ARK2188

Hexadecyltrimethylammonium bromide

USP/NF

• Synonym(s): CTAB, Cetrimonium bromide, Cetyltrimethylammonium bromide, Palmityltrimethylammonium bromide
• Linear Formula: CH₃(CH₂)₁₅N(Br)(CH₃)₃
• CAS Number: 57-09-0
• Molecular Weight: 364.45
• EC Number: 200-311-3
• UNSPSC Code: 12161900
• NACRES: NA.26
• Beilstein/REAXYS Number: 3598189
• MDL number: MFCD00011772

Properties

• agency: USP/NF
• Quality Segment: 400
• form: powder
• pH: 5.0-7 (25 °C, 36.4 g/L)
• mp: 248-251 °C (lit.)
• solubility: H₂O: soluble 36.4 g/L at 20 °C (completely)
• storage temp.: 2-25°C
• SMILES string: [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C
• InChI: 1S/C19H42N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;/h5-19H2,1-4H3;1H/q+1;/p-1
• InChI key: LZZYPRNAOMGNLH-UHFFFAOYSA-M

Description

General description

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Safety Information

• pictograms: GHS08,GHS05,GHS07,GHS09
• signalword: Danger
• hcodes: H302,H315,H318,H335,H373,H410
• pcodes: P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P314
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT RE 2 Oral - STOT SE 3
• target_organs: Gastrointestinal tract, Respiratory system
• Storage Class: 11 - Combustible Solids
• flash_point_f: 471.2 °F - closed cup
• flash_point_c: 244 °C - closed cup