Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Triethylamine | HCID 8471 | — |
| Reactant | Ethyl Acetate | HCID 8857 | — |
| Reactant | Triphosgene | HCID 94429 | — |
| Reactant | HCID 86751744 | HCID 86751744 | — |
| Solvent | Toluene | HCID 1140 | — |
| Product | HCID 54441608 | HCID 54441608 | — |
Reaction Steps
To a solution of 2-neopentylamino-2',5-dichlorobenzophenone ethoxycarbonyl methyl hydrazone (0.16 g) and triethylamine (90 mg) in toluene (2 ml) was added triphosgene (54 mg). The mixture was stirred for one hour at 70° C., to which was added acetic acid ethyl ester (50 ml). The mixture was washed with water and, then dried over anhydrous sodium sulfate. The solvent was then distilled off. The residue was purified by means of a silica-gel column chromatography (hexane:acetic acid ethyl ester=3:1 v/v as an eluent) to give 0.16 g of an oily compound.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US05698691 |
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| Source dataset | uspto-grants-1997_12 |
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| ORD ID | ord-4192bbd75d174baabd97ceae49e568df |
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| Source note | uspto-grants-1997_12 |
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