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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
other: SNIF
Title:
Unnamed
Year:
2021

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 D (Ready Biodegradability: Closed Bottle Test)
Qualifier:
according to guideline
Guideline:
EU Method C.6 (Degradation: Chemical Oxygen Demand)
GLP compliance:
yes

Test material

1
Chemical structure
Reference substance name:
Potassium sodium 6,13-dichloro-3,10-bis{2-[4-[3-(2-hydroxysulphonyloxyethanesulfonyl)phenylamino]-6-(2,5-disulfonatophenylamino)-1,3,5-triazin-2-ylamino]ethylamino}benzo[5,6][1,4]oxazino[2,3-b]phenoxazine-4,11-disulfonate
EC Number:
414-100-0
EC Name:
Potassium sodium 6,13-dichloro-3,10-bis{2-[4-[3-(2-hydroxysulphonyloxyethanesulfonyl)phenylamino]-6-(2,5-disulfonatophenylamino)-1,3,5-triazin-2-ylamino]ethylamino}benzo[5,6][1,4]oxazino[2,3-b]phenoxazine-4,11-disulfonate
Cas Number:
154336-20-6
Molecular formula:
C56H42Cl2K4N16Na4O32S10
IUPAC Name:
potassium sodium 6,13-dichloro-3,10-bis{2-[4-[3-(2-hydroxysulphonyloxyethanesulfonyl)phenylamino]-6-(2,5-disulfonatophenylamino)-1,3,5-triazin-2-ylamino]ethylamino}benzo[5,6][1,4]oxazino[2,3-b]phenoxazine-4,11-disulfonate

Study design

Inoculum or test system:
other: migration from SNIF
Reference substance
Reference substance:
benzoic acid, sodium salt

Results and discussion

% Degradation
Parameter:
other: migration from SNIF
Value:
0
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
0 % degradation after 6 d,
0 % degradation after 11 d,
0 % degradation after 29 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
64 % degradation after 6 d,
77 % degradation after 11 d,
93 % degradation after 29 d

Applicant's summary and conclusion

Interpretation of results:
not readily biodegradable