HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1383874Generated: October 26, 2026
Hydrochloric Acid → 1,1-Dimethylethyl N-((1S,2S)-3-chloro-2-hydroxy-1-(phenylmethyl)propyl)carbamate
https://huagongshe.com/reaction/1383874
Participants
| Role | Name | HCID | Charge |
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| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | tert-butyl N-((2S)-4-chloro-3-oxo-1-phenylbutan-2-yl)carbamate | HCID 9926241 | — |
| Reactant | Aluminum tri-iso-propoxide | HCID 16685055 | — |
| Solvent | Toluene | HCID 1140 | — |
| Product | 1,1-Dimethylethyl N-((1S,2S)-3-chloro-2-hydroxy-1-(phenylmethyl)propyl)carbamate | HCID 7146645 | — |
Reaction Steps
Triisopropoxyaluminum (200 mg, 0.98 mmol) was diluted with 6 ml of toluene. Thereto was added 285 mg (0.96 mmol) of [1(S)-benzyl-2-oxo-3-chloropropyl]carbamic acid t-butyl ester, and the mixture was stirred at 25° C. for 16 hours. After hydrolysis with 1N hydrochloric acid, the reaction mixture was extracted with ethyl acetate. The solution obtained was analyzed quantitatively by HPLC under the same conditions as used in Example 1 and the yields and selectivity were calculated.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US06255522B1 |
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| Source dataset | uspto-grants-2001_07 |
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| ORD ID | ord-70af8e39c6c441aea21ced92e0355690 |
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| Source note | uspto-grants-2001_07 |
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