HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 238405Generated: October 25, 2026
Benzenamine, 4-chloro-2-methoxy- → HCID 67176185, compound
https://huagongshe.com/reaction/238405
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Benzenamine, 4-chloro-2-methoxy- | HCID 7143 | — |
| Reactant | Benzenesulfonic acid, 4-methyl-, compd. with pyridine (1:1) | HCID 466102 | — |
| Reactant | HCID 86654216 | HCID 86654216 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | HCID 67176185 | HCID 67176185 | — |
Reaction Steps
To a solution of Intermediate C (2.5 g, 9.2 mmol) and 4-chloro-2-methoxyaniline (1.8 g, 9.2 mmol) in anhydrous EtOH (20 mL) was added PPTS (0.46 g, 0.18 mmol), and the reaction mixture was heated at 50° C. for six hours. Followed work-up procedure described in Step 1, Scheme 1 to give the desired compound, which was used in the next step without further purification.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08642628B2 |
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| Source dataset | uspto-grants-2014_02 |
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| ORD ID | ord-efb053469d454ce3aab434cc09700451 |
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| Source note | uspto-grants-2014_02 |
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