HuagongsheHuagongshe Chemistry Print Report · For research reference only
N,N-Diethylethylenediamine → 4-(5-Bromo-imidazo[1,2-a]pyrazin-8-ylamino)-N-(2-diethylamino-ethyl)-benzamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | N,N-Diethylethylenediamine | HCID 60993 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1) | HCID 9886157 | — |
| Reactant | 4-(5-Bromoimidazo[1,2-a]pyrazin-8-ylamino) benzoic acid | HCID 58228829 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | 4-(5-Bromo-imidazo[1,2-a]pyrazin-8-ylamino)-N-(2-diethylamino-ethyl)-benzamide | HCID 59023045 | 69% |
Reaction Steps
In the same way as described in for Compound 90, step 3, using 4-(5-bromo-imidazo[1,2-a]pyrazin-8-ylamino)-benzoic acid (0.593 g 1.78 mmol), N,N diethylethane-1,2-diamine (0.30 mL, 2.14 mmol), DIPEA (0.48 mL, 2.68 mmol), O-(7-azabenzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium hexafluorophosphate (0.68 g, 1.78 mmol) in DMF. The title compound (0.53 g, 69%) is obtained after purification by silica gel column chromatography eluting with DCM followed by 95:5 DCM:NH3 (7M in MeOH). LCMS: Rt 2.21 min (96%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07893058B2 |
| Source dataset | uspto-grants-2011_02 |
| ORD ID | ord-57a24cae4a294e33a0015915a66d7203 |
| Source note | uspto-grants-2011_02 |