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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2085122Generated: October 30, 2026

Triethylamine → 8-methoxy-N,N-dimethyl-2H-chromene-3-carboxamide

https://huagongshe.com/reaction/2085122

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantDiethyl cyanophosphonateHCID 76257—
Reactant8-Methoxy-2H-chromene-3-carboxylic acidHCID 2763890—
Product8-methoxy-N,N-dimethyl-2H-chromene-3-carboxamideHCID 22729079—

Reaction Steps

By the reactions in the same manner as in Starting Material Synthesis Example 4 using 8-methoxy-2H-chromene-3-carboxylic acid (8.0 g), triethylamine (14.0 ml) and diethyl cyanophosphate (8.2 ml), the title compound (3.2 g) was obtained as a brown oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06720320B2
Source datasetuspto-grants-2004_04
ORD IDord-7206e3ed7f0d4b2da082dbc62150dafd
Source noteuspto-grants-2004_04