Molekula
Boron trichloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Boron trichloride is a colorless, fuming liquid used in semiconductor manufacturing and as a catalyst in organic synthesis. It is highly reactive and corrosive, requiring careful handling. CAS: 10294-34-5, Molecular formula: BCl3, Molecular weight: 117.17 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies Boron trichloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 mL — £155.90 per pack ex VAT · £187.08 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 2.3 (8) |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Gas at room temperature |
| Odour | Pungent, irritating odor |
| Melting Point | -107.3 °C |
| Boiling Point | 12.5 °C |
| Density | 1.35 (relative, water = 1) |
| Vapour Pressure | 166 kPa (1250 mmHg) at 300 K (27 °C) |
| Refractive Index | 1.4195 |
Source: PubChem CID 25135 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90025900 |
| CAS Number | 10294-34-5 |
| IUPAC Name | trichloroborane |
| EC Number | 233-658-4 |
| Molecular Formula | BCl3 |
| Molecular Weight | 117.17 |
| Exact Mass | 115.9159 |
| SMILES | B(Cl)(Cl)Cl |
| InChIKey | FAQYAMRNWDIXMY-UHFFFAOYSA-N |
| InChI | InChI=1S/BCl3/c2-1(3)4 |
| PubChem CID | 25135 |
| UN Number | UN1741 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | NOT FOR RESALE-PRODUCTION ONLY |
Safety & GHS
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Compressed Gas
GHS04
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Corrosive
GHS05
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Toxic
GHS06
Hazard statements
- EUH014 Reacts violently with water
- H300 Fatal if swallowed
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H330 Fatal if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P284 Wear respiratory protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P310 Immediately call a POISON CENTER or doctor/physician
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- BCl3
- Borane, trichloro-
- Boron chloride
- Boron chloride (BCl3)
- Chlorure de bore
- Chlorure de bore (French)
- trichloroboran
- Trichloroborane
- Trichloroboron
- UN 1741
Frequently asked questions
What is boron trichloride used for?
Boron trichloride is primarily used as a catalyst in organic synthesis and as a dopant in semiconductor manufacturing.
What is the chemical formula and molecular weight of boron trichloride?
The formula is BCl3 and the molecular weight is 117.17 g/mol.
How should boron trichloride be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of boron trichloride does Molekula supply?
Molekula supplies high-purity boron trichloride, typically suitable for laboratory and industrial applications.
Can Molekula supply boron trichloride in bulk?
Yes, Molekula can supply boron trichloride in bulk quantities; please contact our sales team for details.
What documentation comes with a boron trichloride order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.