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00194 Sigma-Aldrich

ACES

BioUltra, ≥99.5% (T)

Synonym: N-(2-Acetamido)-2-aminoethanesulfonic acid, N-(Carbamoylmethyl)-2-aminoethanesulfonic acid, N-(Carbamoylmethyl)taurine

  • CAS Number 7365-82-4

  • Linear Formula H2NCOCH2NHCH2CH2SO3H

  • Molecular Weight 182.20

  •  Beilstein Registry Number 2253770

  •  EC Number 230-908-4

  •  MDL number MFCD00008030

  •  PubChem Substance ID 329747016

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Properties

Related Categories Alphabetical, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers, Zwitterionic More...
InChI Key   DBXNUXBLKRLWFA-UHFFFAOYSA-N
product line   BioUltra
assay   ≥99.5% (T)
impurities   insoluble matter, passes filter test
ign. residue (900 °C)   ≤0.05%
loss   ≤0.5% loss on drying, 20 °C (HV)
pH   2.5-4.5 (25 °C, 0.1 M in H2O)
useful pH range   6.1 - 7.5
pKa (25 °C)   6.8
mp   >220 °C (dec.)(lit.)
solubility   H2O: soluble0.1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤250 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Al: ≤10 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤200 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   0.1 M in H2O
UV absorption   λ: 260 nm Amax: 0.008
  λ: 280 nm Amax: 0.005

Description

Other Notes

Biological buffer component with sodium hydroxide and sodium chloride (pH 5.93-7.83, useful range 6.4-7.4); An efficient separator (pH gradient of less than 1 pH unit) in the resolution of protein systems by IEF; Improves phenotyping of α1-antitrypsin by isoelectric focusing on agarose gel

Same product — same quality — now Sigma-Aldrich brand

Application

ACES, or N-(2-Acetamido)-2-aminoethanesulfonic acid, can be used to study biological buffers and zwitterionic compounds. ACES has been used in a study to determine the levels of ibuprofen and flurbiprofen in pharmaceuticals by capillary zone electrophoresis.

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles

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BioUltra Biological Buffers

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Keywords: Absorption, Adsorption, Biochemistry, Biological Buffers, Biological processes, Buffers, PAGE

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