HCID 23326869, compound → 113341-59-6

HRID 1380390Notes

Reaction equation

HRID 1380390 reaction equation
[CH2:1]([N:3]([CH2:16][CH:17]([OH:19])[CH3:18])[C:4]1[CH:15]=[CH:14][C:7]2=[N:8][N:9]=C(C)C(=O)[N:6]2[N:5]=1)[CH3:2]>Cl>[CH2:1]([N:3]([CH2:16][CH:17]([OH:19])[CH3:18])[C:4]1[N:5]=[N:6][C:7]([NH:8][NH2:9])=[CH:14][CH:15]=1)[CH3:2]

Participants

3

Reactant 1

HCID 23326869HCID 23326869, compound

Product 1

HCID 129853113341-59-6

Reagents, catalysts & solvents 1

HCID 313Hydrochloric AcidSolvent

Procedure

A process according to claim 1 in which 7-[ethyl(2-hydroxypropyl)amino]-3-methyl-4-oxo-4H-pyridazino-[6,1-c] [1,2,4]triazine is hydrolyzed in dilute hydrochloric acid and the 3-[ethyl(2-hydroxypropyl)amino]-6-hydrazinopyridazine obtained is acylated with ethyl chlorocarbonate to give ethyl (6-[ethyl(2-hydroxypropyl)amino]-3-pyridazinyl)-hydrazinocarboxylate.

Sources & evidence

ORD record
ord-0dfbc8c9d80e44eb97377f06ac7ed02a
Source dataset
uspto-grants-1986_04
Patent number
US04581449

Reaction notes

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