HuagongsheHuagongshe Chemistry Print Report · For research reference only
tert-butyl N-((2R)-1-hydroxypropan-2-yl)carbamate → (6R)-6-methyl-2-phenoxymethyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | tert-butyl N-((2R)-1-hydroxypropan-2-yl)carbamate | HCID 13200309 | — |
| Reactant | ethyl 1-{2-[(tert-butoxycarbonyl)amino]propyl}-3-(phenoxymethyl)-1H-pyrazole-5-carboxylate | HCID 67958408 | — |
| Reactant | rac-6-methyl-2-phenoxymethyl-6,7-dihydro-5H-pyrazolo[1,5-a]pyrazin-4-one | HCID 67960066 | — |
| Reactant | Rac-6-methyl-2-phenoxymethyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine | HCID 67960219 | — |
| Reactant | HCID 178469067 | HCID 178469067 | — |
| Product | (6R)-6-methyl-2-phenoxymethyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine | HCID 71009020 | — |
Reaction Steps
The compound was prepared from 5-phenoxymethyl-2H-pyrazole-3-carboxylic acid ethyl ester and (1R)-2-hydroxy-1-methyl-ethyl-carbamic acid tert-butyl ester using the methods described in the preceding examples 11 (rac-2-(2-tert-butoxycarbonylamino-propyl)-5-phenoxymethyl-2H-pyrazole-3-carboxylic acid ethyl ester), 12 (rac-6-methyl-2-phenoxymethyl-6,7-dihydro-5H-pyrazolo[1,5-a]pyrazin-4-one), and 13 (rac-6-methyl-2-phenoxymethyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08703946B2 |
| Source dataset | uspto-grants-2014_04 |
| ORD ID | ord-5e12c608be6041f5837c686930d9eaf0 |
| Source note | uspto-grants-2014_04 |