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o-Methoxycinnamaldehyde

Also known as: 2-Methoxycinnamaldehyde, (E)-2-Methoxycinnamaldehyde, (2E)-3-(2-Methoxyphenyl)-2-propenal, 3-(2-Methoxyphenyl)acrylaldehyde, 2-Methoxycinnamic aldehyde, beta-(o-Methoxyphenyl)acrolein, 2'-Methoxycinnamaldehyde, o-Methoxycinnamicaldehyde, ORTHO-METHOXYCINNAMALDEHYDE

o-Methoxycinnamaldehyde (CAS 1504-74-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C10H10O2 and a molecular weight of 162.185 g/mol. Key properties include a melting point of 44-48ºC, a boiling point of 334.8±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 134.4±13.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1504-74-1
Jingsj CID
J-28678-2
Molecular Formula
C10H10O2
Molecular Weight
162.185 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point44-48ºC
Boiling Point334.8±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point134.4±13.9 °C
Exact Mass162.068085
PSA26.30000
LogP2.13
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.559

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Wong HY, et al. Cinnamomum verum Component 2-Methoxycinnamaldehyde: A Novel Anticancer Agent with Both Anti-Topoisomerase I and II Activities in Human Lung Adenocarcinoma A549 Cells In Vitro and In Vivo. Phytother Res. 2016 Feb;30(2):331-40. [2]. Liu YH, et al. Cinnamomum verum ingredient 2-methoxycinnamaldehyde: a new antiproliferative drug targeting topoisomerase I and II in human lung squamous cell carcinoma NCI-H520 cells. Eur J Cancer Prev. 2017 Jul;26(4):314-323. [3]. Jin YH, et al. 2-Methoxycinnamaldehyde inhibits the TNF-α-induced proliferation and migration of human aortic smooth muscle cells. Int J Mol Med. 2017 Jan;39(1):191-198.

Customs & Trade Information

HS Code2912499000
Summary2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of o-Methoxycinnamaldehyde?

The CAS number of o-Methoxycinnamaldehyde is 1504-74-1.

What are the molecular formula and molecular weight of o-Methoxycinnamaldehyde?

o-Methoxycinnamaldehyde has molecular formula C10H10O2 and molecular weight 162.185 g/mol.

Is o-Methoxycinnamaldehyde hazardous?

o-Methoxycinnamaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of o-Methoxycinnamaldehyde?

For o-Methoxycinnamaldehyde, Upstream Products: 3-(2-Methoxyphenyl)propanal, 2-Allylanisole, 2-Methoxycinnamic acid; Downstream Products: 3-(2-Methoxyphenyl)propan-1-ol, 2-Methoxybenzoic acid, 2-Methoxybenzaldehyde.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "o-Methoxycinnamaldehyde (CAS 1504-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28678-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.