HuagongsheHuagongshe Chemistry Print Report · For research reference only
diethyl 3,4-dihydro-7-[3-(4-chlorophenoxy)propoxy]-4-oxo-8-propyl-2H-1-benzopyran-2,2-dipropanoate → HCID 15157460, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | diethyl 3,4-dihydro-7-[3-(4-chlorophenoxy)propoxy]-4-oxo-8-propyl-2H-1-benzopyran-2,2-dipropanoate | HCID 15157438 | — |
| Reactant | HCID 15157459 | HCID 15157459 | — |
| Solvent | Ethyl Acetate | HCID 8857 | — |
| Product | HCID 15157460 | HCID 15157460 | 78.7% |
Reaction Steps
The title compound was prepared by the method of Example 22 substituting the title product of Example 42 (445 mg) for the title product of Example 21. Trituration with ethyl acetate produced 317 mg of the titled compound as a solid, m.p. 126.5°-127.5° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05093353 |
| Source dataset | uspto-grants-1992_03 |
| ORD ID | ord-b985bae9e7d04c2ebc76601597b6530f |
| Source note | uspto-grants-1992_03 |