HuagongsheHuagongshe Chemistry Print Report · For research reference only
tert-Butyl chloroacetate → tert-butyl 3(S)-benzyloxycarbonylamino-4-oxo-2,3,4,5-tetrahydro-1,5-benzoxazepine-5-acetate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | tert-Butyl chloroacetate | HCID 66052 | — |
| Reactant | 3(S)-benzyloxycarbonylamino-2,3,4,5-tetrahydro-1,5-benzoxazepine-4-one | HCID 18599718 | — |
| Product | tert-butyl 3(S)-benzyloxycarbonylamino-4-oxo-2,3,4,5-tetrahydro-1,5-benzoxazepine-5-acetate | HCID 70045024 | 96.4% |
Reaction Steps
3(S)-Benzyloxycarbonylamino-2,3,4,5-tetrahydro-1,5-benzoxazepine-4-one (1.9 g) obtained in Example 14 is reacted with 1.1 g of tert-butyl chloroacetate in a manner similar to that of Example 4 to give 2.5 g of tert-butyl 3(S)-benzyloxycarbonylamino-4-oxo-2,3,4,5-tetrahydro-1,5-benzoxazepine-5-acetate as a pale yellow oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04548932 |
| Source dataset | uspto-grants-1985_10 |
| ORD ID | ord-ac0c8fd7bb6642a48091e177c034f6f0 |
| Source note | uspto-grants-1985_10 |