Patent · US Active

Crystal form of 4-isopropylphenyl glucitol compound and process for production thereof

US8822674B2 · kind B2 · utility

5Cited by
1References
6Claims
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Key dates

Filing dateAug 19, 2011
Grant dateSep 2, 2014
Priority date
Expiry dateSep 11, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H1/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A highly stable crystal of (1S)-1,5-anhydro-1-[5-(4-{(1E)-4-[(1-{[2-(dimethylamino)ethyl]amino}-2-methyl-1-oxopropan-2-yl)amino]-3,3-dimethyl-4-oxobut-1-en-1-yl}benzyl)-2-methoxy-4-(propan-2-yl)phenyl]-D-glucitol, and a process for producing the crystal are provided. Specifically, an ethanolate having the following physical properties, and a plurality of other crystal forms transformed from the ethanolate are provided:

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