Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Beryllium acetate, basic

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Condensed phase thermochemistry data

Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
514.6298.85Momotani, Seki, et al., 1955T = 273 to 370 K. Unsmoothed experimental datum.
553.1298.95Jaffray, 1947T = 297 to 332 K. Unsmoothed experimental datum.

Phase change data

Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple421.KN/AMomotani, Seki, et al., 1955, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 1. K; TRC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
115.3420.5AStephenson and Malanowski, 1987Based on data from 390. - 451. K.; AC

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
315.crystaline, IIcrystaline, IMomotani, Seki, et al., 1955Lambda type transition at 315 K. Transitions also indicated at 305, 350 and 398 K.; DH

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
27.196421.crystaline, IliquidMomotani, Seki, et al., 1955DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
48.5421.crystaline, IliquidMomotani, Seki, et al., 1955DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin ORMSBG, 13(9)491(1978); V. A. SIPACHEV ET AL
NIST MS number 65700

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Momotani, Seki, et al., 1955
Momotani, M.; Seki, S.; Chihara, H.; Suga, H., Polymorphic phase transition of beryllium oxyacetate Be4O(CH3CO2)6, Bull. Chem. Soc. Japan, 1955, 28, 325-330. [all data]

Jaffray, 1947
Jaffray, J., L'anomalie de chaleur specifique presentee par les cristaux d'acetate basique de glucinium, aux environs de 40°C, Comp. rend., 1947, 225, 106-107. [all data]

Momotani, Seki, et al., 1955, 2
Momotani, M.; Seki, S.; Chihara, H.; Suga, H., Polymorphic phase transition of beryllium oyacetate Be4O(CH3CO2)6, Bull. Chem. Soc. Jpn., 1955, 28, 325. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References