3-Thiophenecarbonitrile
Also known as: 3-Cyanothiophene, Thiophene-3-carbonitrile, 3-Thiophenecarbonitrile (别名), BUTTPARK 96\11-31
3-Thiophenecarbonitrile (CAS 1641-09-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3NS and a molecular weight of 109.149 g/mol. Key properties include a boiling point of 195.3±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 71.9±19.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1641-09-4
- Jingsj CID
- J-11781-7
- Molecular Formula
- C5H3NS
- Molecular Weight
- 109.149 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 195.3±13.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 71.9±19.8 °C |
| Exact Mass | 108.998619 |
| PSA | 52.03000 |
| LogP | 1.13 |
| Vapor Pressure | 0.4±0.4 mmHg at 25°C |
| Refractive Index | 1.571 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H332 — Harmful if inhaled
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 3-Thiophenecarbonitrile?
The CAS number of 3-Thiophenecarbonitrile is 1641-09-4.
What are the molecular formula and molecular weight of 3-Thiophenecarbonitrile?
3-Thiophenecarbonitrile has molecular formula C5H3NS and molecular weight 109.149 g/mol.
Is 3-Thiophenecarbonitrile hazardous?
3-Thiophenecarbonitrile has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.
What are the upstream and downstream products of 3-Thiophenecarbonitrile?
For 3-Thiophenecarbonitrile, Upstream Products: 3-Thiophenecarboxaldehyde, 3-Bromothiophene, 3-Thiopheneboronic acid; Downstream Products: 2-Bromothiophene-3-carbonitrile, 3-Thiophenecarboxamide, thiophene-3-carbothioamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Thiophenecarbonitrile (CAS 1641-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11781-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.