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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 255208Generated: October 29, 2026

Sodium cyanoborohydride → HCID 15983552, compound

https://huagongshe.com/reaction/255208

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium cyanoborohydrideHCID 5003444—
Reactant2,3-Dihydro[1,4]dioxino[2,3-c]pyridine-7-carbaldehydeHCID 21873668—
Reactant4-[2-(4-Aminopiperidin-1-yl)ethyl]-6-methoxy-2H-1,4-benzothiazin-3(4H)-oneHCID 66774533—
ProductHCID 15983552HCID 1598355213%

Reaction Steps

4-[2-(4-Aminopiperidin-1-yl)ethyl]-6-methoxy-2H-1,4-benzothiazin-3(4H)-one (Intermediate 50) (0.9 mmol), 2,3-dihydro[1,4]dioxino[2,3-c]pyridine-7-carbaldehyde (WO 2004/058144) (180 mg, 1.1 mmol), and sodium cyanoborohydride (110 mg, 1.76 mmol) were reacted as described under Example 21 to give 55 mg (13%) product as a dry film.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07875715B2
Source datasetuspto-grants-2011_01
ORD IDord-f547886294024b6e90aa6ddc63cdb3c9
Source noteuspto-grants-2011_01