Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: GLP complicance, not OECD guideline

Data source

Reference
Reference Type:
other: inquiry result from ECHA
Title:
Unnamed
Year:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: 92/69/EWG, A.4 (Dampfdruckwaage) "ENGLISH" 92/69/EEC, A.4 (vapour pressure balance)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
1-(2-hydroxyethyl)-1H-pyrazol-4,5-diyldiammoniumsulfate
EC Number:
429-300-3
EC Name:
1-(2-hydroxyethyl)-1H-pyrazol-4,5-diyldiammoniumsulfate
Cas Number:
155601-30-2
Molecular formula:
C5H12N4O5S
IUPAC Name:
1-(2-hydroxyethyl)-1H-pyrazol-4,5-diyldiammoniumsulfate

Results and discussion

Vapour pressureopen allclose all
Temp.:
90 °C
Vapour pressure:
0.003 Pa
Remarks on result:
other: Second vapour pressure
Temp.:
20 °C
Vapour pressure:
0 Pa
Remarks on result:
other: Estimated vapour pressure value.

Any other information on results incl. tables

0.13 Pa at 150.2 °C

Applicant's summary and conclusion