Rule C-985 (Compounds Containing a N-CO-N-N or More Complex Group)

Compounds Containing a N-CO-N-N or More Complex Group

Rule C-985

985.1 - (a) The following sulfur analogues of the preceding compounds are named and numbered as shown:

Thiosemicarbazide

Thiocarbonohydrazide

Thiocarbazone

Thiocarbodiazone

(b) The derived radicals are named by changing the final "e" to "o"

(c) Selenium analogues are named similarly, by use of "seleno-" in place of "thio-".

(d) Numbering of these compounds and radicals, and formation of names of derivatives, are carried out as indicated for the oxygen compounds .

Examples to Rule C-985.1

1-Ethyl-3-thiocarbonohydrazide

Acetophenone selenosemicarbazone

See Recommendations'93 Table 31(a)

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