HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → HCID 19822284, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Sulfolane | HCID 31347 | — |
| Reactant | Thiourea | HCID 2723790 | — |
| Reactant | HCID 19822256 | HCID 19822256 | — |
| Solvent | 2-Methoxyethanol | HCID 8019 | — |
| Product | HCID 19822284 | HCID 19822284 | — |
Reaction Steps
the procedure described in Example 3 was repeated, but using 2,4 g of ethyl 3-[3-(6-acetoxy-7-t-butyl-2-methyl-4-oxochroman-2-ylmethoxy) -4-methylphenyl]-2-chloropropionate (prepared as described in Preparation 42), 0.7 g of thiourea, 5 ml of sulfolane, 10 ml of 2N aqueous hydrochloric acid and 15 ml of ethylene glycol monomethyl ether, to give the title compound.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05104888 |
| Source dataset | uspto-grants-1992_04 |
| ORD ID | ord-0789e6a2d9bb450592484f0bbc5f8d17 |
| Source note | uspto-grants-1992_04 |