Molekula
Boron trichloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · 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
In stock — same-day dispatch
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
Need a different quantity or pack?
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
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.