HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1989261Generated: October 30, 2026
Hydrochloric Acid → 3-bromo-N-(2-hydroxy-1,1-dimethylethyl)benzenesulfonamide
https://huagongshe.com/reaction/1989261
Participants
| Role | Name | HCID | Charge |
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| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 2-Amino-2-methyl-1-propanol | HCID 11807 | — |
| Reactant | m-Bromobenzenesulphonyl chloride | HCID 17943 | — |
| Solvent | Ethyl Acetate | HCID 8857 | — |
| Solvent | 1,4-Dioxane | HCID 31275 | — |
| Product | 3-bromo-N-(2-hydroxy-1,1-dimethylethyl)benzenesulfonamide | HCID 43501900 | — |
Reaction Steps
To a solution of commercially available 2-amino-2-methyl-1-propanol (8.91 g, 100 mmol) in dioxane (20 mL) at 5° C. was added commercially available 3-bromobenzenesulfonyl chloride (2.88 mL, 20 mmol) and the mixture was vigorously stirred at 23° C. for 1 h. Poured into 1 N HCl, diluted with EtOAc, separated phases, washed organic layer with brine, dried over Na2SO4. Removal of the solvent in vacuum left the title compound as a white solid (5.47 g, 89%). MS (ISN) 306.1 [(M−H)−] and 308.2 [(M+2−H)−]; mp 138° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07642264B2 |
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| Source dataset | uspto-grants-2010_01 |
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| ORD ID | ord-f4b35dd1b9c34a29bbfdf4671d03cf3f |
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| Source note | uspto-grants-2010_01 |
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