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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 528898Generated: October 27, 2026

Butanal → HCID 4254842, compound

https://huagongshe.com/reaction/528898

Reaction equation

Participants

RoleNameHCIDCharge
ReactantButanalHCID 261—
Reactant1-(1-Methyl-1H-indol-2-yl)methanamineHCID 14196946—
ProductHCID 4254842HCID 425484210.4%

Reaction Steps

Following a procedure analogous to that for the synthesis of Intermediate 137, (1-methyl-1H-indol-2-yl)methanamine (500 mg, 3.12 mmol) and butyraldehyde (310 μL, 3.43 mmol) were converted to the title compound (70 mg, 6%). 1H NMR (CDCl3) δ 7.62-7.54 (m, 1H), 7.36-7.27 (m, 1H), 7.27-7.16 (m, 1H), 7.17-7.03 (m, 1H), 6.50 (s, 1H), 4.05 (s, 2H), 3.77 (s, 3H), 2.82-2.70 (m, 2H), 1.60 (ddd, J=15.1, 7.5, 7.4 Hz, 2H), 1.45-1.16 (m, 2H), 0.96-0.87 (m, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09346795B2
Source datasetuspto-grants-2016_05
ORD IDord-e6a6ce7b62fe483987c368a85c6e6665
Source noteuspto-grants-2016_05