3,5-Dichloroisonicotinic acid

3,5-二氯吡啶-4-甲酸

Also known as: 3,5-Dichloro-4-pyridinecarboxylic acid, 3,5-Dichloropyridine-4-carboxylic acid, 4-Pyridinecarboxylic acid, 3,5-dichloro-, dichloroisonicotinic acid, 3,5-Dichloroisonicotinic acid, MFCD01861975, TIMTEC-BB SBB003624, RARECHEM AL BE 0919

3,5-Dichloroisonicotinic acid (CAS 13958-93-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl2NO2 and a molecular weight of 191.999 g/mol. It is also known as 3,5-Dichloro-4-pyridinecarboxylic acid, 3,5-Dichloropyridine-4-carboxylic acid and 4-Pyridinecarboxylic acid, 3,5-dichloro-. Key properties include a melting point of 230 °C (dec.)(lit.), a boiling point of 383.0±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 185.4±26.5 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13958-93-5
Jingsj CID
J-1477049-2
Molecular Formula
C6H3Cl2NO2
Chinese Name
3,5-二氯吡啶-4-甲酸
Molecular Weight
191.999 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point230 °C (dec.)(lit.)
Boiling Point383.0±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point185.4±26.5 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,5-Dichloroisonicotinic acid?

The CAS number of 3,5-Dichloroisonicotinic acid is 13958-93-5.

What are the molecular formula and molecular weight of 3,5-Dichloroisonicotinic acid?

3,5-Dichloroisonicotinic acid has molecular formula C6H3Cl2NO2 and molecular weight 191.999 g/mol.

Is 3,5-Dichloroisonicotinic acid hazardous?

3,5-Dichloroisonicotinic acid 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. "3,5-Dichloroisonicotinic acid (CAS 13958-93-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1477049-2 (accessed 2026-10-22).

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