Registration Dossier
Registration Dossier
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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: 200-828-4 | CAS number: 74-99-7
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- not applicable
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
Data source
Referenceopen allclose all
- Reference Type:
- review article or handbook
- Title:
- Handbook of Chemistry and Physics, 60th ed.
- Author:
- Weast, R.C. (ed.)
- Year:
- 1 979
- Bibliographic source:
- CRC Press Inc., Boca Raton, Florida:
- Reference Type:
- other: secondary source
- Title:
- TOXNET
- Author:
- HSDB database
- Year:
- 2 007
- Bibliographic source:
- https://toxnet.nlm.nih.gov/cgi-bin/sis/search2/f?./temp/~RJJtJ1:3
Materials and methods
Test guideline
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- No details on method are provided in the handbook.
- GLP compliance:
- not specified
- Type of method:
- other: not specified
Test material
- Reference substance name:
- Propyne
- EC Number:
- 200-828-4
- EC Name:
- Propyne
- Cas Number:
- 74-99-7
- Molecular formula:
- C3H4
- IUPAC Name:
- prop-1-yne
- Test material form:
- gas
Constituent 1
- Specific details on test material used for the study:
- no details given
Results and discussion
Vapour pressure
- Key result
- Temp.:
- 25 °C
- Vapour pressure:
- 4 310 mm Hg
Applicant's summary and conclusion
- Conclusions:
- Vapour pressure of 1-Propyne = 4.31 E3 mm Hg at 25 deg.
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.
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