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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Scientifically acceptable calculation
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: Epiwin calculation
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Principles of method if other than guideline:
SRC AOP v1.92
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
1,2,3,4-tetrahydroisoquinoline
EC Number:
202-050-0
EC Name:
1,2,3,4-tetrahydroisoquinoline
Cas Number:
91-21-4
Molecular formula:
C9H11N
IUPAC Name:
1,2,3,4-tetrahydroisoquinoline

Study design

Estimation method (if used):
PHOTOCHEMICAL REACTION WITH OH RADICALS
- Concentration of OH radicals: 500000 molecule/cm³
- Degradation rate constant: 0.0000000000894219 cm³/molecule-sec
- Temperature for which rate constant was calculated: 25 °C
- Calculated t 1/2 is based on a 24 h day

Results and discussion

Dissipation half-life of parent compound
DT50:
4.306 h

Applicant's summary and conclusion