HuagongsheHuagongshe Chemistry Print Report · For research reference only
Butyl 3,7-dimethyl-8-oxoocta-2,4,6-trienoate → 9-(2,3,4,6-Tetra-methyl-phenyl)-3,7-dimethyl-nona-2,4,6,8-tetraen-1-oic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Butyl 3,7-dimethyl-8-oxoocta-2,4,6-trienoate | HCID 53845956 | — |
| Reactant | 9-(2,3,4,6-Tetramethylphenyl)-3,7-dimethyl-nona-2,4,6,8-tetraen-1-oic acid butyl ester | HCID 54530113 | — |
| Reactant | 2,3,4,6-Tetramethyl-benzyltriphenylphosphonium chloride | HCID 85840923 | — |
| Product | 9-(2,3,4,6-Tetra-methyl-phenyl)-3,7-dimethyl-nona-2,4,6,8-tetraen-1-oic acid | HCID 53764194 | — |
Reaction Steps
By the procedure of Example 14, 9-(2,3,4,6-tetramethylphenyl)-3,7-dimethyl-nona-2,4,6,8-tetraen-1-oic acid butyl ester is manufactured from 2,3,4,6-tetramethyl-benzyltriphenylphosphonium chloride by reaction with 7-formyl-3-methyl-octa-2,4,6-trien-1-oic acid butyl ester. From this product, there is produced by the procedure of Example 15 9-(2,3,4,6-tetra-methyl-phenyl)-3,7-dimethyl-nona-2,4,6,8-tetraen-1-oic acid of melting point 201°-202° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04224244 |
| Source dataset | uspto-grants-1980_09 |
| ORD ID | ord-a7fb2599614540a9b1567e5781607467 |
| Source note | uspto-grants-1980_09 |