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EC number: 239-888-1 | CAS number: 15790-07-5 This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 15985:1.
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Hydrolysis
Administrative data
Link to relevant study record(s)
- Endpoint:
- hydrolysis
- Type of information:
- (Q)SAR
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification
- Justification for type of information:
- The supporting QMRF report has been attached
- Qualifier:
- according to guideline
- Guideline:
- other: as mentioned below
- Principles of method if other than guideline:
- The data is predicted using the OECD QSAR toolbox version 3.3 with logKow as the primary descriptor.
- GLP compliance:
- not specified
- Specific details on test material used for the study:
- - Name of test material (IUPAC name): aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex
- Molecular formula: C16H9AlN2O7S2
- Molecular weight: 432.368 g/mol
- Smiles notation: c12c(cc(S(=O)(=O)[O-])cc2)ccc(c1\N=N\c1ccc(S(=O)(=O)[O-])cc1)[O-].[Al+3]
- InChl: 1S/C16H12N2O7S2.Al/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22;/h1-9,19H,(H,20,21,22)(H,23,24,25);/q;+3/p-3/b18-17+;
- Substance type: Organic
- Physical state: Solid - Radiolabelling:
- not specified
- Analytical monitoring:
- not specified
- Positive controls:
- not specified
- Negative controls:
- not specified
- Transformation products:
- not specified
- Key result
- DT50:
- 159.484 d
- Type:
- other: estimated data
- Remarks on result:
- other: Other details not known
- Details on results:
- According to the results of this study, the test subnstance can be considered as stable at pH 7 and pH 9. At pH4, the substance is hydrolytically unstable. Acetone and methyl mercaptan were identified as decomposition products.
The evaluation of the half - Validity criteria fulfilled:
- not specified
- Conclusions:
- The estimated half-life of aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex was estimated to be 159.48 days, indicating that it is not hydrolysable.
- Executive summary:
Hydrolysis of chemical aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex (CAS no. 15790 -07 -5) is predicted using OECD QSAR toolbox version 3.3 with logKow as the primary descriptor. The estimated half-life of aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex was estimated to be 159.48 days, indicating that it is not hydrolysable.
Reference
Estimation
method: Takes average value from the 5 nearest neighbours
Domain logical expression:Result: In Domain
(((((((((((((("a"
or "b" or "c" )
and "d" )
and "e" )
and "f" )
and ("g"
and (
not "h")
)
)
and "i" )
and "j" )
and "k" )
and "l" )
and "m" )
and ("n"
and (
not "o")
)
)
and ("p"
and (
not "q")
)
)
and "r" )
and ("s"
and "t" )
)
Domain
logical expression index: "a"
Referential
boundary: The
target chemical should be classified as Acid moiety OR Not classified OR
Phenols by Aquatic toxicity classification by ECOSAR ONLY
Domain
logical expression index: "b"
Referential
boundary: The
target chemical should be classified as Non binder, non cyclic structure
OR Strong binder, OH group by Estrogen Receptor Binding ONLY
Domain
logical expression index: "c"
Referential
boundary: The
target chemical should be classified as Cation OR Mixture by Substance
Type ONLY
Domain
logical expression index: "d"
Referential
boundary: The
target chemical should be classified as Not calculated by Hydrolysis
half-life (Ka, pH 7)(Hydrowin) ONLY
Domain
logical expression index: "e"
Referential
boundary: The
target chemical should be classified as Not calculated by Hydrolysis
half-life (Kb, pH 7)(Hydrowin) ONLY
Domain
logical expression index: "f"
Referential
boundary: The
target chemical should be classified as Not calculated by Hydrolysis
half-life (pH 6.5-7.4) ONLY
Domain
logical expression index: "g"
Referential
boundary: The
target chemical should be classified as No alert found by Protein
binding by OASIS v1.3
Domain
logical expression index: "h"
Referential
boundary: The
target chemical should be classified as Acylation OR Acylation >> Ester
aminolysis OR Acylation >> Ester aminolysis >> Amides OR Acylation >>
Ester aminolysis >> Dithiocarbamates OR Michael Addition OR Michael
Addition >> Michael addition on conjugated systems with electron
