Synonyms:
4-hydroxypyridine-sulphonic acid ; 4-hydroxypyridine-3-sulphonic ; 4-hydroxypyridine-3-sulfonyl acid ; 4-hydroxy-3-pyridinesulfonic ; 4-hydroxypyridie-sulphonic acid ; 4-hydroxypyridie-3-sulphonic acid ; hydroxypyridinesulfonicacid ; 4-hydroxy-3-pyridinesulfonic acid ; 4-hydroxypyridine-3-sulfonic acid ; 4-pyridinol-3-sulfonic acid