HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2240044Generated: November 1, 2026
Hydrochloric Acid → HCID 178527281, compound
https://huagongshe.com/reaction/2240044
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Sodium Bicarbonate | HCID 516892 | — |
| Reactant | Sodium Nitrite | HCID 23668193 | — |
| Reactant | 4-(4-Chloro-butoxy)-2-(naphthalene-1-sulfonylmethyl)-phenyl amine | HCID 68679455 | — |
| Solvent | Water | HCID 962 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | HCID 178527281 | HCID 178527281 | — |
Reaction Steps
A mixture of 4-(4-chloro-butoxy)-2-(naphthalene-1-sulfonylmethyl)-phenyl amine (1.54 g, 3.8 mmoles) in THF (7 mL), and 4M HCl (15 mL) was stirred in a round bottom flask, under nitrogen, at 3° C. A solution of sodium nitrite (0.34 g, 4.0 mmoles) in H2O (1 mL) was added dropwise. The reaction mixture was poured into a cold solution of saturated sodium bicarbonate (100 mL) and extracted with EtOAc. Compound was dried over Na2SO4, and concentrated under vacuum to afford the title compound as an off white solid (1.55 g, 3.75 mmoles).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07723329B2 |
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| Source dataset | uspto-grants-2010_05 |
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| ORD ID | ord-ef5564165797474c90f774c6920f7dc9 |
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| Source note | uspto-grants-2010_05 |
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