Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Methylhydrazine | HCID 6061 | — |
| Reactant | HCID 22286604 | HCID 22286604 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | HCID 22286203 | HCID 22286203 | 46.1% |
Reaction Steps
2-(2,2,5,5-tetramethyl-[1,3]dioxolan-4-ylmethoxy)-isoindole-1,3-dione (0.158 g, 0.52 mmol) was dissolved in dichloromethane (3 mL), cooled to 0° C., and charged with methylhydrazine (30 μL, 0.57 mmol). The ice bath was removed and the reaction was allowed to stir at ambient temperature for 1 hour. The reaction mixture was diluted with diethylether and the solids were filtered off and filtrate concentrated in vacuo to afford O-(2,2,5,5-tetramethyl-[1,3]dioxolan4-ylmethyl)-hydroxylamine as a yellow oil (0.042 g, 46%). 1H NMR (400 MHz; DMSO-d6) δ 6.06 (bs, 2H), 3.84-3.87 (m, 1H), 3.50-3.59 (m, 2H), 1.26 (s, 3H), 1.19 (s, 3H), 1.16 (s, 3H), 0.94 (s, 3H); MS (APCI+)=176.9.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US06960614B2 |
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| Source dataset | uspto-grants-2005_11 |
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| ORD ID | ord-c6700580744d482dbecac0a67ad580c6 |
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| Source note | uspto-grants-2005_11 |
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