Geranyl phthalate is a nearly odorless fixative ester used historically to slow the evaporation of more volatile florals. On a blotter it reads as very faint, with a barely perceptible soft rosy-geranium whisper if anything at all.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 600.
Colorless viscous oil.
Insoluble in water, soluble in alcohol and oils.
Practically odorless when pure.
The author is of the opinion that this material, probably developed in an attempt to make a fixative with a mild, universally applicable odor, is of very little value as a perfume material.
Produced from phthalic anhydride and geraniol with a catalyst.