HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 225673Generated: October 29, 2026
Benzhydrylamine → HCID 57753282, compound
https://huagongshe.com/reaction/225673
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Benzhydrylamine | HCID 7036 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | Methanesulfonic acid 4-fluoro-5-iodo-2-methanesulfonyloxymethyl-benzyl ester | HCID 57753243 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | HCID 57753282 | HCID 57753282 | 55% |
Reaction Steps
To a mixture of 5.93 mmol methanesulfonic acid 4-fluoro-5-iodo-2-methanesulfonyloxymethyl-benzyl ester and 14.8 mmol N,N-diisopropylethylamine in 7 ml DMF at 0° C. was added dropwise a solution of 6.53 mmol diphenylmethylamine in 5 ml DMF. The mixture was heated at 60° C. for 16 h and was then cooled to room temperature and partitioned between ethyl acetate and water. The organic phase was washed sequentially with water and brine, dried over sodium sulfate, and concentrated in vacuo. The residue was purified by chromatography on silica gel (eluant: ethyl acetate/heptane) to afford the title compound as a light yellow solid (55% yield).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07557114B2 |
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| Source dataset | uspto-grants-2009_07 |
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| ORD ID | ord-65d2e6a29b844812a90a65c83445e2d3 |
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| Source note | uspto-grants-2009_07 |
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