Tri-tert-butyl borate
ALDRICH/236608 - 98%
Synonym: Boron tert-butoxide; Tri-tert-butoxyborane
CAS Number: 7397-43-5
Empirical Formula (Hill Notation): C12H27BO3
Molecular Weight: 230.15
MDL Number: MFCD00009652
Linear Formula: [(CH3)3CO]3B
Product Type: Chemical
| assay | 98% |
| bp | 101 °C/74 mmHg (lit.) |
| density | 0.811 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C12H27BO3/c1-10(2,3)14 |
| InChI key | ZMCWFMOZBTXGKI-UHFFFAOYSA |
| mp | 18-19 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | CC(C)(C)OB(OC(C)(C)C)OC(C |
| Application: | Tri-tert-butyl borate can be used as: • An additive in the synthesis of chiral α-hydroxy esters by reacting dimethylzinc with α-ketoesters using (−)-2-exo-morpholinoisobornane-10- • A starting material in the synthesis of boronate of (+)-pinane-2,3-diol. |
| General description: | Tri-tert-butyl borate is an organoborate commonly used to prepare other borate esters. It is also used as a substrate in Rh-catalyzed carbonylation reactions. |
| Packaging: | 50 g in Sure/Seal™ |
| Symbol | GHS02 |
| Signal word | Warning |
| Hazard statements | H226 |
| Risk Statements | 10 |
| Safety Statements | 16-33 |
| RIDADR | UN 1993C 3 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 84.2 °F - closed cup |
| Flash Point(C) | 29 °C - closed cup |
| Purity | 98% |
| bp | 101 °C/74 mmHg (lit.) |
| mp | 18-19 °C (lit.) |
| Density | 0.811 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352103 |


