Steroid carbon skeletons with unusually branched C-3 alkyl side chains in sulphur-rich sediments

Geochimica et Cosmochimica Acta

Volumn 62, Issue 7, 1998, Pages 1127-1132

  Schouten, Stefan ^a   Sephton, Sarah ^a   Baas, Marianne ^a   Sinninghe Damsté, Jaap S ^a  

^a ROYAL NETHERLANDS INSTITUTE FOR SEA RESEARCH   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

MIOCENE; SEDIMENT; STEROID CARBON SKELETON; SULPHUR;

MOROCCO; USA;

EID: 0032051469     PISSN: 00167037     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0016-7037(97)00386-4     Document Type: Article

References (29)

1. Ananthaswamy J. and Atkinson G. (1985) Thermodynamics of concentrated electrolyte mixtures. 5. A review of the thermodynamic properties of aqueous calcium chloride in the temperature range 273.15 - 373.15 K. J. Chem. Eng. Data 30, 120-128.
2. 2O above 573 K. Geochim. Cosmochim. Ada 57, 1657-1680.
3. Archer D. G. and Wang P. (1990) The dielectric constant of water and Debye-Hückel limiting law slopes. J. Phvs. Chem. Ref. Data 19, 371-411.
4. 2O(cr), and phase equilibria. J. Phys. Chem. Ref. Data 21, 793-829.
5. Bradley D. J. and Pitzer K. S. (1979) Thermodynamics of electrolytes. 12. Dielectric properties of water and Debye-Hückel parameters to 350°C and Ikbar. J. Phys. Chem. 83, 1599-1603.
6. Bradley D. J. and Pitzer K. S. (1983) Additions and corrections to: Thermodynamics of electrolytes. 12. Dielectric properties of water and Debye-Hückel parameters to 350°C and Ikbar. .J. Phvs. Chem. 87, 3798.
7. Busey R. H., Holmes H. F., and Mesmer R. E. (1984) The enthalpy of dilution of aqueous sodium chloride to 673 K using a new heat-flow and liquid-flow microcalorimeter. Excess thermodynamic properties and their pressure coefficients. J. Chem. Thermo. 16, 343.
8. 2O system. J. Chem. Sot: Faradav Trans. 75, 1745-1751.
9. Christensen J. J., Brown P. R., and Izatt R. M. (1986) An isothermal flow calorimeter for high-temperature aqueous solutions. Thermochim. Acte 99, 159-168.
10. Frantz J.D. and Marshall W.L. (1982) Electrical conductances and ionization constants of calcium chloride and magnesium chloride in aqueous solutions at temperatures to 600°C and pressures to 4000 bars. Amer. J. Sci. 282, 1666-1693.
11. Haar L., Gallagher J. S, and Kell G. S. (1984) NBS/NRC Steam Tables. Hemisphere.
12. 2O. J. Phys. Chem. Ref. Data 19, 1233-1274.
13. 2(aq) at elevated temperatures. Enthalpies of dilution, isopiestic molalities, and thermodynamic properties. J. Chem. Thermo. 26, 271-298.
14. Holmes H. F., Busey R. H., Simonson J. M., and Mesmer R. E. (1997) Aqueous solutions of the alkaline earth metal chlorides. Corrected constants for the ion interaction model. / Chem. Thermo. 29, 1363-1373.
15. 2 by an equation of state. AIChE J. 42, 585-594.
16. -1 at 298.15 and 308.15 K and at 0.1 MPa. J. Chem. Eng. Data 35, 304-309.
17. Oscarson J. L., Chen X., Gillespie S. E., and Izatt R. M. (1991) An isothermal flow calorimeter for high-temperature basic solutions. Thermochim. Ada 185, 51-61.
18. 2O to 300°C. Geochim. Cosmochim. Acta 52, 2393.
19. Phutela R. C. and Pitzer K. S. (1983) Thermodynamics of aqueous calcium chloride. J. Soin. Chem. 12, 201-207.
20. Pitzer K. S. (1973) Thermodynamics of electrolytes. I. Theoretical basis and general equations. J. Phys. Chem. 77, 268-277.
21. Pitzer K. S. (1975) Thermodynamics of electrolytes. V. Effects of higher-order electrostatic terms. J. Soin. Chem. 4, 248-265.
22. Pitzer K. S. (1983) Thermodynamics of unsymmetrical electrolyte mixtures. Enthalpy and heat capacity. J. Phys. Chem. 87. 2360-2364.
23. Pitzer K. S., Peiper J. C., and Busey R. H. (1984) Thermodynamic properties of aqueous sodium chloride solutions. J. Phys. Chem. Ref. Data 13, 1-102.
24. Pitzer K. S. (1991) Ion interaction approach: Theory and data correlation. In Activity Coefficients in Electrolyte Solutions (ed. K. S. Pitzer), 2nd ed. pp. 75-153. CRC.
25. Simonson J. M., Busey R. H., and Mesmer R. E. (1985) Enthalpies of dilution of aqueous calcium chloride to low molalities at high temperatures. J. Phys. Chem. 89, 557-560.
26. 2O system at different temperatures. Use of the Pitzer equation. Russian J. Phys. Chem. 63, 1292-1296.
27. Wang P.-M, Oakes C.S., and Pitzer K. S. (1997) Thermodynamics of aqueous mixtures of magnesium chloride with sodium chloride from 298.15 to 573.15 K. New measurements of heat of mixing and dilution. J. Chem. Eng. Data 42, 1101-1110.
28. Wood R. H. and Ghamkhar M. (1969) Heats of mixing aqueous electrolytes. VII. Calcium chloride and barium chloride with some alkali metal chlorides. J. Phys. Chem. 73, 3959-3965.
29. 2O systems at 25°C. Russian J. Phys. Chem. 39,774.