FIELD: chemistry.
SUBSTANCE: invention relates to a novel compound - N'-(1-methylethylidene)heptadecafluorooctyl carboxamidrazone of formula 
which can be used as material of a standard sample of a composition for quantitative determination of fluorine in organic compounds using a spectrophotometric method. The invention relates to a method of producing N'-(1-methylethylidene)heptadecafluorooctyl carboxamidrazone of formula (1) and an intermediate compound, heptadecafluorooctyl carboxamidrazone of formula 
used in synthesis thereof.
EFFECT: high efficiency of using the compound.
3 cl, 2 tbl, 1 ex
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