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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 79345Generated: October 29, 2026

Formaldehyde → HCID 67261567, compound

https://huagongshe.com/reaction/79345

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
ReactantSodium triacetoxyborohydrideHCID 5049666—
ReactantHCID 67260811HCID 67260811—
SolventMethanolHCID 887—
ProductHCID 67261567HCID 6726156777.7%

Reaction Steps

To N-(3-ethyl-1-((6-(((2R,3S)-3-hydroxypyrrolidin-2-yl)methoxy)pyridin-2-yl)methyl)-1H-indazol-4-yl)imidazo[1,2-a]pyridine-3-carboxamide (5 mg, 0.0098 mmol; prepared as in Example 36) in MeOH (1 mL) was added HCHO as a 35% aqueous solution (16 mg, 0.20 mmol) and NaBH(OAc)3 (10 mg, 0.049 mmol). The reaction mixture was stirred for 30 minutes, concentrated under reduced pressure and purified by silica gel chromatography (DCM/MeOH/NH4OH 10:1:0.1) to provide the final product (4 mg). MS (ES+APCI) m/z=526 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08841455B2
Source datasetuspto-grants-2014_09
ORD IDord-2c7faf0d20554584a4e7f629fc45cf6f
Source noteuspto-grants-2014_09