Description: 546 organic compounds -- part of the class 532-570 series / 546 organic compounds -- part of the class 532-570 series/() organic compounds (class 532, subclass 1) () heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or nitrogen as the only ring hetero atoms (class 540, subclass 1) (1) hetero ring is six-membered consisting of one nitrogen and five carbons (2) heavy metal or aluminum containing (6) the metal is bonded directly to chalcogen which chalcogen is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
Hierarchy/Derived subclasses
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