Ethyl chloroformate → HCID 135731743, compound

HRID 972785Notes

Reaction equation

HRID 972785 reaction equation
[Cl:1][C:2]1[N:3]=[N:4][C:5]([C:8]2[CH:13]=[CH:12][C:11]([OH:14])=[CH:10][C:9]=2[OH:15])=[CH:6][CH:7]=1.Cl[C:17]([O:19][CH2:20][CH3:21])=[O:18]>N1C=CC=CC=1>[Cl:1][C:2]1[N:3]=[N:4][C:5]([C:8]2[CH:13]=[CH:12][C:11]([O:14][C:17]([O:19][CH2:20][CH3:21])=[O:18])=[CH:10][C:9]=2[OH:15])=[CH:6][CH:7]=1

Participants

4

Reactant 2

HCID 10928Ethyl chloroformateHCID 135731740HCID 135731740, compound

Product 1

HCID 135731743HCID 135731743, compound

Reagents, catalysts & solvents 1

HCID 1049PyridineSolvent

Procedure

3-Chloro-6-(2,4-dihydroxyphenyl)pyridazine (1 mole) was treated with ethyl chloroformate (1.1 mole) in pyridine to give 3-chloro-6-(4-ethoxycarbonyloxy-2-hydroxyphenyl)pyridazine.

Sources & evidence

ORD record
ord-505f6842f5804ebeb34f5cdd7431368d
Source dataset
uspto-grants-1977_10
Patent number
US04053601

Reaction notes

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