HuagongsheHuagongshe Chemistry Print Report · For research reference only
Trifluoroacetic acid → (R)-[(3S,4S)-3-(4-Benzotriazol-1-yl-piperidin-1-ylmethyl)-4-phenyl-pyrrolidin-1-yl]-cyclohexyl-acetic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Trifluoroacetic acid | HCID 6422 | — |
| Reactant | Anisole | HCID 7519 | — |
| Reactant | 1-(Piperidin-4-yl)-1H-benzotriazole--hydrogen chloride (1/1) | HCID 2779380 | — |
| Reactant | alpha-(R)-(3-(R)-formyl-4-(S)-phenylpyrrolidin-1-yl)-cyclohexaneacetic acid 4-methoxybenzyl ester | HCID 53654320 | — |
| Solvent | Formic Acid | HCID 284 | — |
| Product | (R)-[(3S,4S)-3-(4-Benzotriazol-1-yl-piperidin-1-ylmethyl)-4-phenyl-pyrrolidin-1-yl]-cyclohexyl-acetic acid | HCID 20664159 | — |
Reaction Steps
The title compound was prepared from 4-benzotriazol-1-yl-piperidine HCl salt and of α-(R)-(3-(R)-formyl-4-(S)-phenylpyrrolidin-1-yl)-cyclohexaneacetic acid, 4-methoxybenzyl ester (prepared above as Aldehyde 5) using procedures analogous to those described in Example 89 Steps C and D except TFA and anisole were used in place of formic acid in Example 89, Step D. ESI-MS 502 (M+1); HPLC A: 2.02 min.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06248755B1 |
| Source dataset | uspto-grants-2001_06 |
| ORD ID | ord-c3f925de28c54f7ba739f167d6c4d037 |
| Source note | uspto-grants-2001_06 |