Mustard Gas

• Formula: C₄H₈Cl₂S
• Molecular weight: 159.077
• IUPAC Standard InChI: InChI=1S/C4H8Cl2S/c5-1-3-7-4-2-6/h1-4H2 Copy

  
• IUPAC Standard InChIKey: QKSKPIVNLNLAAV-UHFFFAOYSA-N Copy
• CAS Registry Number: 505-60-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Bis(2-chloroethyl) sulfide; Sulfur mustard; HD; Ethane, 1,1'-thiobis[2-chloro-; 1,1'-Thiobis(2-chloroethane); Yellow cross liquid; Kampfstoff "lost"; Yperite; 2,2'-Dichlorodiethyl sulfide; 1-Chloro-2-(β-chloroethylthio)ethane; Sulfur mustard gas; Schwefel-lost; Distilled mustard; Mustard HD; Gelbkreuz; S Lost; S Mustard; Mustard, sulfur; Mustard Vapor; Mustard; Sulfide, bis(2-chloroethyl); beta,beta'-Dichlorodiethyl sulfide; β,β'-Dichloroethyl sulfide; β-Chloroethylisobutyl sulfide; 2,2'-Dichloroethyl sulfide; Agent hd; Bis(β-chloroethyl) sulfide; Di(2-chloroethyl) sulfide; β,β-Dichloroethyl sulfide; Iprit; Kampstoff lost; Lost; S-Yperite; Senfgas; Yellow cross gas; Bis(2-chloroethyl) sulphide; Agent THD; THD
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Henry's Law data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Options:
  • Switch to calorie-based units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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.

Phase change 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:
BS - Robert L. Brown and Stephen E. Stein
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

Enthalpy of sublimation

References

Go To: Top, Phase change data, Notes

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

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Bent and Francel, 1948
Bent, H.E.; Francel, R.J., The vapor pressure of "Mustard Gas" (β,β'-dichloroethylsufide), diphenyl ether and their mixtures, J. Am. Chem. Soc., 1948, 70, 634-637. [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]

Balson, Denbigh, et al., 1947
Balson, E.W.; Denbigh, K.G.; Adam, N.K., Studies in vapour pressure measurement. Part I.?The vapour pressure of ???-dichlorethyl sulphide (mustard gas), Trans. Faraday Soc., 1947, 43, 42, https://doi.org/10.1039/tf9474300042 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Holst and Melander, 1943
Holst, G.; Melander, L., Svensk. Kem. Tid., 1943, 55, 131. [all data]

Buchanan, Buettner, et al., 2006
Buchanan, James H.; Buettner, Leonard C.; Tevault, David E., Vapor Pressure of Solid Bis(2-chloroethyl) Sulfide, J. Chem. Eng. Data, 2006, 51, 4, 1331-1334, https://doi.org/10.1021/je060077o . [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tboil	Boiling point
  ΔsubH	Enthalpy of sublimation
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.