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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 224-909-9 | CAS number: 4548-53-2
Henry's Law constant
Administrative data
- Endpoint:
- Henry's law constant
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
Data source
Referenceopen allclose all
- Reference Type:
- other: Prediction model
- Title:
- Henry's Law Constant by EPI (Estimation Programs Interface) Suite
- Author:
- Sustainability Support Service (Europe) AB - estimated
- Year:
- 2 016
- Bibliographic source:
- Estimation Programs Interface Suite™ United States Environmental Protection Agency, Washington, DC, USA. version 4.1
- Reference Type:
- review article or handbook
- Title:
- Henry's Law Constant of the test material: 4548-53-2
- Author:
- SRC Physprop database
- Year:
- 2 016
- Bibliographic source:
- SRC (Syracuse Research Corporation) PhysProp Database
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Modeling Database
- Principles of method if other than guideline:
- EPI Suite estimation database
- GLP compliance:
- no
Test material
- Reference substance name:
- Disodium 3-[(2,4-dimethyl-5-sulphonatophenyl)azo]-4-hydroxynaphthalene-1-sulphonate
- EC Number:
- 224-909-9
- EC Name:
- Disodium 3-[(2,4-dimethyl-5-sulphonatophenyl)azo]-4-hydroxynaphthalene-1-sulphonate
- Cas Number:
- 4548-53-2
- Molecular formula:
- C18H16N2O7S2.2Na
- IUPAC Name:
- disodium 3-[(2,4-dimethyl-5-sulfonatophenyl)diazenyl]-4-hydroxynaphthalene-1-sulfonate
- Reference substance name:
- FD and C Red no 4
- IUPAC Name:
- FD and C Red no 4
- Details on test material:
- - Name of test material (as cited in study report): FD&C Red No. 4- Molecular formula (if other than submission substance): C18-H14-N2-O7-S2.2NaC18-H16-N2-O7-S2.2Na- Molecular weight (if other than submission substance): 480.4276 g/mmol- Substance type: Organic- Physical state: No data available
Constituent 1
Constituent 2
Results and discussion
Henry's Law constant H
- H:
- 0 atm m³/mol
- Temp.:
- 25 °C
- Remarks on result:
- other: 4.00E-023 atmm3/mol (4.06E-018 Pa-m3/mole)
Applicant's summary and conclusion
- Conclusions:
- The Henry's law Constant for the test material FD and C Red no 4 is estimated to be 4E-23 atmm3/mol at 25 deg C by the EPI Suite estimation program.
- Executive summary:
The Henry's law Constant for the test material FD and C Red no 4 is estimated to be 4E-23 atmm3/mol at 25 deg C by the EPI Suite estimation program.
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.
