52340

Hexadecylpyridinium bromide

≥97.0%, suitable for titration

• Synonim(y): Cetylpyridinium bromide
• Wzór empiryczny (zapis Hilla): C₂₁H₃₈BrN
• Numer CAS: 140-72-7
• Masa cząsteczkowa: 384.44
• NACRES: NA.22
• PubChem Substance ID: 57651366
• UNSPSC Code: 12352005
• EC Number: 205-428-3
• MDL number: MFCD00011988
• Beilstein/REAXYS Number: 3778948

Właściwości

• Nazwa produktu: Hexadecylpyridinium bromide, ≥97.0%
• description: cationic
• Quality Segment: 100
• assay: ≥97.0%
• form: powder
• mol wt: 384.44 g/mol
• technique(s): 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
• InChI key: DVBJBNKEBPCGSY-UHFFFAOYSA-M

Opis

General description

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.

Application

Hexadecylpyridinium bromide can be used as a cationic surfactant to:

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

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Informacja o środkach bezpieczeństwa

• pictograms: GHS06,GHS05,GHS09
• signalword: Danger
• hcodes: H302,H315,H318,H330,H335,H400
• pcodes: P273 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Klasa składowania: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges