4-(Thiophen-2-yl)benzaldehyde

4-(2-噻吩基)苯甲醛

Also known as: 4-(2-Thienyl)benzaldehyde, 4-(2-Thienyl)benzaldeyde, 4-(Thien-2-yl)benzaldehyde, 4-(thiophene-2-yl)benzaldehyde, 4-THIOPHEN-2-YL-BENZALDEHYDE, 4-thiophen-2-ylbenzaldehyde, 2-(4'-formylphenyl)thiophene, AKOS BAR-0193, AKOS BAR-0194, Benzaldehyde, 4-(2-thienyl)-, Benzaldehyde,4-(2-thienyl), MFCD04038019, SALOR-INT L300144-1EA, TIMTEC-BB SBB005905

4-(Thiophen-2-yl)benzaldehyde (CAS 107834-03-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H8OS and a molecular weight of 188.246 g/mol. It is also known as 4-(2-Thienyl)benzaldehyde, 4-(2-Thienyl)benzaldeyde and 4-(Thien-2-yl)benzaldehyde. Key properties include a melting point of 67 °C, a boiling point of 324.9±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 122.1±10.4 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
107834-03-7
Jingsj CID
J-22510-0
Molecular Formula
C11H8OS
Chinese Name
4-(2-噻吩基)苯甲醛
Molecular Weight
188.246 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point67 °C
Boiling Point324.9±25.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point122.1±10.4 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-(Thiophen-2-yl)benzaldehyde?

The CAS number of 4-(Thiophen-2-yl)benzaldehyde is 107834-03-7.

What are the molecular formula and molecular weight of 4-(Thiophen-2-yl)benzaldehyde?

4-(Thiophen-2-yl)benzaldehyde has molecular formula C11H8OS and molecular weight 188.246 g/mol.

Is 4-(Thiophen-2-yl)benzaldehyde hazardous?

4-(Thiophen-2-yl)benzaldehyde has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-(Thiophen-2-yl)benzaldehyde (CAS 107834-03-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22510-0 (accessed 2026-10-24).

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