Patent · US Active

Synthesis of intermediates in the preparation of ALK inhibitor

US9573932B2 · kind B2 · utility

3Cited by
0References
13Claims
0Family size

Inventor

Key dates

Filing dateMar 2, 2015
Grant dateFeb 21, 2017
Priority date—
Expiry dateMar 2, 2035

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D413/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present disclosure provides a method for preparing a compound of formula XVII, comprising: (1) contacting a compound of formula XIV with a compound of formula 3 to obtain a compound of formula 2; and (2) contacting the compound of formula 2 with a compound of formula 4 to obtain a compound of formula XVII. The method is low toxicity, cheap, easy to get, environmentally and friendly, and is economical and industrially applicable.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.