Ethylhydrazine → 1-Ethyl-3-methyl-1,5,6,7-tetrahydro-4H-indazol-4-one

HRID 129490

Reaction equation

[C:1]([CH:4]1[C:9](=O)[CH2:8][CH2:7][CH2:6][C:5]1=[O:11])(=O)[CH3:2].[CH2:12]([NH:14][NH2:15])[CH3:13]>>[CH2:12]([N:14]1[C:9]2[CH2:8][CH2:7][CH2:6][C:5](=[O:11])[C:4]=2[C:1]([CH3:2])=[N:15]1)[CH3:13]

Participants

Reactant 2

HCID 29062Ethylhydrazine

HCID 1381042-Acetyl-1,3-cyclohexanedione

Product 1

HCID 193717771-Ethyl-3-methyl-1,5,6,7-tetrahydro-4H-indazol-4-one

Procedure

Prepared analogously to Example 1 starting from 2-acetyl-cyclohexane-1,3-dione and ethylhydrazine.

Sources & evidence

ORD record: ord-2fe413cc75d146248c33367641142113
Source dataset: uspto-grants-1995_11
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05468766

Linked notes

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