Isonicotinic acid-d4

异烟酸-D4

Also known as: 4-(2H4)Pyridinecarboxylic acid, Isonicotinic-2,3,5,6-d4 acid, Isonicotinic-d4 acid, D4-Isonicotinic Acid, ISONICOTINIC-D4 ACID, TWBYWOBDOCUKOW-RHQRLBAQSA-N, 4-Pyridine-d-carboxylic acid, (2H4)Pyridine-4-carboxylic acid

Isonicotinic acid-d4 (CAS 53907-55-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6HD4NO2 and a molecular weight of 127.134 g/mol. It is also known as 4-(2H4)Pyridinecarboxylic acid, Isonicotinic-2,3,5,6-d4 acid and Isonicotinic-d4 acid. Key properties include a boiling point of 396.0±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 193.3±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53907-55-4
Jingsj CID
J-1959336-6
Molecular Formula
C6HD4NO2
Chinese Name
异烟酸-D4
Molecular Weight
127.134 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point396.0±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point193.3±20.4 °C

Frequently Asked Questions

What is the CAS number of Isonicotinic acid-d4?

The CAS number of Isonicotinic acid-d4 is 53907-55-4.

What are the molecular formula and molecular weight of Isonicotinic acid-d4?

Isonicotinic acid-d4 has molecular formula C6HD4NO2 and molecular weight 127.134 g/mol.

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

Last updated:

How to cite: Jingsj. "Isonicotinic acid-d4 (CAS 53907-55-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959336-6 (accessed 2026-10-25).

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