HuagongsheHuagongshe Chemistry Print Report · For research reference only
Methylamine → 4-(3-Chloro-2-fluoroanilino)-7-methoxy-6-{[(2S)-1-(N-methylaminoacetyl)pyrrolidin-2-yl]methoxy}quinazoline
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Methylamine | HCID 6329 | — |
| Reactant | 4-(3-chloro-2-fluoroanilino)-7-methoxy-6-{[(2S)-1-(chloroacetyl)pyrrolidin-2-yl]methoxy}quinazoline | HCID 68520143 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 4-(3-Chloro-2-fluoroanilino)-7-methoxy-6-{[(2S)-1-(N-methylaminoacetyl)pyrrolidin-2-yl]methoxy}quinazoline | HCID 10027834 | 47% |
Reaction Steps
Using a procedure similar to that described for the synthesis Example 43, 4-(3-chloro-2-fluoroanilino)-7-methoxy-6-{[(2S)-1-(chloracetyl)pyrrolidin-2-yl]methoxy}quinazoline (0.28 g; prepared as described in Example 43, preparation of starting materials) was reacted with 33% methylamine in ethanol (5 ml) to give the title product as a foam (0.131 g, 47%); 1H NMR Spectrum: (CDCl3) 1.91-2.22 (m, 4H), 2.22 (s, 3H), 2.70-2.90 (m, 1H), 3.28-3.40 (m, 2H), 3.44-3.54 (m, 2H), 3.97-4.09 (m, 4H), 4.47-4.51 (d, 1H), 4.60-4.66 (t, 1H), 7.06-7.20 (m, 2H), 7.24 (s, 1H), 8.07-8.13 (m, 1H), 8.57-8.70 (m, 3H); Mass Spectrum: (M−H)− 472.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08399667B2 |
| Source dataset | uspto-grants-2013_03 |
| ORD ID | ord-ab8e6eb24ab54fff851a9d4cddb48a72 |
| Source note | uspto-grants-2013_03 |