withdrawing group OR Michael Addition >> Michael addition on conjugated
systems with electron withdrawing group >> alpha,beta-Carbonyl compounds
with polarized double bonds OR Michael Addition >> Polarised Azo
compounds OR Michael Addition >> Polarised Azo compounds >>
Azocarbonamides OR Nucleophilic addition OR Nucleophilic addition >>
Addition to carbon-hetero double bonds OR Nucleophilic addition >>
Addition to carbon-hetero double bonds >> Ketones OR Radical reactions
OR Radical reactions >> Free radical formation OR Radical reactions >>
Free radical formation >> Hydroperoxides OR Radical reactions >> Free
radical formation >> Organic peroxy compounds OR Schiff base formation
OR Schiff base formation >> Schiff base formation with carbonyl
compounds OR Schiff base formation >> Schiff base formation with
carbonyl compounds >> Aldehydes OR SN2 OR SN2 >> Interchange reaction
with sulphur containing compounds OR SN2 >> Interchange reaction with
sulphur containing compounds >> Thiols and disulfide compounds OR
SNVinyl OR SNVinyl >> SNVinyl at a vinylic (sp2) carbon atom OR SNVinyl
>> SNVinyl at a vinylic (sp2) carbon atom >> Vinyl type compounds with
electron withdrawing groups by Protein binding by OASIS v1.3
Domain
logical expression index: "i"
Referential
boundary: The
target chemical should be classified as Does NOT Biodegrade Fast AND Not
calculated by Biodeg probability (Biowin 1) ONLY
Domain
logical expression index: "j"
Referential
boundary: The
target chemical should be classified as Does NOT Biodegrade Fast AND Not
calculated by Biodeg probability (Biowin 2) ONLY
Domain
logical expression index: "k"
Referential
boundary: The
target chemical should be classified as Does NOT Biodegrade Fast AND Not
calculated by Biodeg probability (Biowin 5) ONLY
Domain
logical expression index: "l"
Referential
boundary: The
target chemical should be classified as Does NOT Biodegrade Fast AND Not
calculated by Biodeg probability (Biowin 7) ONLY
Domain
logical expression index: "m"
Referential
boundary: The
target chemical should be classified as Not calculated AND weeks -
months by Biodeg ultimate (Biowin 3) ONLY
Domain
logical expression index: "n"
Referential
boundary: The
target chemical should be classified as Non binder, non cyclic structure
AND Strong binder, OH group by Estrogen Receptor Binding
Domain
logical expression index: "o"
Referential
boundary: The
target chemical should be classified as Non binder, MW>500 by Estrogen
Receptor Binding
Domain
logical expression index: "p"
Referential
boundary: The
target chemical should be classified as No alert found by
Carcinogenicity (genotox and nongenotox) alerts by ISS
Domain
logical expression index: "q"
Referential
boundary: The
target chemical should be classified as alpha,beta-unsaturated aliphatic
alkoxy group (Genotox) OR Structural alert for genotoxic carcinogenicity
by Carcinogenicity (genotox and nongenotox) alerts by ISS
Domain
logical expression index: "r"
Referential
boundary: The
target chemical should be classified as Bioavailable by Lipinski Rule
Oasis ONLY
Domain
logical expression index: "s"
Parametric
boundary:The
target chemical should have a value of Molecular weight which is >= 136
Da
Domain
logical expression index: "t"
Parametric
boundary:The
target chemical should have a value of Molecular weight which is <= 281
Da
Description of key information
Hydrolysis of chemical aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex (CAS no. 15790 -07 -5) is predicted using OECD QSAR toolbox version 3.3 (2017) with logKow as the primary descriptor. The estimated half-life of aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex was estimated to be 159.48 days, indicating that it is not hydrolysable.
Key value for chemical safety assessment
- Half-life for hydrolysis:
- 159.48 d
Additional information
Hydrolysis of chemical aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex (CAS no. 15790 -07 -5) is predicted using OECD QSAR toolbox version 3.3 (2017) with logKow as the primary descriptor. The estimated half-life of aluminium, 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid complex was estimated to be 159.48 days, indicating that it is not hydrolysable.
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