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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Additional physico-chemical information

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Administrative data

Endpoint:
other: Odor threshold in air
Type of information:
experimental study
Adequacy of study:
other information
Study period:
no data
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Data from handbook or collection of data

Data source

Reference
Reference Type:
publication
Title:
Odor as an aid to chemical safety: odor thresholds compared with threshold limit values and volatilities for 214 industrial chemicals in air and water dilution
Author:
Amoore JE and Hautala E
Year:
1983
Bibliographic source:
J. Appl. Toxicol. 3, 272-290

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: no data
Principles of method if other than guideline:
no data
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
3,5,5-trimethylcyclohex-2-enone
EC Number:
201-126-0
EC Name:
3,5,5-trimethylcyclohex-2-enone
Cas Number:
78-59-1
Molecular formula:
C9H14O
IUPAC Name:
3,5,5-trimethylcyclohex-2-enone
Details on test material:
Isophorone, purity not reported

Results and discussion

Results:
Air odor threshold: 0.20 ppm (v/v) = 1.15 mg/m3

Applicant's summary and conclusion

Conclusions:
The odor threshold of isophorone in air is 1.15 mg/m3.
Executive summary:

The odor threshold of isophorone in air is 1.15 mg/m3.