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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2082836Generated: October 31, 2026

Hydrazine hydrate (1:1) → HCID 20360784, compound

https://huagongshe.com/reaction/2082836

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantHCID 20360759HCID 20360759—
ProductHCID 20360784HCID 20360784—

Reaction Steps

3-(3-hydroxy-2-methoxybenzoyl)propionic acid was cyclised with hydrazine hydrate in a similar manner to that described in Example 3 (i) to give 6-(3-hydroxy-2-methoxyphenyl)-4,5-dihydro-3(2H)-pyridazinone.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04082843
Source datasetuspto-grants-1978_04
ORD IDord-f4eb43c4e4a1460fb843a0cc8d137bbd
Source noteuspto-grants-1978_04