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Publication of CH138490ApublicationCriticalpatent/CH138490A/de
C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
C07C309/63—Esters of sulfonic acids
C07C309/72—Esters of sulfonic acids having sulfur atoms of esterified sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
C07C309/74—Esters of sulfonic acids having sulfur atoms of esterified sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton to carbon atoms of six-membered aromatic rings being part of condensed ring systems
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CH138490D1928-09-181928-09-18Verfahren zur Herstellung eines neuen Kondensationsproduktes.
CH138490A
(de)