- Formula: CH6N2
- Molecular weight: 46.0717
- IUPAC Standard InChI:
- Download the identifier in a file.
- IUPAC Standard InChIKey: HDZGCSFEDULWCS-UHFFFAOYSA-N
- CAS Registry Number: 60-34-4
- Chemical structure:
This structure is also available as a 2d Mol file
- Other names: Methylhydrazine; Monomethylhydrazine; MMH; CH3NHNH2; Hydrazomethane; 1-Methylhydrazine; Metylohydrazyna; Rcra waste number P068; UN 1244
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Condensed phase thermochemistry data
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
|fH°liquid||54.14||kJ/mol||Cm||Cole and Gilbert, 1951||ALS|
|cH°liquid||-1305.2 ± 0.59||kJ/mol||Ccb||Aston, Rock, et al., 1952||Reanalyzed by Cox and Pilcher, 1970, Original value = -1304.20 ± 0.60 kJ/mol; ALS|
|cH°liquid||-1305.2||kJ/mol||Cm||Cole and Gilbert, 1951||ALS|
|S°liquid||165.94||J/mol*K||N/A||Aston, Fink, et al., 1951||DH|
Constant pressure heat capacity of liquid
|Cp,liquid (J/mol*K)||Temperature (K)||Reference||Comment|
|134.93||298.15||Aston, Fink, et al., 1951||T = 15 to 298 K.; DH|
Go To: Top, Condensed phase thermochemistry data, Notes
Cole and Gilbert, 1951
Cole, L.G.; Gilbert, E.C., The heats of combustion of some nitrogen compounds and the apparent energy of the N-N bond, J. Am. Chem. Soc., 1951, 73, 5423-5427. [all data]
Aston, Rock, et al., 1952
Aston, J.G.; Rock, E.J.; Isserow, S., The heats of combustion of the methyl substituted hydrazines and some observations on the burning of volatile liquids, J. Am. Chem. Soc., 1952, 74, 2484-24. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Aston, Fink, et al., 1951
Aston, J.G.; Fink, H.L.; Janz, G.J.; Russell, K.E., The heat capacity, heats of fusion and vaporization, vapor pressures, entropy and thermodynamic functions of methyl hydrazine, J. Am. Chem. Soc., 1951, 73, 1939-1943. [all data]
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions cH°liquid Enthalpy of combustion of liquid at standard conditions fH°liquid Enthalpy of formation of liquid at standard conditions
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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