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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 200-821-6 | CAS number: 74-90-8
Water solubility
Administrative data
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Reputable handbook of values for physical - chemical properties. Limited data is provided on methodology. Klimisch 2
Data source
Reference
- Reference Type:
- review article or handbook
- Title:
- Cyano compounds, inorganic
- Author:
- Gail E, Gos S, Kulzer R, Lorösach J, Rubo A, Sauer M.
- Year:
- 2 000
- Bibliographic source:
- Ullmannn's Encyclopedia of Industrial Chemistry, Sixth Edition, VCH-Verlag, Weinheim, Germany, pp 159-189
Materials and methods
Test guideline
- Qualifier:
- no guideline required
- Principles of method if other than guideline:
- This data is obtained from a reputable handbook of values for physical - chemical properties. Methodology was not specified, but it is assumed to be based on methods found in existing guidelines. Current experience with handling this substance indicates that this data is valid.
- Type of method:
- other: Handbook data; method not described
Test material
- Reference substance name:
- Hydrogen cyanide
- EC Number:
- 200-821-6
- EC Name:
- Hydrogen cyanide
- Cas Number:
- 74-90-8
- Molecular formula:
- CHN
- IUPAC Name:
- hydrogen cyanide
Constituent 1
Results and discussion
Water solubility
- Water solubility:
- >= 100 vol%
- Temp.:
- 20 °C
- pH:
- ca. 7
- Details on results:
- No limit. Miscible in all ratios.
Applicant's summary and conclusion
- Conclusions:
- Interpretation of results (migrated information): very soluble (> 10000 mg/L)
According to Ullmann's Encyclopedia of Industrial Chemistry the water solubility of HCN is miscible in all proportions. No Limit (miscible in all ratios). - Executive summary:
The water solubility of HCN is very high; it is miscible in all proportions. No Limit (miscible in all ratios).
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