| |  |  | Tetrabutylammonium hydroxide Basic information | 
 | Product Name: | Tetrabutylammonium hydroxide |  | Synonyms: | 1-Butanaminium,N,N,N-tributyl-,hydroxide;1-ButanaminiumN,N,N-tributyl-,hydroxide;aqueoussolution;n,n,n-tributyl-1-butanaminiuhydroxide;TBAOH (40% in Water);n,n,n-tributyl-1-butanaminiumhydroxide;IPC-TBA-OH;Tetrabutylammonium Hydroxide (10% in Methanol) [for non-aqueous titration] |  | CAS: | 2052-49-5 |  | MF: | C16H37NO |  | MW: | 259.47 |  | EINECS: | 218-147-6 |  | Product Categories: | quarternary ammonium bases;Ion-pair Reagents;AnionicHPLC;Chromatography/CE  Reagents;Ion  Pair;Ion  Pair  Reagents;Ammonium Hydroxides (Quaternary);Analytical Chemistry;HPLC Ion-Pair Reagents for Acidic Samples;Volumetric  Solutions;Ion  Pair  Reagents  -  Anionic  Concentrate;Ion  Pair  Reagents  -  Anionic;Reagent  Grade;metal hydroxide;By  Reference  Material;Reference  Material  Perchloric  acidVolumetric  Solutions;AmmoniumChemical  Synthesis;Chemical  Synthesis;Ionic  Liquids;Organic  Bases;Synthetic  Reagents;Organic  BasesVolumetric  Solutions;ACS  GradeChemical  Synthesis;Essential  Chemicals;Routine  Reagents;S  -  Z;Base  Solutions;Titration;Organic  BasesEssential  Chemicals;Reagent  GradeVolumetric  Solutions;Ion-Pair Reagents for HPLC;Quaternary Ammonium Compounds;S  -  ZTitration;Solutions  for  non-aqueous  titrations;Salt  Solutions |  | Mol File: | 2052-49-5.mol |  |  | 
|  |  | Tetrabutylammonium hydroxide Chemical Properties | 
 | Melting point | 27-30 °C(lit.) |  | Boiling point | 100 °C |  | density | 0.995 |  | vapor density | 1 (vs air) |  | vapor pressure | 2.3 kPa (@ 20°C) |  | refractive index | 1.4 |  | Fp | 7°C |  | storage temp. | Store below +30°C. |  | solubility | Miscible with organic solvents. |  | form | Solution |  | Specific Gravity | 0.8586 |  | color | APHA: ≤30 |  | Odor | Odorless |  | PH Range | 14 |  | Water Solubility | Soluble in water, methanol. |  | Sensitive | Air Sensitive/Hygroscopic |  | BRN | 3571228 |  | Exposure limits | ACGIH: TWA 200 ppm; STEL 250 ppm (Skin) OSHA: TWA 200 ppm(260 mg/m3)
 NIOSH: IDLH 6000 ppm; TWA 200 ppm(260 mg/m3); STEL 250 ppm(325 mg/m3)
 |  | Stability: | Volatile |  | InChIKey | VDZOOKBUILJEDG-UHFFFAOYSA-M |  | LogP | 1.517 at 25℃ |  | CAS DataBase Reference | 2052-49-5(CAS DataBase Reference) |  | EPA Substance Registry System | 1-Butanaminium, N,N,N-tributyl-, hydroxide (2052-49-5) | 
|  |  | Tetrabutylammonium hydroxide Usage And Synthesis | 
 | Chemical Properties | Aqueous solution. |  | Uses | TBAOH may be used as an ion-pairing reagent in mobile phase preparation for reverse phase ion-pair high performance liquid chromatography during chromium (III) and chromium (VI) determination. |  | General Description | The product is 54.0-56.0% solution of tetrabutylammonium hydroxide in H2O. Tetrabutylammonium hydroxide has been synthesized from tetrabutylammonium iodide. TBAOH dissolved in anhydrous isopropyl alcohol is widely employed as titrant for weak acids. |  | Flammability and Explosibility | Flammable | 
|  |  | Tetrabutylammonium hydroxide Preparation Products And Raw materials | 
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