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CAS No 2768-90-3 , Pinacyanol chloride

  • Name: Pinacyanol chloride
  • Synonyms: 1,1'-Diethyl-2,2'-carbocyanine chloride;Pinacyanol chloride;
  • CAS Registry Number:
  • Melting Point: 270 ºC
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: °C
  • EINECS: 220-457-1
  • Molecular Weight: 388.93
  • InChI: InChI=1/C25H25N2.ClH/c1-3-26-22(18-16-20-10-5-7-14-24(20)26)12-9-13-23-19-17-21-11-6-8-15-25(21)27(23)4-2;/h5-19H,3-4H2,1-2H3;1H/q+1;/p-1
  • Risk Statements: S26;S36
  • Molecular Formula: C25H25N2.Cl
  • Molecular Structure:CAS No:2768-90-3 Pinacyanol chloride

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2768-90-3 PINACYANOL CHLORIDE; 85%

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2768-90-3 PINACYANOL CHLORIDE

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2768-90-3 PINACYANOL CHLORIDE

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References of Pinacyanol chloride
Title: Quinaldine Blue
CAS Registry Number: 2768-90-3
CAS Name: 1-Ethyl-2-[3-(1-ethyl-2(1H)-quinolinylidene)-1-propenyl]quinolinium chloride
Synonyms: bis[1-ethylquinoline-(2)]trimethinecyanine chloride; 1,1￠-diethyl-2,2￠-trimethinequinocyanine chloride; pinacyanol chloride
Trademarks: Vernitest Reagent
Molecular Formula: C25H25ClN2
Molecular Weight: 388.93
Percent Composition: C 77.20%, H 6.48%, Cl 9.12%, N 7.20%
Literature References: Prepn: Fischer, J. Prakt. Chem. 98, 204 (1918). Properties and use as histological stain: F. Proescher, Proc. Soc. Exp. Biol. Med. 31, 79 (1933); H. P. Klinger et al., Stain Technol. 46, 43 (1971); R. K. J. Narayan, ibid. 55, 9 (1980).
Properties: Bright blue-green alcohol-containing prisms or needles from alcohol. Drying at 110° expels alcohol of crystn. Dec at ~263°. Moderately sol in water with a violet-red color, in alcohol with a blue color. Solns are dichroic.
Use: Histological stain (chromosomes).