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6-Aminonicotinic acid

Also known as: 2-Amino-5-pyridinecarboxylic acid, 2-Amino-5-carboxypyridine, 2-Aminopyridine-5-carboxylic acid, 3-Pyridinecarboxylic acid, 6-amino-, 5-Carboxy-2-aminopyridine, 6-Aminopyridine-3-carboxylic acid, 6-Amino-3-pyridinecarboxylic acid, NSC 229361, MFCD00006326, EINECS 221-630-4

6-Aminonicotinic acid (CAS 3167-49-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O2 and a molecular weight of 138.124 g/mol. Key properties include a melting point of >300 °C(lit.), a boiling point of 222.6±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 88.4±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
3167-49-5
Jingsj CID
J-23442-4
Molecular Formula
C6H6N2O2
Molecular Weight
138.124 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Melting Point>300 °C(lit.)
Boiling Point222.6±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point88.4±30.1 °C
Exact Mass138.042923
PSA76.21000
LogP-0.74
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.630
Additional Propertyca 1.0 g/L (20 ºC)

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-Aminonicotinic acid?

The CAS number of 6-Aminonicotinic acid is 3167-49-5.

What are the molecular formula and molecular weight of 6-Aminonicotinic acid?

6-Aminonicotinic acid has molecular formula C6H6N2O2 and molecular weight 138.124 g/mol.

What are the upstream and downstream products of 6-Aminonicotinic acid?

For 6-Aminonicotinic acid, Upstream Products: 2-Amino-5-chloropyridine, Carbon dioxide, 6-Acetamidonicotinic acid; Downstream Products: tert-butyl N-[5-(chloromethyl)pyridin-2-yl]carbamate, 6-Hydroxynicotinic acid, 3,5-Dibromo-2-pyridinamine.

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

Last updated:

How to cite: Jingsj. "6-Aminonicotinic acid (CAS 3167-49-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23442-4 (accessed 2026-11-09).

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