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3-Bromoisonicotinic acid

Also known as: 3-Bromo-4-pyridinecarboxylic acid, 3-Bromopyridine-4-carboxylic acid, 4-Pyridinecarboxylic acid, 3-bromo-, 3-Bromo-4-carboxypyridine, IFLAB-BB F1957-0038, MFCD00040944

3-Bromoisonicotinic acid (CAS 13959-02-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H4BrNO2 and a molecular weight of 202.005 g/mol. Key properties include a melting point of 237-238ºC, a boiling point of 403.1±30.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 197.6±24.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13959-02-9
Jingsj CID
J-1155132-9
Molecular Formula
C6H4BrNO2
Molecular Weight
202.005 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point237-238ºC
Boiling Point403.1±30.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point197.6±24.6 °C
Exact Mass200.942535
PSA50.19000
LogP1.05
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.617

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 3-Bromoisonicotinic acid?

The CAS number of 3-Bromoisonicotinic acid is 13959-02-9.

What are the molecular formula and molecular weight of 3-Bromoisonicotinic acid?

3-Bromoisonicotinic acid has molecular formula C6H4BrNO2 and molecular weight 202.005 g/mol.

Is 3-Bromoisonicotinic acid hazardous?

3-Bromoisonicotinic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 3-Bromoisonicotinic acid?

For 3-Bromoisonicotinic acid, Upstream Products: 3-Bromopyridine, Carbon dioxide, 3-Bromo-4-methylpyridine; Downstream Products: 1H-Pyrazolo[3,4-c]pyridin-3-amine, Methyl 3-bromoisonicotinate, (3-Bromopyridin-4-yl)methanol.

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

Last updated:

How to cite: Jingsj. "3-Bromoisonicotinic acid (CAS 13959-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1155132-9 (accessed 2026-11-09).

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