HuagongsheHuagongshe Chemistry Print Report · For research reference only
(2-Cyclopentyloxy-5-oxo-tetrahydro-furan-3-yl)-carbamic acid allyl ester → (2-(4-Acetylamino-3-chloro-benzoylamino)-propionyl]-pyrrolidine-2-carboxylic acid (2-cyclopentyloxy-5-oxo-tetrahydro-furan-3-yl)-amide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | (2-Cyclopentyloxy-5-oxo-tetrahydro-furan-3-yl)-carbamic acid allyl ester | HCID 18465755 | — |
| Reactant | 1-[2-(4-Amino-3-chloro-benzoylamino)-propionyl]-pyrrolidine-2-carboxylic acid (5-oxo-2-phenethyloxy-tetrahydro-furan-3-yl)-amide | HCID 22977512 | — |
| Product | (2-(4-Acetylamino-3-chloro-benzoylamino)-propionyl]-pyrrolidine-2-carboxylic acid (2-cyclopentyloxy-5-oxo-tetrahydro-furan-3-yl)-amide | HCID 22977477 | 69% |
Reaction Steps
Prepared from 97b and (2-cyclopentyloxy-5-oxo-tetrahydro-furan-3-yl)-carbamic acid allyl ester according to the procedure used to prepare 98a to afford 215 mg of title compound (69% yield). 1H-NMR (500 MHz, 1:1 CDCl3:CD3OD) δ 1.35-1.90 (m, 11H), 1.90-2.35 (m, 4H), 2.24 (s, 3H), 2.40-3.10 (m, 2H), 3.50-3.95 (m, 3H), 4.15-4.90 (m, 3H), 5.44 (s, 0.55H), 5.56 (s, 0.15H), 5.64 (d, 0.22H), 5.71 (d, 0.08H), 7.70-8.25 (m, 3H). Analytical HPLC: 12.13 min. LC-MS (ES+): m/e=549.2 (M+H+).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06531474B1 |
| Source dataset | uspto-grants-2003_03 |
| ORD ID | ord-37f9306463544e84aa529232f0300b2a |
| Source note | uspto-grants-2003_03 |