Phosgene → N-(4-methoxyphenyl)isatoic anhydride

Reaction equation

[CH3:1][O:2][C:3]1[CH:8]=[CH:7][C:6]([NH:9][C:10]2[CH:18]=[CH:17][CH:16]=[CH:15][C:11]=2[C:12]([OH:14])=[O:13])=[CH:5][CH:4]=1.[C:19](Cl)(Cl)=[O:20]>>[CH3:1][O:2][C:3]1[CH:4]=[CH:5][C:6]([N:9]2[C:19](=[O:20])[O:14][C:12](=[O:13])[C:11]3=[CH:15][CH:16]=[CH:17][CH:18]=[C:10]23)=[CH:7][CH:8]=1

Participants

Reactant 2

HCID 6371Phosgene

HCID 2029182-[(4-Methoxyphenyl)amino]benzoic acid

Product 1

HCID 13505629N-(4-methoxyphenyl)isatoic anhydride

Procedure

The starting material, N-(4-methoxyphenyl)isatoic anhydride was prepared from 2-(4-methoxyphenylamino)benzoic acid and phosgene according to the procedure of Example 1, part (b).

Sources & evidence

ORD record: ord-397e5a8d621d403882c7e919498246a6
Source dataset: uspto-grants-1985_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04515980

Reaction notes

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