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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1954425Generated: November 2, 2026

Water → 6-Nitro-2-(phenylmethyl)-1,3(2H,4H)-isoquinolinedione

https://huagongshe.com/reaction/1954425

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantBenzylamineHCID 7504—
Reactant2-(Carboxymethyl)-4-nitrobenzoic acidHCID 7172025—
SolventAcetic AcidHCID 176—
Product6-Nitro-2-(phenylmethyl)-1,3(2H,4H)-isoquinolinedioneHCID 23296179—

Reaction Conditions

Temperature115 °C

Reaction Steps

To a suspension of the diacid (9) (55 g, 0.244 mole) in acetic acid (550 mL) was added benzylamine (28.91 g, 0.27 mole). The reaction was heated to 115° C. for 18 hrs., cooled to 25° C., water was added (450 mL), the contents stirred for 2 hrs., and the product filtered off as a white solid. The product was washed with water (400 mL) and vacuum dried to give 59.51 g (82%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06121283
Source datasetuspto-grants-2000_09
ORD IDord-7076836b7d50455dbee75a7b54d10223
Source noteuspto-grants-2000_09