HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium Carbonate → tert-Butyl 4-[({5-[4-(methylsulfonyl)phenyl]pyrimidin-2-yl}oxy)methyl]piperidine-1-carboxylate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium Carbonate | HCID 10340 | — |
| Reactant | 4-(Methanesulfonyl)phenylboronic acid | HCID 2734364 | — |
| Reactant | Tert-butyl 4-{[(5-bromopyrimidin-2-yl)oxy]methyl}piperidine-1-carboxylate | HCID 59718897 | — |
| Catalyst | HCID 178418397 | HCID 178418397 | — |
| Solvent | 1,2-Dimethoxyethane | HCID 8071 | — |
| Product | tert-Butyl 4-[({5-[4-(methylsulfonyl)phenyl]pyrimidin-2-yl}oxy)methyl]piperidine-1-carboxylate | HCID 24748707 | 94.2% |
Reaction Steps
The title compound (0.51 g, 94%) was prepared as a white solid from [4-(methylsulfonyl)phenyl]boronic acid (0.30 g, 1.45 mmol), 1,1-dimethylethyl 4-{[(5-bromo-2-pyrimidinyl)oxy]methyl}-1-piperidinecarboxylate (0.45 g, 1.21 mmol), 2M Na2CO3 (7 mL) and Pd(PPh3)4 (15 mg, 0.013 mmol) in DME (7 mL) in a manner similar to Example 1, Step 1. 1H NMR (400 MHz, CD3OD): δ 8.92 (s, 2H), 8.06 (d, 2H, J=8.3 Hz), 7.92 (d, 2H, J=8.5 Hz), 4.33 (d, 2H, J=6.6 Hz), 4.20-4.10 (m, 2H), 3.15 (s, 3H), 2.90-2.70 (m, 2H), 2.15-2.00 (m, 1H), 1.90-1.80 (m, 2H), 1.45 (s, 9H), 1.35-1.25 (m, 2H); LRMS (ESI), m/z 448 (M+H).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08101634B2 |
| Source dataset | uspto-grants-2012_01 |
| ORD ID | ord-dc075f91b3c6486aa462f2577aa6939c |
| Source note | uspto-grants-2012_01 |