Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Phototransformation in air

Currently viewing:

Administrative data

Endpoint:
phototransformation in air
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
secondary literature

Data source

Reference
Reference Type:
secondary source
Title:
Einstufungsbegruendung TA Luft der Abt. UCV (19.11.1991)
Author:
Hoechst AG
Year:
1991
Bibliographic source:
(cited in IUCLID (2000). IUCLID Dataset "o-phenylenediamine" (February 19)).

Materials and methods

Principles of method if other than guideline:
(calculated): Atkinson, 1988

Test material

Constituent 1
Chemical structure
Reference substance name:
o-phenylenediamine
EC Number:
202-430-6
EC Name:
o-phenylenediamine
Cas Number:
95-54-5
Molecular formula:
C6H8N2
IUPAC Name:
benzene-1,2-diamine

Results and discussion

Any other information on results incl. tables

Rate constant (for indirect photolysis): ca. 0.0000000002 cm³/(molecule*sec)
Degradation in % (for indirect photolysis): 50 after 0.1 day(s) The method used is a standard calculation method used universally.

Applicant's summary and conclusion

Conclusions:
50% degradation after 0.1 day(s)