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Class Information
Number: 548/572
Name: 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) > Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) > Chalcogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding > The chalcogen, x, is in a -c(=x)- group (e.g., 1-phenyl -2-pyrrolidino hexanone-1, etc.) > The -c(=x)- is part of a -c(=x)x- group wherein the x's are the same or diverse chalcogens (e.g., 3-pyrrolidinemethanol propionates, etc.)
Description: Compounds wherein is part of a X group, in which the X"s are the same, or diverse chalcogens (i.e. oxygen, sulfur, selenium, or tellurium).
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