1-Oxo-1H-2-benzothiopyran-3-carboxylic acid
IDENTITY
REACTIONS
uspto-grants-1977_07 · 10.6084/m9.figshare.5104873.v1 · US04036964
uspto-grants-1977_04 · 10.6084/m9.figshare.5104873.v1 · US04018891
uspto-grants-1976_08 · 10.6084/m9.figshare.5104873.v1 · US03975535
uspto-grants-1976_06 · 10.6084/m9.figshare.5104873.v1 · US03960892