4,6-Dichloro-5-pyrimidinecarbaldehyde

4,6-二氯-5-嘧啶甲醛

Also known as: 4,6-Dichloropyrimidine-5-carbaldehyde, 4,6-Dichloro-5-formylpyrimidine, 4,6-Dichloropyrimidine-5-carboxaldehyde, 5-Pyrimidinecarbaldehyde, 4,6-dichloro-, MFCD02257701

4,6-Dichloro-5-pyrimidinecarbaldehyde (CAS 5305-40-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2Cl2N2O and a molecular weight of 176.988 g/mol. It is also known as 4,6-Dichloropyrimidine-5-carbaldehyde, 4,6-Dichloro-5-formylpyrimidine and 4,6-Dichloropyrimidine-5-carboxaldehyde. Key properties include a melting point of 70-72, a boiling point of 286.1±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 126.8±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5305-40-8
Jingsj CID
J-1517197-1
Molecular Formula
C5H2Cl2N2O
Chinese Name
4,6-二氯-5-嘧啶甲醛
Molecular Weight
176.988 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point70-72
Boiling Point286.1±35.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point126.8±25.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4,6-Dichloro-5-pyrimidinecarbaldehyde?

The CAS number of 4,6-Dichloro-5-pyrimidinecarbaldehyde is 5305-40-8.

What are the molecular formula and molecular weight of 4,6-Dichloro-5-pyrimidinecarbaldehyde?

4,6-Dichloro-5-pyrimidinecarbaldehyde has molecular formula C5H2Cl2N2O and molecular weight 176.988 g/mol.

Is 4,6-Dichloro-5-pyrimidinecarbaldehyde hazardous?

4,6-Dichloro-5-pyrimidinecarbaldehyde 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. "4,6-Dichloro-5-pyrimidinecarbaldehyde (CAS 5305-40-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517197-1 (accessed 2026-10-22).

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