Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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: 202-288-5 | CAS number: 93-92-5
Toxicological information
Toxicological Summary
Administrative data
Workers - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 5.29 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 25
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 132.24 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 10.58 mg/m³
- Most sensitive endpoint:
- acute toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 12.5
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 132.24 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Local effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 13.22 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 10
- Dose descriptor:
- NOAEC
- Value:
- 132.24 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 26.45 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 5
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEC
- Value:
- 132.24 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Workers - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.5 mg/kg bw/day
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 100
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Value:
- 150 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 3 mg/kg bw/day
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 50
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Value:
- 150 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Local effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 3.75 mg/cm²
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 40
- Dose descriptor:
- NOAEC
- Value:
- 65.2 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 7.5 mg/cm²
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 20
- Dose descriptor starting point:
- NOAEC
- Value:
- 65.2 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Workers - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- no hazard identified
Additional information - workers
General Population - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.3 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 50
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 65.2 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- Default (DNEL calculator)
- AF for differences in duration of exposure:
- 2
- Justification:
- Default (DNEL calculator)
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- Default (DNEL calculator)
- AF for other interspecies differences:
- 2.5
- Justification:
- Default (DNEL calculator)
- AF for intraspecies differences:
- 10
- Justification:
- Default (DNEL calculator)
- AF for the quality of the whole database:
- 1
- Justification:
- Default (DNEL calculator)
- AF for remaining uncertainties:
- 1
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 2.61 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 25
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 65.2 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
Local effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 3.26 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 20
- Dose descriptor:
- NOAEC
- Value:
- 65.2 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 6.52 mg/m³
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 10
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEC
- Value:
- 65.2 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
General Population - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.75 mg/kg bw/day
- Most sensitive endpoint:
- developmental toxicity / teratogenicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 200
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 6
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.5 mg/kg bw/day
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 100
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Value:
- 150 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Local effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.88 mg/cm²
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 80
- Dose descriptor:
- NOAEC
- Value:
- 65.2 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 3.75 mg/cm²
- Most sensitive endpoint:
- repeated dose toxicity
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 40
- Dose descriptor starting point:
- NOAEC
- Value:
- 65.2 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 1
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
General Population - Hazard via oral route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.75 mg/kg bw/day
- Most sensitive endpoint:
- developmental toxicity / teratogenicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 200
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Value:
- 150 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for differences in duration of exposure:
- 2
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.5 mg/kg bw/day
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 100
- DNEL extrapolated from long term DNEL
- Dose descriptor starting point:
- NOAEL
- Value:
- 150 mg/kg bw/day
- Value:
- 150 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Lowest NOAEL
- AF for dose response relationship:
- 1
- Justification:
- ECHA REACH Guidance
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA REACH Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA REACH Guidance
- AF for intraspecies differences:
- 10
- Justification:
- ECHA REACH Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA REACH Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA REACH Guidance
General Population - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- no hazard identified
Additional information - General Population
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.
