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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
secondary source
Title:
Dicyclohexylamine (neutral and protonated form) CAS-No. 101-83-7. Calculation of Mackay-Distribution Level I according to Mackay D., 1991.
Author:
Bayer Industry Services
Year:
2005

Materials and methods

Model:
calculation according to Mackay, Level I
Media:
other: air - biota - sediment(s) - soil - water - aerosol

Test material

Constituent 1
Chemical structure
Reference substance name:
Dicyclohexylamine
EC Number:
202-980-7
EC Name:
Dicyclohexylamine
Cas Number:
101-83-7
Molecular formula:
C12H23N
IUPAC Name:
N-cyclohexylcyclohexanamine

Results and discussion

Percent distribution in media

Air (%):
0.001
Water (%):
99.7
Soil (%):
0.144
Sediment (%):
0.145
Susp. sediment (%):
0.001
Biota (%):
0.001
Aerosol (%):
0.001

Any other information on results incl. tables

1. Based on the model calculations (Mackay level I, v 2.11) the target compartments of the environmental distribution of the neutral form of dicyclohexylamine is soil and sediment.
Water:
            19.7   %                    
Air:
                  6.8   %
Sediment:
       36.8   %
Soil:
                36.4   %
Susp. Sed.:
      0.24  %
Aerosol:
           0.0002 %
Aquatic Biota:
 0.02  %

2. Based on the model calculations (Mackay level I, v 2.11) the target compartment of the environmental distribution of the protonated form of dicyclohexylamine is water.
Water:
               99.71 %                  
Air:
                   <0.001 %
Sediment:
          0.144 %
Soil:
                   0.145 %
Susp. Sed.:
       <0.001 %
Aerosol:
            <0.001 %
Aquatic Biota:
  <0.001 %

Applicant's summary and conclusion