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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 569681Generated: October 31, 2026

N,N-Dimethylaniline → 2-(Bis(4-(dimethylamino)phenyl)methyl)-5-(dimethylamino)benzoic acid

https://huagongshe.com/reaction/569681

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN,N-DimethylanilineHCID 949—
Reactant1(3H)-Isobenzofuranone, 6-(dimethylamino)-3-[4-(dimethylamino)phenyl]-HCID 93693—
ReactantAluminum(III) ChlorideHCID 6451240—
CatalystZincchlorideHCID 3007855—
Product2-(Bis(4-(dimethylamino)phenyl)methyl)-5-(dimethylamino)benzoic acidHCID 102063—

Reaction Steps

Proceeding in a manner similar to that described in part A above, but replacing the anhydrous zinc chloride with 9.3 g of anhydrous aluminum chloride, 70.0 ml of N,N-dimethylaniline and 14.9 g of 3-(4-dimethylaminophenyl)-6-dimethylaminophthalide, prepared as described in Example 1, part A above were interacted to obtain 16.1 g of 2-[4,4'-bis(dimethylamino)-benzhydryl]-5-dimethylaminobenzoic acid, a light blue powder which melted at 209°-213° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04732991
Source datasetuspto-grants-1988_03
ORD IDord-41ea23a8f7e34565937cdcbadb40ee6d
Source noteuspto-grants-1988_03