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3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde

Also known as: 3-(2-(7-CHLOROQUINOLINE-2-YL)-(E)-VINYL)BENZALDEHYDE, (E)-3-[2-(7-Chloro-2-quinolinyl)ethenyl]benzaldehyde, 3-[(E)-2-(7-CHLORO-2-QUINOLYL)VINYL]BENZALDEHYDE, (E)-3-2-7-Chloro-2-Quinolinyl)-Vinyl-Benzaldehyde, 3-(2-(7-Chloroquinolin-2-yl)vinyl)benzaldehyde, Benzaldehyde, 3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]-, trans-3-[2-(7-Chloro-2-quinolinyl)vinyl]benzaldehyde

3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde (CAS 120578-03-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H12ClNO and a molecular weight of 293.747 g/mol. Key properties include a boiling point of 476.5±33.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 242.0±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120578-03-2
Jingsj CID
J-1525642-5
Molecular Formula
C18H12ClNO
Molecular Weight
293.747 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point476.5±33.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point242.0±25.4 °C
Exact Mass293.060730
PSA29.96000
LogP4.87
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.751

Frequently Asked Questions

What is the CAS number of 3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde?

The CAS number of 3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde is 120578-03-2.

What are the molecular formula and molecular weight of 3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde?

3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde has molecular formula C18H12ClNO and molecular weight 293.747 g/mol.

What are the upstream and downstream products of 3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde?

For 3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde, Upstream Products: 7-Chloro-2-methylquinoline, Isophthalaldehyde, Methyl 2-[(3S)-3-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]benzoate; Downstream Products: (E)-1-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)prop-2-en-1-ol, Methyl 2-[(3S)-3-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]benzoate, Methyl (E)-2-[3-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-oxopropyl]benzoate.

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-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]benzaldehyde (CAS 120578-03-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525642-5 (accessed 2026-11-06).

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