(4-Chlorophenyl)hydrazine → HCID 22147848, compound

HRID 1823890Notes

Reaction equation

HRID 1823890 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([N:8]2[CH:12]([C:13]3[CH:18]=[CH:17][C:16]([Cl:19])=[CH:15][CH:14]=3)[CH2:11][C:10]([C:20]3[S:21][CH:22]=[CH:23][C:24]=3[Cl:25])=[N:9]2)=[CH:4][CH:3]=1.ClC1C=CC(NN)=CC=1>>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([N:8]2[C:12]([C:13]3[CH:14]=[CH:15][C:16]([Cl:19])=[CH:17][CH:18]=3)=[CH:11][C:10]([C:20]3[S:21][CH:22]=[CH:23][C:24]=3[Cl:25])=[N:9]2)=[CH:6][CH:7]=1

Participants

3

Reactant 2

HCID 70624(4-Chlorophenyl)hydrazineHCID 22147845HCID 22147845, compound

Product 1

HCID 22147848HCID 22147848, compound

Procedure

1,5-Bis-(4-chloro-phenyl)-3-(3-chloro-thiophen-2-yl)-4,5-dihydro-1H-pyrazole: The title compound was prepared from 3-(4-chloro-phenyl)-1-(3-chloro-thiophen-2-yl)-propenone and 4-chloro-phenylhydrazine by a procedure similar to that of Example 105a as a yellowish oil (112 mg, 51.8%). 1H NMR (CDCl3): 7.35 (d, J=8.7 Hz, 2H), 7.27 (t, 3H), 7.15 (d, J=9.3 Hz, 2H), 6.91 (m, 3H), 5.25 (m, 1H), 4.03 (m, 1H), 3.83 (m, 1H).

Sources & evidence

ORD record
ord-bce34890c86c41f6bea64fac2fa2b230
Source dataset
uspto-grants-2006_05
Patent number
US07041685B2

Reaction notes

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