HuagongsheHuagongshe Chemistry Print Report · For research reference only
Triethylamine → 4-Chloromethanesulfonyloxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Triethylamine | HCID 8471 | — |
| Reactant | (Chloromethyl)sulfonyl chloride | HCID 77054 | — |
| Reactant | 4-Hydroxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone | HCID 68493222 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | 4-Chloromethanesulfonyloxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone | HCID 86628284 | 35.4% |
Reaction Steps
In a similar manner to Step 1 of Example 227, 4-hydroxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone (0.0853 g, 0.185 mmol) was dissolved in dichloromethane (3.0 mL), and the solution was treated with triethylamine (0.129 mL, 0.924 mmol) and chloromethanesulfonyl chloride (0.0490 mL, 0.554 mmol) to obtain 4-chloromethanesulfonyloxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone (0.0376 g, yield 35%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07745641B2 |
| Source dataset | uspto-grants-2010_06 |
| ORD ID | ord-a084910ef1fd4f808956bb79b7ba2588 |
| Source note | uspto-grants-2010_06 |