Molekula
Fumaronitrile
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
Fumaronitrile is a synthetic organic compound used primarily as a chemical intermediate in the synthesis of dyes, pharmaceuticals, and other specialty chemicals. It is a white to off-white crystalline solid at room temperature, with a melting point of about 93–96 °C. Available with a CAS number of 764-42-1, its molecular formula is NCCH=CHCN and molecular weight is 78.07 g/mol. It should be stored at ambient temperatures. Hazard classification includes the signal word Danger. Molekula supplies Fumaronitrile 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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1 g — £30.90 per pack ex VAT · £37.08 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
| Property | Value |
|---|---|
| Appearance | White crystal powder |
| Melting Point | 94 - 96℃ |
| Loss on Drying | ≤0.5% |
| Assay | ≥98.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 96.8 °C |
| Boiling Point | 186.1 °C at 760 mmHg |
| Vapour Pressure | 0.19 mmHg |
Source: PubChem CID 637930 (CAMEO Chemicals, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 90027099 |
| CAS Number | 764-42-1 |
| IUPAC Name | (E)-but-2-enedinitrile |
| EC Number | 212-122-3 |
| Molecular Formula | NCCH=CHCN |
| Molecular Weight | 78.07 |
| Exact Mass | 78.0218 |
| SMILES | C(=C/C#N)\C#N |
| InChIKey | KYPOHTVBFVELTG-OWOJBTEDSA-N |
| InChI | InChI=1S/C4H2N2/c5-3-1-2-4-6/h1-2H/b2-1+ |
| PubChem CID | 637930 |
| UN Number | UN3439 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29269050 |
| Tariff Code | 2926907090 |
Safety & GHS
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Toxic
GHS06
Hazard statements
- H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- 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
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P307+311 IF exposed: Call a POISON CENTER or doctor/physician
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
- (2E)-2-Butenedinitrile
- (E)-1,2-Dicyanoethylene
- 2-Butenedinitrile, (E)-
- Fumaric acid dinitrile
- Fumaric nitrile
- Fumarodinitrile
- Fumarsaeuredinitril
- Furmaronitrile
- trans-1,2-Dicyanoethene
- trans-1,2-Dicyanoethylene
Frequently asked questions
What is fumaronitrile used for?
Fumaronitrile is primarily used as a chemical intermediate in the synthesis of pharmaceuticals and agrochemicals.
What is the chemical formula and molecular weight of fumaronitrile?
The formula is NCCH=CHCN and the molecular weight is 78.07 g/mol.
How should fumaronitrile be stored?
Fumaronitrile should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of fumaronitrile does Molekula supply?
Molekula supplies fumaronitrile in technical grade; custom grades may be available upon request.
Can Molekula supply fumaronitrile in bulk?
Yes, Molekula can supply fumaronitrile in bulk quantities—please contact us for pricing and availability.
What documentation comes with a fumaronitrile 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.