in Example 1, step 3 and ethyl 2-acetyl-3-(3,4-dichlorophenyl)propanoate (35), and by a method similar to that in Example 1, step 4, 4-[(3,4-dichlorophenyl)methyl]-3-methyl-1-(5-methyl-1H-benzimidazol-2-yl)-1H-pyrazol-5-ol (36) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09212169B2
Source datasetuspto-grants-2015_12
ORD IDord-afa4044400994a19b8065d5f97c55095
Source noteuspto-grants-2015_12