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EC number: 282-810-6 | CAS number: 84434-11-7
- 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:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2004
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.7 (Degradation: Abiotic Degradation: Hydrolysis as a Function of pH)
- Version / remarks:
- (Directive 92/69/EEC, C.7)
- GLP compliance:
- yes (incl. QA statement)
- Radiolabelling:
- no
- Analytical monitoring:
- yes
- Buffers:
- Demineralized water (Milli-Q system)
buffer pH 4.0 (Bemd Kraft GmbH ; citric acid, sodium chloride, sodium hydroxide)
buffer pH 7.0 (Bernd Kraft GmbH ; phosphate mixture)
buffer pH 9.0 (Riedel de Haën; sodium borate, hydrochloric acid)
acetonitrile (Riedel-de Haën)
buffer pH = 4 (GKA reference material A 21491041LC_824)
buffer pH = 10 (GKA reference material A 22571031LC_824) for testing of pH meter. - Transformation products:
- not measured
- pH:
- 4
- Temp.:
- 70 °C
- DT50:
- 158 h
- Type:
- (pseudo-)first order (= half-life)
- pH:
- 7
- Temp.:
- 30 °C
- DT50:
- 114 h
- Type:
- (pseudo-)first order (= half-life)
- pH:
- 9
- Temp.:
- 50 °C
- DT50:
- < 2.4 h
- Type:
- (pseudo-)first order (= half-life)
- Validity criteria fulfilled:
- not specified
- Conclusions:
- The substance was found to be stable at pH 4 and 7, respectively, but hydrolyses at pH 9 with a half-life below 2.4 hours at 50°C.
Reference
Description of key information
The study was conducted to recognised testing guidelines, and with GLP certification.
Key value for chemical safety assessment
- Half-life for hydrolysis:
- 158 h
- at the temperature of:
- 70 °C
Additional information
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