Registration Dossier
Registration Dossier
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EC number: 310-256-8 | CAS number: 140362-65-8 The distillate from alkali-washed naphthalene oil from high temperature coal tar having an approximate distillation range of 180°C to 220°C (356°F to 428°F). Composed primarily of naphthalene, alkylbenzenes, indene, and indan.
Partition coefficient
Administrative data
- Endpoint:
- partition coefficient
- Type of information:
- migrated information: read-across from supporting substance (structural analogue or surrogate)
- Adequacy of study:
- supporting study
- Study period:
- 2010
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: guidance followed, no GLP
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- HPLC method
- Partition coefficient type:
- octanol-water
Test material
- Reference substance name:
- Extract residues (coal tar), high-temperature, naphthalene oil alkaline, distn. overheads
- EC Number:
- 310-256-8
- EC Name:
- Extract residues (coal tar), high-temperature, naphthalene oil alkaline, distn. overheads
- Cas Number:
- 140362-65-8
- IUPAC Name:
- 1H-indene; 2,3-dihydro-1H-indene; 2-methyl-1H-indene; naphthalene
Constituent 1
Study design
- Analytical method:
- high-performance liquid chromatography
Results and discussion
Partition coefficient
- Type:
- log Pow
- Partition coefficient:
- ca. 3.39
- Temp.:
- 30 °C
- pH:
- >= 5 - <= 8
- Details on results:
- Standard deviation: 0.06
Average Partition Coefficient (n-octanol/water): 3.39 0.06
Any other information on results incl. tables
Results:
Mobile phase [Acetonitrile:water] |
Retention time [min.] |
log P (interpolated) |
1:1 |
6.57 |
3.45 |
3:2 |
4.22 |
3.40 |
2:3 |
11.4 |
3.33 |
Applicant's summary and conclusion
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.
