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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1831523Generated: November 1, 2026

Sodium Dithionite → 4-(2-chloro-4-methoxy-phenyl)-N2-(1-cyclobutyl-propyl)-pyridine-2,3-diamine

https://huagongshe.com/reaction/1831523

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium DithioniteHCID 24489—
Reactant[4-(2-Chloro-4-methoxy-phenyl)-3-nitro-pyridin-2-yl]-(1-cyclobutyl-propyl)-amineHCID 22052220—
Product4-(2-chloro-4-methoxy-phenyl)-N2-(1-cyclobutyl-propyl)-pyridine-2,3-diamineHCID 69658165108.4%

Reaction Steps

[4-(2-Chloro-4-methoxy-phenyl)-3-nitro-pyridin-2-yl]-(1-cyclobutyl-propyl)-amine (0.33 g, 0.88 mmol) and Na2S2O4 (1.33 g, 7.6 mmol) were treated substantially as described in Part E of Example 9 to give 0.33 g (100%) 4-(2-chloro-4-methoxy-phenyl)-N2-(1-cyclobutyl-propyl)-pyridine-2,3-diamine: MS (AP) m/z 345.9 [(M+H)+, 100].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07067658B2
Source datasetuspto-grants-2006_06
ORD IDord-c998d6d687ec434faae778c4103825d4
Source noteuspto-grants-2006_06