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CAS No 605-65-2 , 5-(dimethylamino)naphthalene-1-sulfonyl chloride

  • Name: 5-(dimethylamino)naphthalene-1-sulfonyl chloride
  • Synonyms: Dansyl; 5-(Dimethylamino)naphthalene-1-sulfonyl chloride;DNS chloride; 5-(Dimethylamino)-1-naphthalenesulfonyl chloride; 605-65-2;5-(dimethylamino)naphthalene-1-sulfonyl chloride;
  • CAS Registry Number:
  • Transport: UN 3261
  • Melting Point: 70-73 ºC
  • Density: 1.361 g/cm3
  • Refractive index: 1.636
  • Safety Statements: R34
  • Hazard Symbols: C: Corrosive;
  • HS Code: 29214980
  • EINECS: 210-092-6
  • Molecular Weight: 269.74718
  • InchiKey: XPDXVDYUQZHFPV-UHFFFAOYSA-N
  • InChI: InChI=1S/C12H12ClNO2S/c1-14(2)11-7-3-6-10-9(11)5-4-8-12(10)17(13,
    15)16/h3-8H,1-2H3
  • Risk Statements: S26;S36/37/39;S45
  • Molecular Formula: C12H12ClNO2S
  • Molecular Structure:CAS No:605-65-2 5-(dimethylamino)naphthalene-1-sulfonyl chloride

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References of 5-(dimethylamino)naphthalene-1-sulfonyl chloride
Title: Dansyl Chloride
CAS Registry Number: 605-65-2
CAS Name: 5-(Dimethylamino)-1-naphthalenesulfonyl chloride
Molecular Formula: C12H12ClNO2S
Molecular Weight: 269.75
Percent Composition: C 53.43%, H 4.48%, Cl 13.14%, N 5.19%, O 11.86%, S 11.89%
Literature References: Reagent for fluorescent labelling of amines, amino acids and proteins. Synthesis: G. Weber, Biochem. J. 51, 155 (1952); A. Mendel, J. Chem. Eng. Data 15, 340 (1970). In amino acid analysis: J. Airhart et al., Anal. Biochem. 53, 132 (1973). In HPLC analysis of phenols: R. M. Cassidy, D. S. LeGay, J. Chromatogr. Sci. 12, 85 (1974). In protein microassays: T. Kinoshita et al., Anal. Biochem. 66, 104 (1975). In measurement of desquamation: R. Marks et al., Br. J. Dermatol. 111, 265 (1984).
Properties: Yellow-orange crystals from hexane, mp 66.5-68°. Sol in acetone, pyridine, benzene, dioxane. Insol in water.
Melting point: mp 66.5-68°
Use: In fluorescent labelling, column chromatography, HPLC.