Dapsone

• Formula: C₁₂H₁₂N₂O₂S
• Molecular weight: 248.301
• IUPAC Standard InChI: InChI=1S/C12H12N2O2S/c13-9-1-5-11(6-2-9)17(15,16)12-7-3-10(14)4-8-12/h1-8H,13-14H2 Copy

  
• IUPAC Standard InChIKey: MQJKPEGWNLWLTK-UHFFFAOYSA-N Copy
• CAS Registry Number: 80-08-0
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Benzenamine, 4,4'-sulfonylbis-; Aniline, 4,4'-sulfonyldi-; p-Aminophenyl sulfone; p,p'-diaminodiphenyl sulfone; p,p'-sulfonyldianiline; Avlosulfon; Avlosulfone; Bis(p-aminophenyl) sulfone; Bis(4-aminophenyl) sulfone; Croysulfone; Dapson; Di(p-aminophenyl) sulfone; Di(4-aminophenyl) sulfone; Diaphenyl sulfone; Diphenasone; Diphone; Disulone; Dumitone; DADPS; DDS; DSS; Eporal; F 1358; Metabolite C; Novophone; Sulfadione; Sulfona; Sulfona-MAE; Udolac; 1,1'-Sulfonylbis[4-aminobenzene]; 1358F; 4,4'-Diaminodiphenyl Sulfone; 4,4'-Sulfonylbis[benzamine]; 4,4'-Sulfonyldianiline; 4-Aminophenyl sulfone; Diaminodiphenyl sulfone; Diaphenylsulfon; DDS, pharmaceutical; N,N'-Diphenyl sulfondiamide; NCI-C01718; NSC 6091D; WR 448; Avlosulphone; Bis(p-aminophenyl)sulphone; Bis(4-aminophenyl)sulphone; Croysulphone; Dapsonum; 4,4-Diaminodifenylsulfon; Diaminodifenilsulfona; Diamino-4,4'-diphenyl sulfone; Diamino-4,4'-diphenyl sulphone; p,p-Diaminodiphenyl sulphone; 4,4'-Diaminodiphenyl sulphone; Di(p-aminophenyl)sulphone; Di(4-aminophenyl)sulphone; Diaphenylsulphon; Diaphenylsulphone; Dubronax; ICI; NSC-6091; Sulfone UCB; 4,4'-Sulfonylbisaniline; p,p-Sulfonylbisbenzamine; p,p-Sulfonylbisbenzenamine; Sulphadione; Sulphon-Mere; 1,1'-Sulphonylbis(4-aminobenzene); p,p-Sulphonylbisbenzamine; 4,4'-Sulphonylbisbenzamine; p,p-Sulphonylbisbenzenamine; 4,4'-Sulphonylbisbenzenamine; Sulphonyldianiline; p,p-Sulphonyldianiline; 4,4'-Sulphonyldianiline; Tarimyl; 4,4'-Dapsone; 4,4'-DDS; 4,4'-Sulfonylbisbenzeneamine; Araldite HT 976; DDS, diaphenylsulfone; Dimitone; Sulfanona-mae; Sulfon-mere; Sulfonyldianiline; Sumicure S; Dianiline, 4,4'-sulfonyl-; 4,4'-Sulfonyldiphenylamine; Servidapson; HT 976; HT 9664
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Condensed phase thermochemistry data

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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

Phase change data

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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:
DH - Eugene S. Domalski and Elizabeth D. Hearing
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

References

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

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

Lesbats and Lichanot, 1987
Lesbats, C.; Lichanot, A., Capacites calorifiques de durcisseurs amines et resines epoxydes, Thermochim. Acta, 1987, 109, 317-329. [all data]

Grady, Hays, et al., 1973
Grady, L.T.; Hays, S.E.; King, R.H.; Klein, H.R.; Mader, W.J.; Wyatt, D.K.; Zimmere, R.O., Drug purity profiles, J. Pharm. Sci., 1973, 62, 459. [all data]

Notes

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

• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  Tfus	Fusion (melting) point

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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