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CAS No 305-80-6 , Benzenediazonium,4-sulfo-, inner salt

  • Name: Benzenediazonium,4-sulfo-, inner salt
  • Synonyms: Diazotized sulfanilic acid;Benzenediazonium,4-sulfo-, inner salt;Benzenediazoniumcompounds, p-sulfo-, hydroxide, inner salt (7CI);p-Sulfobenzenediazonium hydroxide inner salt (6CI); 4-Sulfodiazobenzene;4-Sulfonatobenzenediazonium; Sulfanilic aciddiazonium salt;4-Sulfobenzenediazonium hydroxide, inner salt;Named reagents and solutions, Pauly's; p-Sulfophenyldiazonium; 4-Diazobenzenesulfonic acid; Diazosulfanilic acid; Benzenediazonium, p-sulfo-, hydroxide, inner salt (8CI);4-Benzenediazoniumsulfonate; p-Diazobenzenesulfonic acid; Benzenediazonium, 4-sulfo-,hydroxide, inner salt; Pauly's reagent;
  • CAS Registry Number:
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Safety Statements: An unstable explosive which may explode when touched. Incompatible with metals. Store in small quantities under refrigeration in loosely plugged containers. Upon decomposition it emits toxic fumes of NOx and SOx.
  • Flash Point: °C
  • EINECS: 206-168-3
  • Molecular Weight: 184.17
  • InChI: InChI=1/C6H6N2O3S/c7-8-5-1-3-6(4-2-5)12(9,10)11/h1-4,6H,(H,9,10,11)
  • Molecular Formula: C6H4N2O3S
  • Molecular Structure:CAS No:305-80-6 Benzenediazonium,4-sulfo-, inner salt

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305-80-6 Benzenediazonium,4-sulfo-, inner salt

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305-80-6 P-SULFOBENZENEDIAZONIUM HYDROXIDE INNER SALT WET WITH WATER

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References of Benzenediazonium,4-sulfo-, inner salt
Title: p-Diazobenzenesulfonic Acid
CAS Registry Number: 305-80-6
CAS Name: 4-Sulfobenzenediazonium inner salt
Synonyms: DABS; diazotized sulfanilic acid ; Pauly's reagent; sulfanilic acid diazonium salt
Molecular Formula: C6H4N2O3S
Molecular Weight: 184.17
Percent Composition: C 39.13%, H 2.19%, N 15.21%, O 26.06%, S 17.41%
Literature References: Prepn by diazotization of sulfanilic acid: E. Fischer, Ann. 190, 67 (1878); K. B. Whetsel et al., J. Am. Chem. Soc. 78, 3360 (1956); G. Kaupp et al., Chem. Eur. J. 8, 1395 (2002). Crystal structure.: C. Bugg et al., Acta Crystallogr. 17, 767 (1964). Use as denaturant for membrane proteins: R. T. Giaquinta et al., Arch. Biochem. Biophys. 162, 200 (1974); M.-J. Bouchet et al., J. Med. Chem. 30, 2222 (1987); of protein components: S. K. Nishimoto et al., Anal. Biochem. 216, 156 (1994). Determn of bilirubin: J. B. Landis, H. L. Pardue, Clin. Chem. 24, 1690 (1978); P. Fossati et al., ibid. 35, 173 (1989); of phenols: C. Baiocchi et al., Anal. Lett. 15, 1539 (1982); M. C. Quintero et al., Talanta 36, 717 (1989); of halides: M. Pandey et al., Analyst 123, 2319 (1998); S. Gosain et al., J. AOAC Int. 82, 167 (1999).
Properties: Solid. Explodes upon heating to mp 104°; shock sensitive (hammer and anvil test). Insol in water.
Melting point: mp 104°
Use: Reagent for determination of phenols, bilirubin, halides and amines. Irreversible probe in membrane protein studies.