HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium cyanoborohydride → Methyl 3-oxo-4-[2-(4-{[(3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-6-yl)methyl]amino}piperidin-1-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium cyanoborohydride | HCID 5003444 | — |
| Reactant | 3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehyde | HCID 21873737 | — |
| Reactant | Methyl 4-[2-(4-aminopiperidin-1-yl)ethyl]-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate | HCID 66774773 | — |
| Product | Methyl 3-oxo-4-[2-(4-{[(3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-6-yl)methyl]amino}piperidin-1-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate | HCID 15981894 | 13% |
Reaction Steps
Methyl 4-[2-(4-aminopiperidin-1-yl)ethyl]-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate (Intermediate 84), 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehyde (WO 2004/058144) and sodium cyanoborohydride were reacted as described under Example 21 to give the product as an off-white solid in 13% yield.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07875715B2 |
| Source dataset | uspto-grants-2011_01 |
| ORD ID | ord-70d946051b4748a883340add7c4e8195 |
| Source note | uspto-grants-2011_01 |