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Diss Factsheets

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Data from secondary source
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
other:

Data source

Reference
Reference Type:
other: MSDS
Title:
Unnamed
Year:
2010

Materials and methods

Principles of method if other than guideline:
Unknown

Test material

Constituent 1
Chemical structure
Reference substance name:
17α-hydroxy-2-(hydroxymethylene)pregn-4-en-20-yn-3-one
EC Number:
220-513-5
EC Name:
17α-hydroxy-2-(hydroxymethylene)pregn-4-en-20-yn-3-one
Cas Number:
2787-02-2
Molecular formula:
C22H28O3
IUPAC Name:
(1S,3aS,3bR,8Z,9aR,9bS,11aS)-1-ethynyl-1-hydroxy-8-(hydroxymethylidene)-9a,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-7-one
Constituent 2
Reference substance name:
Ethinylandrostenone
IUPAC Name:
Ethinylandrostenone

Results and discussion

Melting / freezing pointopen allclose all
Melting / freezing pt.:
187 °C
Remarks on result:
other: Melting point on the crude material
Melting / freezing pt.:
194 °C
Remarks on result:
other: Melting point of the pure material

Applicant's summary and conclusion

Conclusions:
The pure substance has a melting point of 194°C