Molekula
Cyanogen bromide
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
Cyanogen bromide is a highly toxic chemical used in organic synthesis, particularly in peptide chemistry for cleaving specific bonds. It also serves to activate agarose and dextran supports for affinity separations, as a cyaniding agent for recovering gold, and in textile and cellulose treatment. It is a colorless to pale yellow liquid with a pungent odor. CAS: 506-68-3, Molecular Formula: CBrN, Molecular Weight: 105.92 g/mol. Store at 2 to 8 °C. Hazardous: Signal word Danger. Molekula supplies Cyanogen bromide 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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5 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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25 g — £52.90 per pack ex VAT · £63.48 inc. VAT
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100 g — £190.00 per pack ex VAT · £228.00 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
| Property | Value |
|---|---|
| Appearance | White Crystals |
| Assay | ≥97.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 (8) |
| Packing Group | I |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White hygroscopic needles |
| Odour | Penetrating |
| Melting Point | 52 °C |
| Boiling Point | 61.5 °C |
| Density | 2.015 g/cm³ at 20 °C |
| Solubility (other solvents) | Soluble in ethanol, ethyl ether |
| Vapour Pressure | 16.2 kPa at 25 °C |
Source: PubChem CID 10476 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 16432166 |
| CAS Number | 506-68-3 |
| IUPAC Name | carbononitridic bromide |
| EC Number | 208-051-2 |
| Molecular Formula | CBrN |
| Molecular Weight | 105.92 |
| Exact Mass | 104.9214 |
| SMILES | C(#N)Br |
| InChIKey | ATDGTVJJHBUTRL-UHFFFAOYSA-N |
| InChI | InChI=1S/CBrN/c2-1-3 |
| PubChem CID | 10476 |
| UN Number | UN1889 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2853909090 |
| Tariff Code | 2853909090 |
Safety & GHS
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Corrosive
GHS05
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Toxic
GHS06
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Hazardous to the Environment
GHS09
Hazard statements
- EUH032 Contact with acids liberates very toxic gas
- H300 +H310 + H330 Fatal if swallowed, in contact with skin or if inhaled
- H314 Causes severe skin burns and eye damage
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P284 Wear respiratory protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
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
- Bromine cyanide
- Bromocyan
- Bromocyane
- Bromocyanide
- Bromocyanogen
- Bromure de cyanogen
- Campilit
- carbononitridic bromide
- Cyanobromide
- Cyanogen monobromide
Frequently asked questions
What is cyanogen bromide used for?
Cyanogen bromide is primarily used in organic synthesis, particularly for cleaving peptide bonds at the C-terminal side of methionine residues, and as a reagent in biochemical research.
What is the chemical formula and molecular weight of cyanogen bromide?
The formula is CBrN and the molecular weight is 105.92 g/mol.
How should cyanogen bromide be stored?
It should be stored at 2 to 8 °C in a cool, dark place, away from moisture and incompatible materials.
What grade of cyanogen bromide does Molekula supply?
Molekula supplies cyanogen bromide in high-purity grade suitable for research and laboratory use.
Can Molekula supply cyanogen bromide in bulk?
Yes, Molekula can supply cyanogen bromide in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a cyanogen bromide order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) compliant with GHS standards.
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.