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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Workers - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.035 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:
0.7 mg/m³
Modified dose descriptor starting point:
NOAEC
Value:
0.87 mg/m³
Explanation for the modification of the dose descriptor starting point:

Starting point: NOAEL (oral route, subchronic) = 0.7 mg/kg bw/day
Correction factor for differences in respiratory volume (rat/workers): 1/0.38
Correction factor for light activity at work: 6.7/10
Correction factor for difference between human and experimental exposure conditions: 7/5 (In the study, animals were exposed 7 days per week, and workers work 5 days per week).
Absorptions by inhalation and oral route are not known, therefore it was considered that oral absorption in the rat was 50% less effective than the human absorption by inhalation in accordance with ECHA Guidance.
NOAEC = NOAEL x (1/0.38) x (6.7/10) x 0.5 x 7/5 = 0.7 x (1/0.38) x (6.7/10) x 0.5 x 7/5 = 0.86

AF for dose response relationship:
1
Justification:
ECHA REACH Guidance
AF for differences in duration of exposure:
2
Justification:
Subchronic exposure to chronic exposure
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:
The key study chosen for DNEL calculation is considered as a reliable study.
AF for remaining uncertainties:
1
Justification:
Cross-reading to more studies on similar amine structures does not indicate additional concerns to be considered.
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

Workers - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.01 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:
0.7 mg/m³
Modified dose descriptor starting point:
NOAEL
Value:
0.98 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

Starting point: NOAEL (oral route, subchronic) = 0.7 mg/kg bw/day
Correction factor for difference between human and experimental exposure conditions: 7/5 (In the study, animals were exposed 7 days per week, and workers work 5 days per week).
Absorptions by dermal and oral routes are not known, therefore it was considered that oral absorption in the rat was equivalent to human absorption via the dermal route in accordance with ECHA Guidance.
NOAEL = NOAEL x 1 x 7/5 = 0.7 x 1 x 7/5 = 0.98

AF for dose response relationship:
1
Justification:
ECHA REACH Guidance
AF for differences in duration of exposure:
2
Justification:
Subchronic exposure to chronic exposure
AF for interspecies differences (allometric scaling):
4
Justification:
Rats to Humans
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:
The key study chosen for DNEL calculation is considered as a reliable study.
AF for remaining uncertainties:
1
Justification:
Cross-reading to more studies on similar amine structures does not indicate additional concerns to be considered.
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Most sensitive endpoint:
acute toxicity
Route of original study:
Dermal
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Most sensitive endpoint:
skin irritation/corrosion
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Most sensitive endpoint:
skin irritation/corrosion

Workers - Hazard for the eyes

Local effects

Hazard assessment conclusion:
low hazard (no threshold derived)

Additional information - workers

General Population - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.006 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:
0.7 mg/m³
Modified dose descriptor starting point:
NOAEC
Value:
0.3 mg/m³
Explanation for the modification of the dose descriptor starting point:

Starting point: NOAEL (oral route, subchronic) = 0.7 mg/kg bw/day
Correction factor for differences in respiratory volume (rat/general population): 1/1.15
Absorptions by inhalation and oral route are not known, therefore it was considered that oral absorption in the rat was 50% less effective than the human absorption by inhalation in accordance with ECHA Guidance.
NOAEC = NOAEL x (1/1.15) x 0.5 = 0.7 x (1/1.15) x 0.5 = 0.30

AF for dose response relationship:
1
Justification:
ECHA REACH Guidance
AF for differences in duration of exposure:
2
Justification:
Subchronic exposure to chronic exposure
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:
The key study chosen for DNEL calculation is considered as a reliable study.
AF for remaining uncertainties:
1
Justification:
Cross-reading to more studies on similar amine structures does not indicate additional concerns to be considered.
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

General Population - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.004 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):
200
Dose descriptor starting point:
NOAEL
Value:
0.7 mg/m³
Modified dose descriptor starting point:
NOAEL
Value:
0.7 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

Starting point: NOAEL (oral route, subchronic) = 0.7 mg/kg bw/day
Absorptions by dermal and oral routes are not known, therefore it was considered that oral absorption in the rat was equivalent to human absorption via the dermal route in accordance with ECHA Guidance.
NOAEL = NOAEL x 1 = 0.7 x 1 = 0.7

AF for dose response relationship:
1
Justification:
ECHA REACH Guidance
AF for differences in duration of exposure:
2
Justification:
Subchronic exposure to chronic exposure
AF for interspecies differences (allometric scaling):
4
Justification:
Rats to Humans
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:
The key study chosen for DNEL calculation is considered as a reliable study.
AF for remaining uncertainties:
1
Justification:
Cross-reading to more studies on similar amine structures does not indicate additional concerns to be considered.
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Most sensitive endpoint:
acute toxicity
Route of original study:
Dermal
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Most sensitive endpoint:
skin irritation/corrosion
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Most sensitive endpoint:
skin irritation/corrosion

General Population - Hazard via oral route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.004 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):
200
Dose descriptor starting point:
NOAEL
Value:
0.7 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

No modification of the dose descriptor starting point is required.

AF for dose response relationship:
1
Justification:
ECHA REACH Guidance
AF for differences in duration of exposure:
2
Justification:
Subchronic exposure to chronic exposure
AF for interspecies differences (allometric scaling):
4
Justification:
Rats to Humans
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:
The key study chosen for DNEL calculation is considered as a reliable study.
AF for remaining uncertainties:
1
Justification:
Cross-reading to more studies on similar amine structures does not indicate additional concerns to be considered.
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

General Population - Hazard for the eyes

Local effects

Hazard assessment conclusion:
low hazard (no threshold derived)

Additional information - General Population