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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
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EC number: 204-846-3 | CAS number: 127-51-5
- 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
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Hydrolysis
Administrative data
Link to relevant study record(s)
- Endpoint:
- hydrolysis
- Type of information:
- calculation (if not (Q)SAR)
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- secondary literature
- Justification for type of information:
- Data is from secondary source
- Qualifier:
- according to guideline
- Guideline:
- other: as mentioned below
- Principles of method if other than guideline:
- Estimation of hydrolysis half-life of test chemical in river and lake water using the Bond SAR method.
- GLP compliance:
- not specified
- Radiolabelling:
- not specified
- Analytical monitoring:
- not specified
- Estimation method (if used):
- Bond SAR method
- Positive controls:
- not specified
- Negative controls:
- not specified
- Transformation products:
- not specified
- Key result
- DT50:
- 8.655 h
- Remarks on result:
- other: in river water
- Key result
- DT50:
- 168.9 h
- Remarks on result:
- other: in lake water, half-life: 168.9 hrs (7 days)
- Details on results:
- The half-life of test chemical in river and lake water was estimated to be 8.655 hrs and 168.9 hrs (7 days), respectively.
- Validity criteria fulfilled:
- not specified
- Conclusions:
- The half-life value of test chemical in river and lake water was estimated to be 8.655 hrs and 168.9 hrs (7 days), respectively. Thus based on the value, test chemical is considered to undergoe moderate to slow hydrolysis in water.
- Executive summary:
The half-life of the test chemical was estimatedusing the Bond SAR method.The half-life value of test chemical in river and lake water was estimated to be 8.655 hrs and 168.9 hrs (7 days), respectively. Thus based on the value, test chemical is considered to undergoe moderate to slow hydrolysis in water.
Reference
Description of key information
The half-life of the test chemical was estimatedusing the Bond SAR method (secondary source, 2017).The half-life value of test chemical in river and lake water was estimated to be 8.655 hrs and 168.9 hrs (7 days), respectively. Thus based on the value, test chemical is considered to undergoe moderate to slow hydrolysis in water.
Key value for chemical safety assessment
- Half-life for hydrolysis:
- 7 d
- at the temperature of:
- 25 °C
Additional information
The half-life of the test chemical was estimatedusing the Bond SAR method (secondary source, 2017).The half-life value of test chemical in river and lake water was estimated to be 8.655 hrs and 168.9 hrs (7 days), respectively. Thus based on the value, test chemical is considered to undergoe moderate to slow hydrolysis in water.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
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