Tetraoctylammonium hydroxide solution
ALDRICH/87993 - ~20% in methanol (T)
Synonym: Tetra-N-octyl ammonium hydroxide
CAS Number: 17756-58-0
Empirical Formula (Hill Notation): C32H69NO
Molecular Weight: 483.90
MDL Number: MFCD00059257
Linear Formula: [CH3(CH2)7]4N(OH)
Product Type: Chemical
| anion traces | bromide (Br-): ≤500 mg/kg |
| concentration | ~20% in methanol (T) |
| form | liquid |
| functional group | amine |
| InChI | 1S/C32H68N.H2O/c1-5-9-13- |
| InChI key | DCFYRBLFVWYBIJ-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| SMILES string | [OH-].CCCCCCCC[N+](CCCCCC |
| storage temp. | 2-8°C |
| Application: | Tetraoctylammonium hydroxide solution can be used as: • A lipophilic base in the study of its effect on optical pCO2 sensors. • A lipophilic organic base in the preparation of nanobeads, which are used as sensors for the detection of acidic and basic gases. • A starting material for the preparation of ionic liquid named tetraoctylammonium 2-methyl-1-naphthoate, which is used in the extraction of 2,3-butanediol from H2O. |
| Other Notes: | Very lipophilic phase-transfer agent; employed in a carbon dioxide optical sensor. |
| Packaging: | 10, 50 mL in poly bottle |
| Symbol | ![]() ![]() ![]() GHS02,GHS05,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H225 - H301 + H311 + H331 - H314 - H370 |
| Precautionary statements | P210 - P280 - P301 + P310 + P330 - P301 + P330 + P331 - P303 + P361 + P353 - P305 + P351 + P338 + P310 |
| Hazard Codes | F,T |
| Risk Statements | 11-23/24/25-34-39/23/24/25 |
| Safety Statements | 16-26-36/37/39-45 |
| RIDADR | UN 3286 8(6.1)(3) / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 51.8 °F - closed cup |
| Flash Point(C) | 11 °C - closed cup |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352106 |





