HuagongsheHuagongshe Chemistry Print Report · For research reference only
Acetone → 5,11-Dihydro-11-[[2-[3-(dimethylamino)propyl]-1-piperidinyl]carbonyl]-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Acetone | HCID 180 | — |
| Reactant | Ammonia | HCID 222 | — |
| Reactant | 11-chlorocarbonyl-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one | HCID 11043962 | — |
| Reactant | HCID 15057318 | HCID 15057318 | — |
| Solvent | Ethyl Acetate | HCID 8857 | — |
| Solvent | Dichloromethane cyclohexane methanol | HCID 69163855 | — |
| Product | 5,11-Dihydro-11-[[2-[3-(dimethylamino)propyl]-1-piperidinyl]carbonyl]-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one | HCID 14369626 | 51% |
Reaction Steps
Prepared analogously to Example 4 from 11-(chlorocarbonyl)-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one and 2-[3-(dimethylamino)propyl]piperidine in a yield of 51% of theory. Colourless crystals, m.p. 142°-144° C. (from acetone and ethyl acetate), Rf 0.7 (Macherey-Nagel, Polygram® SIL G/UV254, pre-coated plastic sheets for TLC; eluant: dichloromethane/cyclohexane/methanol/conc. ammonia 68/15/15/2, v/v/v/v)
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04931436 |
| Source dataset | uspto-grants-1990_06 |
| ORD ID | ord-ddc32a3088fe48c48cea4a273e5f7d13 |
| Source note | uspto-grants-1990_06 |