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CAS No 103-47-9 , 2-(cyclohexylamino)ethanesulfonic acid Search by region : Belgium

  • Name: 2-(cyclohexylamino)ethanesulfonic acid
  • Synonyms: 2-(cyclohexylamino)ethanesulfonic acid; 2-Cyclohexylaminoethanesulfonic Acid; N-Cyclohexyltaurine; 2-(Cyclohexylamino)ethanesulfonic acid; 103-47-9;CHES;
  • CAS Registry Number:
  • Melting Point: >300 ºC
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: 1.23g/cm3
  • Refractive index: 1.4903 (23.8 C)
  • Safety Statements: R36
  • Hazard Symbols: Xi: Irritant;
  • HS Code: 29213099
  • Flash Point: °C
  • EINECS: 203-115-6
  • Molecular Weight: 207.29048
  • InchiKey: MKWKNSIESPFAQN-UHFFFAOYSA-N
  • InChI: InChI=1S/C8H17NO3S/c10-13(11,12)7-6-9-8-4-2-1-3-5-8/h8-9H,1-7H2,(H,10,
    11,12)
  • Risk Statements: S26
  • Molecular Formula: C8H17NO3S
  • Molecular Structure:CAS No:103-47-9 2-(cyclohexylamino)ethanesulfonic acid

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103-47-9 CHES, 99%

  • CHES, 99%
  • Belgium Alkemi [Manufacturer]
  • Tel: +32 9 340 49 49
  • Fax: +32 9 340 49 47
  • Address: Poststraat, 82 B-9160 Lokeren Belgium null,nullBelgium
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References of 2-(cyclohexylamino)ethanesulfonic acid
Title: CHES
CAS Registry Number: 103-47-9
CAS Name: 2-(Cyclohexylamino)ethanesulfonic acid
Synonyms: N-cyclohexyltaurine
Molecular Formula: C8H17NO3S
Molecular Weight: 207.29
Percent Composition: C 46.35%, H 8.27%, N 6.76%, O 23.16%, S 15.47%
Literature References: Zwitterionic N-substituted aminosulfonic acid in the style of the "Good" buffers; active in the pH range 8.6-10.0. Synthesis: A. Champseix et al., Bull. Soc. Chim. Fr. 1985, 463. Effects of freezing on buffering: D. L. Williams-Smith et al., Biochem. J. 167, 593 (1977). Effects on Lowry protein assay: C. Cookson, Anal. Biochem. 88, 340 (1978). Dissociation constants and buffering capacity: M. J. Taylor, Y. Pignat, Cryobiology 19, 99 (1982). Use as buffer: M. G. N. Hartmanis, T. C. Stadtman, Proc. Natl. Acad. Sci. USA 84, 76 (1987); C. Engstrand et al., Biochim. Biophys. Acta 1122, 321 (1992).
Properties: Crystals, mp 320°. pKa in water (25°) 9.27 ±0.01; in 20% (w/w) DMSO (25°) 9.10, (0°) 9.76, (-5.5°) 10.01; in 30% (w/w) DMSO (25°) 9.11, (0°) 9.89, (-12°) 10.27.
Melting point: mp 320°
pKa: pKa in water (25°) 9.27 ±0.01; in 20% (w/w) DMSO (25°) 9.10, (0°) 9.76, (-5.5°) 10.01; in 30% (w/w) DMSO (25°) 9.11, (0°) 9.89, (-12°) 10.27
Use: Biological buffer.