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REACH

17-hydroxy-19-norpregn-4-ene-3,20-dione 17-acetate

EC number: 250-882-8 | CAS number: 31981-44-9

Life Cycle description
Uses advised against

Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Link to relevant study record(s)

Description of key information

In the study on ready biodegradability practically no degradation was observed within 29 days (28 days incubation). The reference substance was degraded to 92% within 29 days of incubation.

Key value for chemical safety assessment

Biodegradation in water:: under test conditions no biodegradation observed

Additional information

In accordance with the OECD 301F, gestonoronacetate is not readily biodegradable under the conditions of the test and it was not toxic to the microbes of activated sludge.

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