Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Bromine | HCID 24408 | — |
| Reactant | HCID 18379842 | HCID 18379842 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Product | HCID 178507333 | HCID 178507333 | 86% |
Reaction Steps
To a solution of 1.1 g (3.7 mmol) of 2-diphenylmethyl-5-aminobenzimidazole in 50 ml of AcOH was added 0.07 ml (1.3 mmol) of Br2 dropwise and resulting reaction mixture was stirred for 1 h at 25° C. Reaction mixture was concentrated in vacuo and purified on silica gel column chromatography (5% MeOH/EtOAC) to yield 0.42 g (1.1 mmol, 86%) of the desired product.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US06316637B1 |
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| Source dataset | uspto-grants-2001_11 |
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| ORD ID | ord-740b9e26ce6442d1a17b8887f070d033 |
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| Source note | uspto-grants-2001_11 |
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