Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Dichloromethane | HCID 6344 | — |
| Reactant | Choline, hydroxide | HCID 31255 | — |
| Reactant | SR142948A | HCID 5311451 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | HCID 131721313 | HCID 131721313 | — |
Reaction Steps
A solution of 1 ml of DCM containing 0.05 g of the compound obtained in EXAMPLE 1' and 0.025 ml of a 45% solution of choline hydroxide in MeOH are left stirring for 15 minutes at 35° C., and the mixture is then concentrated under vacuum. The residue is triturated in 5 ml of ether and the precipitate formed is drained. 0.03 g of the expected product is obtained, m.p.=150° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|
| Patent number | US05936123 |
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| Source dataset | uspto-grants-1999_08 |
|---|
| ORD ID | ord-9348e1d2441b48f08d0fd5887e685e03 |
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| Source note | uspto-grants-1999_08 |
|---|
