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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1633338Generated: October 30, 2026

Benzil-di(beta-bromoethyl)ketal → Benzil-di-(beta-1,2,5,6-tetrahydrophthalimidoethyl)ketal

https://huagongshe.com/reaction/1633338

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzil-di(beta-bromoethyl)ketalHCID 2326685—
ReactantSodium 1,2,5,6-tetrahydrophthalimideHCID 67418806—
SolventDimethylformamideHCID 6228—
ProductBenzil-di-(beta-1,2,5,6-tetrahydrophthalimidoethyl)ketalHCID 2044091987.6%

Reaction Steps

Benzil-di-(β-bromoethyl)ketal (13.26 g) and 11.42 g of sodium 1,2,5,6-tetrahydrophthalimide were dissolved in 100 ml of N,N-dimethylformamide, and reacted and worked up in the same way as in Example 4. There was obtained 15.3 g (yield 85.9%) of benzil-di-(β-1,2,5,6-tetrahydrophthalimidoethyl)ketal.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04480094
Source datasetuspto-grants-1984_10
ORD IDord-def4ef84b5e34bb5a15020aaf91cf331
Source noteuspto-grants-1984_10