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52411 Sigma-Aldrich

Heptafluorobutyric acid

for ion chromatography, ≥99.5% (GC)

Synonym: Edman Reagent No. 3, HFBA, Perfluorobutyric acid

  • CAS Number 375-22-4

  • Linear Formula CF3CF2CF2COOH

  • Molecular Weight 214.04

  •  Beilstein Registry Number 1426882

  •  EC Number 206-786-3

  •  MDL number MFCD00004171

  •  PubChem Substance ID 24874391

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Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Chromatography Reagents & Solvents, E-H, Puriss p.a.,
grade   for ion chromatography
vapor density   7 (vs air)
vapor pressure   ~10 mmHg ( 25 °C)
InChI Key   YPJUNDFVDDCYIH-UHFFFAOYSA-N
assay   ≥99.5% (GC)
shelf life   limited shelf life, expiry date on the label
refractive index   n20/D 1.3(lit.)
bp   120 °C/755 mmHg(lit.)
density   1.645 g/mL at 25 °C(lit.)
cation traces   Al: ≤0.5 mg/kg
  Ba: ≤0.01 mg/kg
  Bi: ≤0.01 mg/kg
  Ca: ≤0.5 mg/kg
  Cd: ≤0.01 mg/kg
  Co: ≤0.01 mg/kg
  Cr: ≤0.01 mg/kg
  Cu: ≤0.01 mg/kg
  Fe: ≤0.1 mg/kg
  K: ≤0.5 mg/kg
  Li: ≤0.01 mg/kg
  Mg: ≤0.2 mg/kg
  Mn: ≤0.01 mg/kg
  Mo: ≤0.01 mg/kg
  Na: ≤1.0 mg/kg
  Ni: ≤0.01 mg/kg
  Pb: ≤0.01 mg/kg
  Sr: ≤0.01 mg/kg
  Zn: ≤0.05 mg/kg

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Packaging

5, 25 mL in glass bottle

Application

Heptafluorobutyric acid (HFBA) may be used to cleave glycylserine bonds, in an experimental protocol done in order to sequence glycine-rich protein from lizard claw.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 3265 8 / PGI
WGK Germany 
3
RTECS 
ET4025000
Protocols & Articles
Peer-Reviewed Papers
15

References

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