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Environmental fate & pathways

Henry's Law constant

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Administrative data

Endpoint:
Henry's law constant
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Acceptable calculation method using measured physical chemical properties

Data source

Reference
Reference Type:
other: REACH Guidance
Title:
Chapter R.16: Environmental Exposure Estimation
Author:
ECHA
Year:
2008
Bibliographic source:
Guidance on Information, Requirements, and Chemical Safety Assessment

Materials and methods

Principles of method if other than guideline:
Calculated using physico-chemico properties in CSR section 1.3 using EQUATION R.16-10 (HENRY = (VP*MW/Solubility) in the REACH guidance R.16.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Dimethyl ether
EC Number:
204-065-8
EC Name:
Dimethyl ether
Cas Number:
115-10-6
Molecular formula:
C2H6O
IUPAC Name:
dimethyl ether

Results and discussion

Henry's Law constant H
H:
518.6 other: Pa m3/mol (This value indicates that the test substance would readily volatilise from water and is unlikely to repartition to water)

Applicant's summary and conclusion