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trans-2-nitrocinnamaldehyde

Also known as: 2-nitrocinnamaldehyde, o-nitrocinnamaldehyde, 2-nitrophenylacrolein, 2-nitrophenylacrylaldehyde, 3-(2-nitrophenyl)acrylaldehyde, (E)-3-(2-nitrophenyl)prop-2-enal, trans-2-nitrocinnamaldehyde, trans-3-(2-nitrophenyl)-2-propenal, 2'-nitrocinnamaldehyde

trans-2-nitrocinnamaldehyde (CAS 66894-06-2) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H7NO3 and a molecular weight of 177.15700 g/mol. Key properties include a melting point of 127-129ºC(lit.), a boiling point of 124-126℃ and a density of 1.269±0.06 g/cm3(Predicted). It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H317 — May cause an allergic skin reaction and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66894-06-2
Jingsj CID
J-26429-3
Molecular Formula
C9H7NO3
Molecular Weight
177.15700 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026
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Physicochemical Properties

Melting Point127-129ºC(lit.)
Boiling Point124-126℃
Density1.269±0.06 g/cm3(Predicted)
Exact Mass177.04300
PSA62.89000
LogP2.33010

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of trans-2-nitrocinnamaldehyde?

The CAS number of trans-2-nitrocinnamaldehyde is 66894-06-2.

What are the molecular formula and molecular weight of trans-2-nitrocinnamaldehyde?

trans-2-nitrocinnamaldehyde has molecular formula C9H7NO3 and molecular weight 177.15700 g/mol.

Is trans-2-nitrocinnamaldehyde hazardous?

trans-2-nitrocinnamaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation.

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

Last updated:

How to cite: Jingsj. "trans-2-nitrocinnamaldehyde (CAS 66894-06-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26429-3 (accessed 2026-11-06).

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