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Boron trifluoride-acetic acid complex,35-36.5% BF3, Thermo Scientific Chemicals
Description
It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. It is also used as a desilylating agent. It is also been used in the protodesilylation of the phenyl group as part of the conversion of the dimethylphenylsilyl group into a hydroxyl group with retention of configuration.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. It is also used as a desilylating agent. It is also been used in the protodesilylation of the phenyl group as part of the conversion of the dimethylphenylsilyl group into a hydroxyl group with retention of configuration.
Solubility
It reacts with water.
Notes
Keep container tightly closed in a dry and well-ventilated place. Store under inert gas. Stable, but moisture sensitive. Incompatible with water, moist air, metals, strong oxidizing agents. Store under dry atmosphere.

Specifications
Specifications
Melting Point | -47°C |
Density | 1.353 |
pH | <1 |
Boiling Point | 143°C to 146°C |
Flash Point | 83°C (181°F) |
Odor | Pungent |
Refractive Index | 1.367 |
Quantity | 250 mL |
UN Number | UN1742 |
Beilstein | 3686177 |
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
10243773 | Certificate of Analysis | 13/10/2022 | A11471.AU,A11471.AK |
I08Q21 | Certificate of Analysis | 22/11/2021 | A11471.AU,A11471.AK |
10207069 | Certificate of Analysis | 22/11/2021 | A11471.AU,A11471.AK |
10214434 | Certificate of Analysis | 22/11/2021 | A11471.AU,A11471.AK |
D16S018 | Certificate of Analysis | 22/11/2021 | A11471.AU,A11471.AK |
Safety and Handling


- Boron trifluoride-acetic acid complex, 35-36.5% BF3
- Danger
- Acute toxicity Category 4
- Serious eye damage/eye irritation Category 1
- Skin corrosion/irritation Category 1 A
- H302-Harmful if swallowed.
- H314-Causes severe skin burns and eye damage.
- H318-Causes serious eye damage.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P312-IF SWALLOWED: Call a POISON CENTER or doctor/physician/ if you feel unwell.
- P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P310-Immediately call a POISON CENTER/doctor/.
- MIXTURE LIST-Contains : Boron trifluoride-acetic acid
RUO – Research Use Only
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