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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
26 March 2010 - 05 July 2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: This study has been performed according to OECD and EC guidelines and according to GLP principles.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling point/boiling range)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
4-methyloxazole-5-carbonitrile
EC Number:
213-709-7
EC Name:
4-methyloxazole-5-carbonitrile
Cas Number:
1003-52-7
Molecular formula:
C5H4N2O
IUPAC Name:
4-methyl-1,3-oxazole-5-carbonitrile
Details on test material:

Name of test material (as cited in study report): CMO
Molecular formula: C5H4N2O
Molecular weight: 108.1
Substance type: Clear colourless liquid
Physical state: liquid
Analytical purity: 99.9%
Impurities (identity and concentrations): -
Composition of test material, percentage of components: -
Isomers composition: -
Purity test date: -
Lot/batch No.: 485
Expiration date of the lot/batch: 04 December 2010
Stability under storage conditions: stable
Storage condition of test material: In refrigerator (2-8°C) in the dark under nitrogen
Other: Hygroscopic

Results and discussion

Boiling point
Boiling pt.:
162 °C
Atm. press.:
1 018 hPa

Applicant's summary and conclusion

Conclusions:
The boiling temperature of CMO was determined using DSC.

The boiling temperature of the test substance is: 162 °C
The atmospheric pressure was 1018 ± 1 hPa.