Oligomer of 4,4-bis(1,1,3,3-tetramethylbutyl)diphenylamine with N-(4-(2,4,4-trimethylpentan-2-yl)phenyl)naphthalen-1-amineor (according to REACH Guidance on substance identification)Reaction mass of N,N,N'-tri(4-(1,1,3,3-tetramethyl-butyl)phenyl-N'-(di(4-(1,1,3,3-tetramethylbutyl)phenyl)amino)-naphthylhydrazine, N,N,N'-tri(4-(1,1,3,3-tetramethyl-butyl)phenyl-N'-(bis-(di(4-(1,1,3,3-tetramethylbutyl)phenyl)amino))-naphthylhydrazine, N,N,N'-tri(4-(1,1,3,3-tetramethyl-butyl)phenyl-N'-(bis(N''-(4-(1,1,3,3-tetramethylbutyl)phenyl)amino)-N''-naphthyl)naphthylhydrazine, N,N,N'-tri(4-(1,1,3,3-tetramethyl-butyl)phenyl-N'-[x-(di-(4-(1,1,3,3-tetramethylbutyl)phenyl)amino-(4-(1,1,3,3-tetramethylbutyl)phenyl)-amino)naphthylamino)naphthyl-hydrazine, tetrakis 4-(1,1,3,3-tetra-Methyl-butyl)phenylhydrazine and N,N,N'-tris(4-(1,1,3,3-tetramethyl-butyl)phenyl-N'-naphthylhydrazine

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: Body responsible for the test

Title:

Unnamed

Year:

1995

Report date:

1995

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

other: 92/69/EEC, C4-C (Modified Sturm test)

GLP compliance:

yes

Test material

Test material information

Constituent 1

Reference substance name:

-

EC Number:

415-860-6

EC Name:

-

Cas Number:

68938-84-1

IUPAC Name:

1-(naphthalen-1-yl)-2,2-bis(4-octylphenyl)-1-[4-(2,4,4-trimethylpentan-2-yl)phenyl]hydrazine; 1-N-[2-({2-[bis(4-octylphenyl)amino]-4-octylphenyl}(4-octylphenyl)amino)-4-octylphenyl]-1-N-(4-octylphenyl)-4-N-[4-(2,4,4-trimethylpentan-2-yl)phenyl]naphthalene-1,4-diamine; 1-N-{2-[bis(4-octylphenyl)amino]-4-octylphenyl}-1-N-(4-octylphenyl)-4-N-[4-(2,4,4-trimethylpentan-2-yl)phenyl]naphthalene-1,4-diamine; 4-octyl-N-(4-octylphenyl)aniline; 5-[2,2-bis(4-octylphenyl)-1-[4-(2,4,4-trimethylpentan-2-yl)phenyl]hydrazin-1-yl]-1-N,1-N,3-N,3-N-tetrakis(4-octylphenyl)naphthalene-1,3-diamine; 5-[2,2-bis(4-octylphenyl)-1-[4-(2,4,4-trimethylpentan-2-yl)phenyl]hydrazin-1-yl]-N,N-bis(4-octylphenyl)naphthalen-2-amine; 5-octyl-1-N,1-N,2-N-tris(4-octylphenyl)benzene-1,2-diamine; tetrakis(4-octylphenyl)hydrazine

Study design

Reference substance

Reference substance:

other: Sodium benzoate

Results and discussion

% Degradation

Value:

ca. 5

Sampling time:

28 d

Remarks on result:

other: parameter is not mentioned in study summary

Details on results:

points of degradation plot (test substance):

0.4% degradation after 2d
2.9% degradation after 7d
3.8% degradation after 13d
4.8% degradation after 21d
5% degradation after 29d

BOD5 / COD results

Results with reference substance:

Points of degradation plot (reference substance):

40.5% degradation after 2d
80.9% degradation after 7d
90.7% degradation after 13d
93.4% degradation after 21d
94.2% degradation after 29d

Applicant's summary and conclusion

Interpretation of results:

other: not readily biodegradable