Ionone and the woody-violet synthetics, 1893

It is the line of descent the same review follows to Iso E Super.

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The record

Each field carries its evidence: open a chip for the source, the quoted words and the confidence. A field with nothing behind it says so and stays empty.

Date

1893 (year)

documented

Thus, the category of synthetic ionone (30) and woody smelling compounds was born in 1893

ISO-2 · Stepanyuk A, Kirschning A · read 2026-09-30

confidence A

Label

documented (a source states it)

house label

the house’s own reading, labelled as such

one of the four labels of the Reconstruction Lab (A §6.4), chosen from what the cited source itself says

confidence B

Kind

synthesis

house classification

the house’s own reading, labelled as such

the house’s grouping of events for the timeline

confidence B

What happened

Work on the violet odour of orris leads to ionone, and a category of synthetic ionone and woody-smelling compounds begins.

documented

Thus, the category of synthetic ionone (30) and woody smelling compounds was born in 1893

ISO-2 · Stepanyuk A, Kirschning A · read 2026-09-30

confidence A

Place

not on record

not on record

no place on record for this event

Teaching accords

• A woody-ambery

Sources

1. ISO-2 · Stepanyuk A, Kirschning A. Synthetic terpenoids in the world of fragrances: Iso E Super® is the showcase. Beilstein J Org Chem. 2019;15:2590–2602. doi.org/10.3762/bjoc.15.252 · read 2026-09-30 · CC BY 4.0

These records are published under CC BY 4.0.

this record as data: /data/event/ionone-1893.json · version 1 · updated 2026-09-30 · confidence A