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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint:
partition coefficient
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Study period:
2008-06-23 to 2008-08-06
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7550 (Partition Coefficient, n-octanol / H2O, Shake Flask Method)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
Reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1
IUPAC Name:
Reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1
Constituent 2
Reference substance name:
Acid Yellow 42: 6375-55-9
IUPAC Name:
Acid Yellow 42: 6375-55-9
Constituent 3
Reference substance name:
Acid Black 2: Reaction product of 8005-03-6 and 68510-98-5
IUPAC Name:
Acid Black 2: Reaction product of 8005-03-6 and 68510-98-5
Constituent 4
Reference substance name:
Basic Violet 1: 8004-87-3
IUPAC Name:
Basic Violet 1: 8004-87-3
Details on test material:
- Name of test material (as cited in study report): Reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1
- Lot/batch No.: 2008041541
- Expiration date of the lot/batch: 2010-01-31
- Stability under test conditions: see expiry date
- Storage condition of test material: store cool and dry
- Analytical purity: 100 % (96.8 %; UVCB substance)

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
>= 2.86 - <= 3.84
Temp.:
25 °C

Any other information on results incl. tables

F 46 Black is a reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1. Determined logPow-values ranged from 2.86 to 3.84 with individual peaks at: Peak 1: log Pow = 2.86 +/- 0.09 (10.1 area %) Peak 2: log Pow = 3.34 +/- 0.09 (42.4 area %) Peak 3: log Pow = 3.84 +/- 0.09 (47.5 area %) (95 % confidence interval).

Applicant's summary and conclusion

Conclusions:
F 46 Black is a reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1. Determined logPow-values ranged from 2.86 to 3.84 with individual peaks at:
Peak 1: log Pow = 2.86 +/- 0.09 (10.1 area %)
Peak 2: log Pow = 3.34 +/- 0.09 (42.4 area %)
Peak 3: log Pow = 3.84 +/- 0.09 (47.5 area %)
(95 % confidence interval)
Executive summary:

F 46 Black is a reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1. Determined logPow-values ranged from 2.86 to 3.84.