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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1644381Generated: October 31, 2026

Sodium cyanoborohydride → HCID 15982149, compound

https://huagongshe.com/reaction/1644381

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium cyanoborohydrideHCID 5003444—
Reactant3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehydeHCID 21873737—
ReactantHCID 66775170HCID 66775170—
ProductHCID 15982149HCID 159821498%

Reaction Steps

4-[2-(4-Aminopiperidin-1-yl)ethyl]-6-(methylsulfonyl)-2H-1,4-benzoxazin-3(4H)-one (Intermediate 99), 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehyde (WO 2004/058144) and sodium cyanoborohydride were reacted as described under Example 21 to give the product as an off-white solid in 8% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08124602B2
Source datasetuspto-grants-2012_02
ORD IDord-a93078e8a0e145e4a8b50d2190e2bd02
Source noteuspto-grants-2012_02