Molekula
Hydrogen bromide in acetic acid (30-34%)
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
Hydrogen bromide in acetic acid is a solution of hydrogen bromide gas dissolved in glacial acetic acid, commonly used as a brominating agent in organic synthesis, particularly for the preparation of bromides from alcohols or alkenes. This reagent is also employed in analytical chemistry for qualitative tests and in pharmaceutical intermediate production. Hydrogen bromide in acetic acid (30-34%) has a CAS number of 37348-16-6, with the molecular formula HBr and a molecular weight of 80.91. It is stored at ambient conditions. The solution carries a Danger signal word due to its corrosive and toxic properties.
Molekula supplies Hydrogen bromide in acetic acid (30-34%) at 31.0-34.0%wt (as Br) purity in 100 mL packs, from £42.96 inc. VAT. It is made or sourced to order. Every batch ships with a certificate of analysis, and safety data sheets are available in 5 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
On backorder — expected to ship by 5 December 2026
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 — £35.80 per pack ex VAT · £42.96 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 | Light to Dark Yellow fuming Liquid |
| Water (KF) | 0-0.2% wt |
| Assay (argentometric titration) | 31.0-34.0%wt (as Br) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 39 °C |
| Transport Class | 8 (3) |
| Packing Group | II |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90028669 |
| CAS Number | 37348-16-6 |
| Molecular Formula | HBr |
| Molecular Weight | 80.91 |
| SMILES | CC(=O)O.Br |
| UN Number | UN2920 |
| REACH Code | Y110 |
| HTS Code | 28111930 |
| Tariff Code | 2811191000 |
Safety & GHS
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Flammable
GHS02
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H226 Flammable liquid and vapour
- H314 Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+330 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- 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, 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.
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
No alternate names recorded for this product.
Frequently asked questions
What is Hydrogen bromide in acetic acid (30-34%) commonly used for?
This solution is primarily used as a brominating agent in organic synthesis, such as in the preparation of bromoalkanes, bromoaromatics, and for cleaving protective groups like tert-butyldimethylsilyl (TBDMS) ethers.
What is the chemical formula and molecular weight of Hydrogen bromide in acetic acid?
The chemical formula is HBr (hydrogen bromide), with a molecular weight of 80.91 g/mol. The solution is dissolved in acetic acid (30–34% w/w).
What safety classification and signal word apply to this product?
This product is classified as Danger under GHS, indicating high hazard potential—handle with appropriate PPE and ventilation.
How should Hydrogen bromide in acetic acid be stored?
Store in a tightly sealed container at ambient temperature, away from moisture, oxidizing agents, and incompatible materials like strong bases or metals.
What grades or purities of Hydrogen bromide in acetic acid does Molekula supply?
Molekula supplies this product as a 30–34% solution in acetic acid, specified at an assay of 31.0–34.0% wt (as Br, by argentometric titration) with a water content (KF) of 0–0.2% wt, for research and synthesis applications.
Can Molekula supply Hydrogen bromide in acetic acid in bulk quantities?
Yes, bulk quantities are available upon request—contact our sales team for custom packaging and logistics options.
Where can I buy Hydrogen bromide in acetic acid (30-34%)?
Directly from Molekula, which lists Hydrogen bromide in acetic acid (30-34%) in 100 mL packs from £42.96 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is Hydrogen bromide in acetic acid (30-34%) dangerous goods for shipping?
Yes. Hydrogen bromide in acetic acid (30-34%) ships as dangerous goods: UN2920, class 8 (3), packing group II.
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.