Hydrochloric Acid → 5-Amino-1-(4-fluorophenyl)-pyrazole hydrochloride

HRID 903063Notes

Reaction equation

[F:1][C:2]1[CH:7]=[CH:6][C:5]([NH:8][NH2:9])=[CH:4][CH:3]=1.[ClH:10]>>[ClH:10].[NH2:8][C:5]1[N:8]([C:5]2[CH:6]=[CH:7][C:2]([F:1])=[CH:3][CH:4]=2)[N:9]=[CH:3][CH:4]=1

Participants

Reactant 2

HCID 313Hydrochloric Acid

HCID 69982(4-Fluorophenyl)hydrazine

Product 1

HCID 233305055-Amino-1-(4-fluorophenyl)-pyrazole hydrochloride

Procedure

4-Fluorophenylhydrazine was converted to this product by the method described in Farmaco 22, 68, 1967. mp of HCl salt, 201°-210°

Sources & evidence

ORD record: ord-c48c0671a84b4b73bbc70061631373df
Source dataset: uspto-grants-1980_10
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04226773

Reaction notes

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