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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1831591Generated: October 30, 2026

[4-(2-Chloro-4-dimethylamino-5-fluoro-phenyl)-3-nitro-pyridin-2-yl]-(2-methoxy-1-methyl-ethyl)-amine → 4-(2-chloro-4-dimethylamino-5-fluoro-phenyl)-N2-(2-methoxy-1-methyl-ethyl)-pyridine-2,3-diamine

https://huagongshe.com/reaction/1831591

Reaction equation

Participants

RoleNameHCIDCharge
Reactant[4-(2-Chloro-4-dimethylamino-5-fluoro-phenyl)-3-nitro-pyridin-2-yl]-(2-methoxy-1-methyl-ethyl)-amineHCID 22052192—
ReactantTin dichloride dihydrateHCID 43835034—
Product4-(2-chloro-4-dimethylamino-5-fluoro-phenyl)-N2-(2-methoxy-1-methyl-ethyl)-pyridine-2,3-diamineHCID 6965815199%

Reaction Steps

[4-(2-Chloro-4-dimethylamino-5-fluoro-phenyl)-3-nitro-pyridin-2-yl]-(2-methoxy-1-methyl-ethyl)-amine (318 mg, 0.83 mmol) and SnCl2.H2O (472 mg, 2.5 mmol) were treated substantially as described in Part D of Example 74a to yield 290 mg of crude 4-(2-chloro-4-dimethylamino-5-fluoro-phenyl)-N2-(2-methoxy-1-methyl-ethyl)-pyridine-2,3-diamine: MS (EI) m/z 353.23 [(M+H)+, 100].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07067658B2
Source datasetuspto-grants-2006_06
ORD IDord-3056efa697b3460482024390443bc2cf
Source noteuspto-grants-2006_06