Heptafluorobutyric acid
SIAL/52411 - suitable for ion chromatography, ≥99.5% (GC)
Synonym: Edman Reagent No. 3; HFBA; Perfluorobutyric acid
CAS Number: 375-22-4
Empirical Formula (Hill Notation): C4HF7O2
Molecular Weight: 214.04
EC Number: 206-786-3
MDL Number: MFCD00004171
Linear Formula: CF3CF2CF2COOH
Product Type: Chemical
| assay | ≥99.5% (GC) |
| bp | 120 °C/755 mmHg (lit.) |
| cation traces | Al: ≤0.5 mg/kg |
| Ba: ≤0.01 mg/kg | |
| Bi: ≤0.01 mg/kg | |
| Ca: ≤2 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: ≤1 mg/kg | |
| Mn: ≤0.01 mg/kg | |
| Mo: ≤0.01 mg/kg | |
| Na: ≤3 mg/kg | |
| Ni: ≤0.01 mg/kg | |
| Pb: ≤0.01 mg/kg | |
| Sr: ≤0.01 mg/kg | |
| Zn: ≤0.05 mg/kg | |
| density | 1.645 g/mL at 25 °C (lit.) |
| description | anionic |
| form | liquid |
| InChI | 1S/C4HF7O2/c5-2(6,1(12)13 |
| InChI key | YPJUNDFVDDCYIH-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| refractive index | n |
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | OC(=O)C(F)(F)C(F)(F)C(F)( |
| technique(s) | ion chromatography: suitable |
| vapor density | 7 (vs air) |
| vapor pressure | ~10 mmHg ( 25 °C) |
| 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. |
| Other Notes: | Visit the IC Portal to learn more |
| Packaging: | 5, 25 mL in glass bottle |
| Symbol | GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 |
| Hazard Codes | C |
| Risk Statements | 35 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3265 8 / PGI |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.5% (GC) |
| bp | 120 °C/755 mmHg (lit.) |
| Density | 1.645 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 41115710 |


