HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 42638Generated: October 29, 2026
HCID 68704968, compound → HCID 136388716, compound
https://huagongshe.com/reaction/42638
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | HCID 68704968 | HCID 68704968 | — |
| Solvent | Hydrogen Bromide | HCID 260 | — |
| Product | HCID 136388716 | HCID 136388716 | — |
Reaction Steps
A suspension of 4-(3,4-dimethoxy-5-nitrophenyl)-2-(2-(trifluoromethyl)pyridin-3-yl)pyrimidine (0.239 g, 0.59 mmol) in 48% hydrobromic acid (5 mL) was stirred at 140° C. for four hours and then allowed to cool to room temperature. The mixture was poured onto ice-water (100 mL) and the resulting filtrate was filtered off, washed with water and dried to give 3-nitro-5-(2-(2-(trifluoromethyl)pyridin-3-yl)pyrimidin-4-yl)benzene-1,2-diol, 0.201 g (90%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08536203B2 |
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| Source dataset | uspto-grants-2013_09 |
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| ORD ID | ord-7fbd9b8cd62d40bd88a3206a259a6b49 |
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| Source note | uspto-grants-2013_09 |
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