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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2351421Generated: October 30, 2026

Methane → (+)-9-Chloro-11-[[[2-[2-[(diethylamino)methyl]-piperidin-1-yl]ethyl]amino]carbonyl]-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one

https://huagongshe.com/reaction/2351421

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethaneHCID 297—
ReactantHydrochloric AcidHCID 313—
Reactant9-Chloro-11-(chlorocarbonyl)-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-oneHCID 14209976—
Reactant2-[2-[(Diethylamino)methyl]piperidin-1-yl]ethanamineHCID 14210000—
SolventAcetonitrileHCID 6342—
Product(+)-9-Chloro-11-[[[2-[2-[(diethylamino)methyl]-piperidin-1-yl]ethyl]amino]carbonyl]-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-oneHCID 1421004450%

Reaction Steps

Prepared analogously to Example 2 from 9-chloro-11-(chlorocarbonyl)-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one and (+)-2-[2-[(diethylamino)methyl]-piperidin-1-yl]ethanamine in a yield of 50% of theory. Colourless crystals, m.p. 169°-170° C. (from acetonitrile, using activated charcoal); [α]D20 =+11.88° (dilute hydrochloric acid).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04873236
Source datasetuspto-grants-1989_10
ORD IDord-b459965570564ae5a9db003fb8c7670d
Source noteuspto-grants-1989_10