276200

Tributylhexadecylphosphonium bromide

97%

• Synonym(s): Hexadecyltributylphosphonium bromide, TBHDPB
• Linear Formula: CH₃(CH₂)₁₅P⁺[(CH₂)₃CH₃]₃Br^-
• CAS Number: 14937-45-2
• Molecular Weight: 507.65
• Beilstein: 4167404
• EC Number: 239-014-9
• MDL number: MFCD00011775
• UNSPSC Code: 12352001
• PubChem Substance ID: 24856693
• NACRES: NA.22

Properties

• Quality Level: 100
• Assay: 97%
• form: solid
• mp: 56-58 °C (lit.)
• SMILES string: [Br-].CCCCCCCCCCCCCCCC[P+](CCCC)(CCCC)CCCC
• InChI: 1S/C28H60P.BrH/c1-5-9-13-14-15-16-17-18-19-20-21-22-23-24-28-29(25-10-6-2,26-11-7-3)27-12-8-4;/h5-28H2,1-4H3;1H/q+1;/p-1
• InChI key: RYVBINGWVJJDPU-UHFFFAOYSA-M

Description

General description

Tributylhexadecylphosphonium bromide (Tri-n-butylhexadecylphosphonium Bromid) has a long hydrocarbon chain attached to the phosphorus atom. It is commonly used as a phase-transfer catalyst in various chemical reactions. In addition, it is also used as a cationic surfactant.[1] [2] [3]

Application

Tributylhexadecylphosphonium bromide can be used as a phase transfer catalyst in the alkaline hydrolysis of PET (polyethylene terephthalate).[4]

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves