Molekula
1,2-Dibromo-2,4-dicyanobutane
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
1,2-Dibromo-2,4-dicyanobutane is a brominated organic compound used in synthetic chemistry, particularly in the synthesis of heterocyclic compounds and as a reagent in organic transformations. Under the name methyldibromoglutaronitrile, it is mainly used as a preservative and biocide in latex paints, adhesives, cleaning solutions and metalworking fluids. It is a crystalline solid with the molecular formula C6H6Br2N2 and a molecular weight of 265.93 g/mol. It is classified as a hazardous substance with a signal word of Danger and must be stored at 2 to 8 °C. Molekula supplies 1,2-Dibromo-2,4-dicyanobutane 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 — $144.70 per pack
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Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Loss on Drying | ≤1.5% |
| Assay | ≥95% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 (8) |
| Packing Group | II |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Yellowish-white granular solid |
| Odour | Slightly sweet odor |
| Melting Point | 52 °C |
| Boiling Point | 212 °C |
| Density | 1.1 (relative, water = 1) |
| Solubility (other solvents) | Very soluble in chloroform, ethyl acetate. Soluble in methanol, ethanol, ether |
| Vapour Pressure | 0.0067 Pascal /SRC: 5.025 × 10⁻⁵ mmHg/ at 25 °C |
Source: PubChem CID 61948 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 62202890 |
| CAS Number | 35691-65-7 |
| IUPAC Name | 2-bromo-2-(bromomethyl)pentanedinitrile |
| EC Number | 252-681-0 |
| Molecular Formula | C6H6Br2N2 |
| Molecular Weight | 265.93 |
| Exact Mass | 265.8877 |
| SMILES | C(CC(CBr)(C#N)Br)C#N |
| InChIKey | DHVLDKHFGIVEIP-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H6Br2N2/c7-4-6(8,5-10)2-1-3-9/h1-2,4H2 |
| PubChem CID | 61948 |
| UN Number | UN3261 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29269050 |
| Tariff Code | 2926907090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H317 May cause an allergic skin reaction
- H335 May cause respiratory irritation
- H373 May cause damage to organs through prolonged or repeated exposure
- H411 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
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
- 2-Bromo-2-(bromomethyl)glutaronitrile
- BBMG
- Bromothalonil
- MDBGN
- Metacide 38
- Methyldibromoglutaronitrile
- Tektamer
- Tektamer 38
- Tektamer 38AD
- Tuopai DM 01
Frequently asked questions
What is 1,2-Dibromo-2,4-dicyanobutane used for?
Also known as methyldibromoglutaronitrile (MDBGN) and sold as Tektamer 38 and Metacide 38, it is primarily used as a preservative and biocide in industrial products such as paints, adhesives, metalworking fluids and paper coatings. It was formerly used as a cosmetic preservative, but is a recognised contact sensitiser and allergen, and its use in cosmetic products has been prohibited in the EU.
What is the chemical formula and molecular weight?
The formula is C6H6Br2N2 with a molecular weight of 265.93 g/mol.
How should this compound be stored?
Store at 2 to 8 °C in a cool, dry place, protected from light and moisture.
What grade is available?
Available in technical grade; custom purity levels may be requested upon inquiry.
Can Molekula supply this in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with the 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.