52340

Hexadecyl-pyridiniumbromid

≥97.0%

• Synonym(e): Cetylpyridiniumbromid
• Empirische Formel (Hill-System): C₂₁H₃₈BrN
• CAS-Nummer: 140-72-7
• Molekulargewicht: 384.44
• Beilstein: 3778948
• EG-Nummer: 205-428-3
• MDL-Nummer: MFCD00011988
• UNSPSC-Code: 12352005
• PubChem Substanz-ID: 57651366
• NACRES: NA.22

Eigenschaften

• Beschreibung: cationic
• Assay: ≥97.0%
• Mol-Gew.: 384.44 g/mol
• Methode(n): titration: suitable
• SMILES String: [Br-].CCCCCCCCCCCCCCCC[n+]1ccccc1
• InChI: 1S/C21H38N.BrH/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-16-19-22-20-17-15-18-21-22;/h15,17-18,20-21H,2-14,16,19H2,1H3;1H/q+1;/p-1
• InChIKey: DVBJBNKEBPCGSY-UHFFFAOYSA-M

Beschreibung

Allgemeine Beschreibung

Hexadecylpyridinium bromide (HDPB) is a cationic surfactant with quaternary nitrogen located in the aromatic heterocyclic ring of the headgroup and a hydrocarbon tail consisting of 16 carbons. It has application in the polymerization reaction as well as in the extraction and preconcentration of ionic species.

Anwendung

Hexadecylpyridinium bromide can be used as a cationic surfactant to:

• Prepare a polyfluorate salt.
• Inhibit the corrosion of mild steel in acidic media.

Sicherheitshinweise

• Piktogramme: GHS06,GHS05,GHS09
• Signalwort: Danger
• H-Sätze: H302,H315,H318,H330,H335,H400
• P-Sätze: P273 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P310 - P305 + P351 + P338
• Gefahreneinstufungen: Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges