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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: 203-702-7 | CAS number: 109-76-2
- 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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Skin irritation / corrosion
Administrative data
- Endpoint:
- skin irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1966
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Basic data are given
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 966
- Report date:
- 1966
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
- Deviations:
- not specified
- Principles of method if other than guideline:
- Method: BASF-test
- Exposure period was 1, 5, and 15 minutes.
- Occlusive instead of semi-occlusive dressing
- No scoring at 60 minutes, and at 48 and 72 hours is reported
- No observation up to 14 days after dosing is indicated (with respect to reversibility, etc). - GLP compliance:
- no
Test material
- Reference substance name:
- Trimethylenediamine
- EC Number:
- 203-702-7
- EC Name:
- Trimethylenediamine
- Cas Number:
- 109-76-2
- Molecular formula:
- C3H10N2
- IUPAC Name:
- propane-1,3-diamine
Constituent 1
Test animals
- Species:
- rabbit
- Strain:
- Vienna White
Test system
- Type of coverage:
- occlusive
- Preparation of test site:
- not specified
- Vehicle:
- unchanged (no vehicle)
- Controls:
- not specified
- Amount / concentration applied:
- Not indicated.
- Duration of treatment / exposure:
- 1, 5, 15 min
- Observation period:
- 24h, 8 days
- Number of animals:
- 2 per duration of exposure
- Details on study design:
- TEST SITE
- Area of exposure: 2.5 * 2.5 cm
REMOVAL OF TEST SUBSTANCE
- Washing (if done): Yes (water, sometimes with mild detergent)
SCORING SYSTEM:
Recorded scores:
N++ or N+++: Full thickness necrosis
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- other: necrosis
- Basis:
- mean
- Time point:
- other: 24h
- Remarks on result:
- other: Strong necrosis in all test groups
- Irritation parameter:
- other: necrosis
- Basis:
- mean
- Time point:
- other: 8 days
- Remarks on result:
- other: Strong necrosis in 1 and 5 min exposure groups and very strong necrosis in 15 min exposure group
Applicant's summary and conclusion
- Interpretation of results:
- Category 1B (corrosive) based on GHS criteria
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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