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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 20647Generated: October 25, 2026

2-Chloro-6-methylaniline → 4-(2-Chloro-6-methylphenylamino)-8-(cyclopentyloxy)-7-methoxy-2H-chromen-2-one

https://huagongshe.com/reaction/20647

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-6-methylanilineHCID 6897—
Reactant4-chloro-8-(cyclopentyloxy)-7-methoxy-2H-chromen-2-oneHCID 77174794—
Product4-(2-Chloro-6-methylphenylamino)-8-(cyclopentyloxy)-7-methoxy-2H-chromen-2-oneHCID 24849517—

Reaction Steps

The title compound was prepared from 2-chloro-6-methylaniline and 4-chloro-8-(cyclopentyloxy)-7-methoxy-2H-chromen-2-one following the procedure outlined in Example 16. 1H NMR (400 MHz, DMSO-d6): δ 9.18 (s, 1H), 7.94 (d, 1H), 7.50 (dd, 1H), 7.42-7.34 (m, 2H), 7.16 (d, 1H), 4.82 (m, 1H), 4.28 (s, 1H), 3.90 (s, 3H), 2.21 (s, 3H), 1.90-1.45 (m, 8H); MS (ESI): 399.9.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07745646B2
Source datasetuspto-grants-2010_06
ORD IDord-d331dba622994f2ebe5cd5cf27577b80
Source noteuspto-grants-2010_06