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Registration Dossier
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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 202-551-4 | CAS number: 97-00-7
- 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
![](https://echa.europa.eu/o/diss-blank-theme/images/factsheets/A-REACH/factsheet/print_toxicological-information.png)
Dermal absorption
Administrative data
- Endpoint:
- dermal absorption in vitro / ex vivo
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Study period:
- 1975
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Methods described only in summary; no specific data for DNCB, no data for individual samples
Data source
Reference
- Reference Type:
- publication
- Title:
- Percutaneous absorption: On the relevance of in vitro data
- Author:
- Franz, T. J.
- Year:
- 1 975
- Bibliographic source:
- J. Invest. Dermatology 64: 190-195 (1975)
Materials and methods
Test guideline
- Qualifier:
- no guideline required
- Principles of method if other than guideline:
- Absorption through human skin in vitro using 14C labelled material, determination of total absorption
- GLP compliance:
- not specified
Test material
- Reference substance name:
- 1-chloro-2,4-dinitrobenzene
- EC Number:
- 202-551-4
- EC Name:
- 1-chloro-2,4-dinitrobenzene
- Cas Number:
- 97-00-7
- Molecular formula:
- C6H3ClN2O4
- IUPAC Name:
- 1-chloro-2,4-dinitrobenzene
- Details on test material:
- no data
Constituent 1
- Radiolabelling:
- yes
- Remarks:
- 14 C
Test animals
- Species:
- human
- Sex:
- not specified
Administration / exposure
- Type of coverage:
- open
- Vehicle:
- acetone
- Duration of exposure:
- 60 h
- Doses:
- no exact data; 4 - 40 µg per skin sample
- No. of animals per group:
- not applicable
- Control animals:
- no
- Remarks:
- not applicable
Results and discussion
Percutaneous absorption
- Dose:
- see above
- Parameter:
- percentage
- Absorption:
- ca. 53 %
- Remarks on result:
- other: no data
- Remarks:
- no exact dose reported
- Conversion factor human vs. animal skin:
- human skin used
Any other information on results incl. tables
results are reported only as summary, no individual data
Applicant's summary and conclusion
- Conclusions:
- DNCB is absorbed readily through human skin in vitro.
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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