HuagongsheHuagongshe Chemistry Print Report · For research reference only
O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate → HCID 178454217, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate | HCID 2733207 | — |
| Reactant | 3(R)-t-butoxycarbonylamino-N-(2,2-dimethyl-1(S)-methylcarbamoylpropyl)succinamic acid benzyl ester | HCID 53706532 | — |
| Reactant | HCID 178418316 | HCID 178418316 | — |
| Product | HCID 178454217 | HCID 178454217 | 92% |
Reaction Steps
According to the procedure described in Example 1(b) for the preparation of 3(R)-t-butoxycarbonylamino-N-(2,2-dimethyl-1(S)-(methylcarbamoyl)propyl)succinamic acid benzyl ester, N-t-butoxycarbonyl-D-aspartic acid β-benzyl ester and L-histidinol dihydrochloride were coupled with TBTU to furnish 410 mg (92%) of 3(R)-(t-butoxycarbonylamino)-N-[2-hydroxy-1(S)-[(1H-imidazol-4-yl)methyl]ethyl]succinamic acid benzyl ester as a solid which was used without further purification.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06306892B1 |
| Source dataset | uspto-grants-2001_10 |
| ORD ID | ord-65c88c8a6ae0433cb74feac7634179eb |
| Source note | uspto-grants-2001_10 |