HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Methyl-3-phenylisoxazole-4-carboxylic acid → HCID 57123262, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Methyl-3-phenylisoxazole-4-carboxylic acid | HCID 14343 | — |
| Reactant | (3S,4R)-4-amino-3-hydroxy-2,2-dimethyl-chroman-6-carbonitrile | HCID 10943936 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | HCID 57123262 | HCID 57123262 | — |
Reaction Steps
The title compound was prepared from (3S-trans)-4-amino-3,4-dihydro-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile (the title B compound of Example 1) and 5-methyl-3-phenylisoxazole-4-carboxlic acid by the same method as described for the title compound of Example 2 to afford a white solid, m.p. 235°-236° C. [α]D =-29.6° (c=0.46, MeOH).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05453421 |
| Source dataset | uspto-grants-1995_09 |
| ORD ID | ord-76406577384d4faaa52bafe35bc0c136 |
| Source note | uspto-grants-1995_09 |