3,4-Dimethoxycinnamonitrile
Also known as: 3,4-Dimethoxycinnamonitrile, (2E)-3-(3,4-dimethoxyphenyl)acrylonitrile, (E)-3-(3,4-dimethoxyphenyl)prop-2-enenitrile, 2-Propenenitrile, 3-(3,4-dimethoxyphenyl)-, (2E)-, 3-(3,4-Dimethoxyphenyl)acrylonitrile, β-(3,4-Dimethoxyphenyl)acrylonitrile, Donepezil Intermediate 21
3,4-Dimethoxycinnamonitrile (CAS 6443-72-7) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H11NO2 and a molecular weight of 189.210 g/mol. Key properties include a melting point of 181-184ºC, a boiling point of 339.2±27.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 134.3±16.9 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 6443-72-7
- Jingsj CID
- J-6635-3
- Molecular Formula
- C11H11NO2
- Molecular Weight
- 189.210 g/mol
- Category
- Nitrogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 181-184ºC |
|---|---|
| Boiling Point | 339.2±27.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 134.3±16.9 °C |
| Exact Mass | 189.078979 |
| PSA | 42.25000 |
| LogP | 2.15 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.558 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
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 3,4-Dimethoxycinnamonitrile?
The CAS number of 3,4-Dimethoxycinnamonitrile is 6443-72-7.
What are the molecular formula and molecular weight of 3,4-Dimethoxycinnamonitrile?
3,4-Dimethoxycinnamonitrile has molecular formula C11H11NO2 and molecular weight 189.210 g/mol.
Is 3,4-Dimethoxycinnamonitrile hazardous?
3,4-Dimethoxycinnamonitrile has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.
What are the upstream and downstream products of 3,4-Dimethoxycinnamonitrile?
For 3,4-Dimethoxycinnamonitrile, Upstream Products: Veratraldehyde, Cyanoacetic acid, (Triphenylphosphoranylidene)acetonitrile; Downstream Products: 3-(3,4-Dimethoxyphenyl)propan-1-amine, Annuloline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,4-Dimethoxycinnamonitrile (CAS 6443-72-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6635-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.