Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
The value is taken from the Merck Index (peer reviewed data cited in HSDB, but the method was not described).

Data source

Reference
Reference Type:
publication
Title:
none
Author:
O'Neil MJ, Smith A, Heckelman PE et al
Year:
2001
Bibliographic source:
The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals. 13th Edition, Whitehouse Station, NJ: Merck and Co., Inc., p. 571

Materials and methods

Principles of method if other than guideline:
method not indicated
Type of method:
other: The value is taken from the Merck Index (peer reviewed data cited in HSDB, but the method was not described).

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N-dimethylhydrazine
EC Number:
200-316-0
EC Name:
N,N-dimethylhydrazine
Cas Number:
57-14-7
Molecular formula:
C2H8N2
IUPAC Name:
1,1-dimethylhydrazine

Results and discussion

Melting / freezing point
Melting / freezing pt.:
-58 °C

Applicant's summary and conclusion

Conclusions:
MP/FP = -58°C
Executive summary:

Melting/freezing point is -58°C, according to Merck Index and as quoted by HSDB and ChemIDPlus databases.