Ethyl 1-cyanocyclopropanecarboxylate
Also known as: Ethyl 1-cyano-1-cyclopropanecarboxylate, 1-Cyano-cyclopropanecarboxylic acid ethyl ester, Cyclopropanecarboxylic acid, 1-cyano-, ethyl ester, MFCD00040159, ethyl 1-cyanocyclopropane-1-carboxylate, NSC666530
Ethyl 1-cyanocyclopropanecarboxylate (CAS 1558-81-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2 and a molecular weight of 139.152 g/mol. Key properties include a boiling point of 222.8±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 94.9±9.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1558-81-2
- Jingsj CID
- J-43079-5
- Molecular Formula
- C7H9NO2
- Molecular Weight
- 139.152 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 222.8±23.0 °C at 760 mmHg |
|---|---|
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 94.9±9.4 °C |
| Exact Mass | 139.063324 |
| PSA | 50.09000 |
| LogP | 0.03 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.466 |
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Ethyl 1-cyanocyclopropanecarboxylate?
The CAS number of Ethyl 1-cyanocyclopropanecarboxylate is 1558-81-2.
What are the molecular formula and molecular weight of Ethyl 1-cyanocyclopropanecarboxylate?
Ethyl 1-cyanocyclopropanecarboxylate has molecular formula C7H9NO2 and molecular weight 139.152 g/mol.
What are the upstream and downstream products of Ethyl 1-cyanocyclopropanecarboxylate?
For Ethyl 1-cyanocyclopropanecarboxylate, Upstream Products: 1,2-Dibromoethane, Ethyl cyanoacetate, 1-Bromo-2-chloroethane; Downstream Products: Ethyl 1-(aminomethyl)cyclopropanecarboxylate, [1-(Aminomethyl)cyclopropyl]methanol, Diethyl 1,1-cyclopropanedicarboxylate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl 1-cyanocyclopropanecarboxylate (CAS 1558-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43079-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.