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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
phototransformation in air
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: scientifically acceptable method

Data source

Reference
Reference Type:
other: model calculation report
Title:
Unnamed
Year:
2011

Materials and methods

Test guideline
Qualifier:
no guideline required
Principles of method if other than guideline:
model calculation
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Tetrahydro-1,3-dimethyl-1H-pyrimidin-2-one
EC Number:
230-625-6
EC Name:
Tetrahydro-1,3-dimethyl-1H-pyrimidin-2-one
Cas Number:
7226-23-5
Molecular formula:
C6H12N2O
IUPAC Name:
tetrahydro-1,3-dimethyl-1H-pyrimidin-2-one

Study design

Details on test conditions:
Sensitiser (for indirect photolysis): OH
Sensitiser concentration: 500000

Results and discussion

% Degradation
% Degr.:
50
Sampling time:
9.2 h

Any other information on results incl. tables

Rate constant (for indirect photolysis): = 13.95E-12 cm³/(molecule*sec)
Degradation in % (for indirect photolysis): = 50 after 9.2 hours day(s)

Applicant's summary and conclusion