cis-2-Methoxycinnamic acid

顺-2-甲氧基肉桂酸

Also known as: cis-2-MethoxycinnaMic Acid, cis-o-Methyl-o-coumaric acid, cis-o-Methoxycinnamic acid, cis-O-Methyl-o-cumaric acid, cis-o-methoxycinnamicacid, Substance H 36, (Z)-3-(2-methoxyphenyl)prop-2-enoic acid, acideortho-methoxycinnamique

cis-2-Methoxycinnamic acid (CAS 14737-91-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O3 and a molecular weight of 178.185 g/mol. It is also known as cis-2-MethoxycinnaMic Acid, cis-o-Methyl-o-coumaric acid and cis-o-Methoxycinnamic acid. Key properties include a melting point of 94-96ºC(lit.), a boiling point of 325.1±17.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 130.3±14.4 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14737-91-8
Jingsj CID
J-1121650-6
Molecular Formula
C10H10O3
Chinese Name
顺-2-甲氧基肉桂酸
Molecular Weight
178.185 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point94-96ºC(lit.)
Boiling Point325.1±17.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point130.3±14.4 °C
Exact Mass178.062988
PSA46.53000
LogP2.42
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.591

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of cis-2-Methoxycinnamic acid?

The CAS number of cis-2-Methoxycinnamic acid is 14737-91-8.

What are the molecular formula and molecular weight of cis-2-Methoxycinnamic acid?

cis-2-Methoxycinnamic acid has molecular formula C10H10O3 and molecular weight 178.185 g/mol.

Is cis-2-Methoxycinnamic acid hazardous?

cis-2-Methoxycinnamic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of cis-2-Methoxycinnamic acid?

For cis-2-Methoxycinnamic acid, Upstream Products: Coumarin, iodomethane, trans-2-Methoxycinnamic acid; Downstream Products: Coumarin, 3-(2-Methoxyphenyl)propanoic acid, trans-2-Methoxycinnamic acid.

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

Last updated:

How to cite: Jingsj. "cis-2-Methoxycinnamic acid (CAS 14737-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1121650-6 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.