Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Monitoring data

Currently viewing:

Administrative data

Endpoint:
monitoring data
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given

Data source

Reference
Title:
No information
Author:
Henriks-Eckerman M-L, Vaelimaa J, Rosenberg C, Peltonen K, Engstroem K (2002). Expsure to airborne isocyanates and other thermal degradation products at polyurethane-processing workplaces. J. Environ. Monit. 4, 717-721.

Materials and methods

Principles of method if other than guideline:
LC/UV
Type of measurement:
concentration at contaminated site
Media:
air

Test material

Constituent 1
Chemical structure
Reference substance name:
4,4'-methylenedicyclohexyl diisocyanate
EC Number:
225-863-2
EC Name:
4,4'-methylenedicyclohexyl diisocyanate
Cas Number:
5124-30-1
Molecular formula:
C15H22N2O2
IUPAC Name:
1,1'-methylenebis(4-isocyanatocyclohexane)

Results and discussion

Any other information on results incl. tables

RS-Freetext:
Traces of 4,4'-methylenedicyclohexyl diisocyanate (up to 2 µg/m3) were  detected as a thermolytic degradation product during joint welding of  polyurethane floor covering in a small room without ventilation in a car  repair shop

Applicant's summary and conclusion