Molekula
Thiophene
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
Thiophene is a heterocyclic organic compound used as a building block in pharmaceuticals, agrochemicals, and electronic materials. It also serves as a solvent, as a monomer for copolymers with maleic anhydride, and as an intermediate for thiophene-phenol-formaldehyde resins. It is a colorless, flammable liquid with a strong, unpleasant odor. Available in high purity (≥99%), it has a molecular weight of 84.14 g/mol, a molecular formula of C4H4S, and a CAS number of 110-02-1. Store at ambient temperature. Molekula supplies Thiophene 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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25 g — $49.80 per pack
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100 g — $73.60 per pack
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 | Colourless to light yellow liquid |
| Loss on Drying | ≤ 0.1% |
| Assay | ≥ 99% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | -9 °C |
| Transport Class | 3 |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Slight aromatic odor resembling benzene |
| Melting Point | -39.4 °C |
| Boiling Point | 84 °C at 760 mmHg |
| Density | 1.06 (relative, water = 1) |
| Vapour Pressure | 5.3 kPa at 12.5 °C |
| Refractive Index | 1.52684 |
| log P (octanol/water) | 1.81 |
Source: PubChem CID 8030 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 33530890 |
| CAS Number | 110-02-1 |
| IUPAC Name | thiophene |
| EC Number | 203-729-4 |
| Molecular Formula | C4H4S |
| Molecular Weight | 84.14 |
| Exact Mass | 84.0034 |
| SMILES | C1=CSC=C1 |
| InChIKey | YTPLMLYBLZKORZ-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H4S/c1-2-4-5-3-1/h1-4H |
| PubChem CID | 8030 |
| UN Number | UN2414 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2934999001 |
| Tariff Code | 2934999020 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
Hazard statements
- H225 Highly flammable liquid and vapour
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H373 May cause damage to organs through prolonged or repeated exposure
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P273 Avoid release to the environment
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
- Divinylene sulfide
- Furan, thio-
- Thiacyclopentadiene
- Thiaphene
- Thiofuram
- Thiofuran
- Thiofurfuran
- Thiole
- Thiophen
- Thiotetrole
Frequently asked questions
What is thiophene used for?
Thiophene is primarily used as a building block in the synthesis of pharmaceuticals, agrochemicals, and organic electronic materials.
What is the chemical formula and molecular weight of thiophene?
The chemical formula of thiophene is C4H4S, and its molecular weight is 84.14 g/mol.
How should thiophene be stored?
Thiophene should be stored at ambient temperature, away from light and incompatible materials.
What grade of thiophene does Molekula supply?
Molekula supplies thiophene in technical grade; custom purity grades are available upon request.
Can Molekula supply thiophene in bulk?
Yes, Molekula can supply thiophene in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a thiophene order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available upon request.
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.