Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 354756Generated: October 29, 2026

Diethylaminoethyl chloride → 5-(o-chlorophenyl)-1,3-dihydro-3,3-dimethyl-7-nitro-2H-1,4-benzodiazepin-2-one

https://huagongshe.com/reaction/354756

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethylaminoethyl chlorideHCID 13364—
Reactant5-(o-chlorophenyl)-1-(2-diethylaminoethyl)-1,3-dihydro-3,3-dimethyl-7-nitro-2H-1,4-benzodiazepin-2-oneHCID 20506148—
Reactant5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-7-nitro-2H-1,4-benzodiazepin-2-oneHCID 20506156—
SolventDiethylether hexaneHCID 21584099—
Product5-(o-chlorophenyl)-1,3-dihydro-3,3-dimethyl-7-nitro-2H-1,4-benzodiazepin-2-oneHCID 20506168—

Reaction Steps

From 25 g (0.073 mol) of 5-(o-chlorophenyl)-1,3-dihydro-3,3-dimethyl-7-nitro-2H-1,4-benzodiazepin-2-one and 2-diethylaminoethyl chloride there is obtained, in analogy to the details in paragraph (c) of Example 1, with a reaction period of 60 hours, 5-(o-chlorophenyl)-1,3-dihyro-1-(2-diethylaminoethyl)-3,3-dimethyl-7-nitro-2H-1,4-benzodiazepin-2-one of melting point 109° (ether/n-hexane).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04377522
Source datasetuspto-grants-1983_03
ORD IDord-6b67598530524fdabc37056985f36d87
Source noteuspto-grants-1983_03