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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 204-809-1 | CAS number: 126-86-3
Other distribution data
Administrative data
- Endpoint:
- other distribution data
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- key study
- Study period:
- 2001
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: estimated according to EC Directive 92/69/EEC and Regulation EC/440/2008 guideline methods. US EPA (2007) Estimation Program Interface (EPI) Suite version 3.05. United States Environmental Protection
Data source
Reference
- Reference Type:
- other company data
- Title:
- Unnamed
- Year:
- 2 001
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: EPIWIN V3.05 LEV3EPI Fugacity Model
- Principles of method if other than guideline:
- Method: other
- GLP compliance:
- not specified
- Type of study:
- volatility
Test material
- Reference substance name:
- 2,4,7,9-tetramethyldec-5-yne-4,7-diol
- EC Number:
- 204-809-1
- EC Name:
- 2,4,7,9-tetramethyldec-5-yne-4,7-diol
- Cas Number:
- 126-86-3
- Molecular formula:
- C14 H26 O2
- IUPAC Name:
- 2,4,7,9-tetramethyldec-5-yne-4,7-diol
Constituent 1
Results and discussion
Any other information on results incl. tables
RS-Freetext:
Level III Fugacity Model (Full-Output):
==============================================
Chem Name: 5-Decyne-4,7-diol, 2,4,7,9-tetramethyl-
Molecular Wt: 226.36
Henry's LC: 8.58e-007 atm-m3/mole (calc VP/Wsol)
Vapor Press: 0.0049 mm Hg (user-entered)
Liquid VP: 0.00959 mm Hg (super-cooled)
Melting Pt.: 54.5 deg C (user-entered)
Log Kow: 2.8 (user-entered)
Soil Koc: 259 (calc by model)
Concentration Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.425 6.04 1000
Water 31.8 900 1000
Soil 67.4 900 1000
Sediment 0.383 3.6e+003 0
Fugacity Reaction Advection Reaction
Advection
(atm) (kg/hr) (kg/hr) (percent)
(percent)
Air 8.53e-012 907 79.1 30.2 2.64
Water 1.12e-011 456 592 15.2 19.7
Soil 4.05e-011 964 0 32.1 0
Sediment 9.37e-012 1.37 0.142 0.0457 0.00475
Persistence Time: 620 hr
Reaction Time: 798 hr
Advection Time: 2.77e+003 hr
Percent Reacted: 77.6
Percent Advected: 22.4
Half-Lives (hr), (based upon Biowin (Ultimate) and Aopwin):
Air: 6.039
Water: 900
Soil: 900
Sediment: 3600
Biowin estimate: 2.275 (weeks-months)
Advection Times (hr):
Air: 100
Water: 1000
Sediment: 5e+004
Applicant's summary and conclusion
- Conclusions:
- Soil Koc: 259 (calc by model)
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.
