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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 54973Generated: October 25, 2026

Phthalazine → 3,4-Dihydro-3-methyl-1-phenylbenzo[f]phthalazine

https://huagongshe.com/reaction/54973

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhthalazineHCID 9207—
Reactant1-Benzoyl-2-methylnaphthaleneHCID 11160940—
Product3,4-Dihydro-3-methyl-1-phenylbenzo[f]phthalazineHCID 15050882—

Reaction Steps

By the procedure described in Example 189, 4.4 g (18 mmol) of the benzoylnaphthalene was converted to 1.73 g of the phthalazine product, which was reduced immediately as shown in Table G.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05624922
Source datasetuspto-grants-1997_04
ORD IDord-18f0ac08d4ae43d1a812e50fd0c7447a
Source noteuspto-grants-1997_04