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2-Chloro-3-pyridinecarboxaldehyde

Also known as: 2-Chloro-3-formylpyridine, 2-Chloronicotinaldehyde, 2-Chloropyridine-3-carboxaldehyde, 2-Chloropyridine-3-carbaldehyde, 2-Chloro-3-pyridylcarboxaldehyde, 2-Chloro-pyridin-3-carbaldehyde, 2-Chloro-pyridine-3-carbaldehyde, 3-Pyridinecarboxaldehyde, 2-chloro-, CHLORO-2-FORMYL-3-PYRIDINE, Chloro-3-pyridinecarboxaldeh, MFCD01315308

2-Chloro-3-pyridinecarboxaldehyde (CAS 36404-88-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4ClNO and a molecular weight of 141.56 g/mol. Key properties include a melting point of 50-54 °C(lit.), a boiling point of 242.3±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 100.3±21.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
36404-88-3
Jingsj CID
J-7320-1
Molecular Formula
C6H4ClNO
Molecular Weight
141.56 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point50-54 °C(lit.)
Boiling Point242.3±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point100.3±21.8 °C
Exact Mass140.998138
PSA29.96000
LogP1.33
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.593
Storage ConditionsRoom temperature.

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye 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 2-Chloro-3-pyridinecarboxaldehyde?

The CAS number of 2-Chloro-3-pyridinecarboxaldehyde is 36404-88-3.

What are the molecular formula and molecular weight of 2-Chloro-3-pyridinecarboxaldehyde?

2-Chloro-3-pyridinecarboxaldehyde has molecular formula C6H4ClNO and molecular weight 141.56 g/mol.

Is 2-Chloro-3-pyridinecarboxaldehyde hazardous?

2-Chloro-3-pyridinecarboxaldehyde has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 2-Chloro-3-pyridinecarboxaldehyde?

For 2-Chloro-3-pyridinecarboxaldehyde, Upstream Products: 2-Chloropyridine, N,N-Dimethylformamide, 2-Chloronicotinonitrile; Downstream Products: thieno[2,3-b]pyridine-2-carboxylic acid, 2-(Dimethylamino)nicotinaldehyde, ethyl thieno[2,3-b]pyridine-2-carboxylate.

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

Last updated:

How to cite: Jingsj. "2-Chloro-3-pyridinecarboxaldehyde (CAS 36404-88-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7320-1 (accessed 2026-11-09).

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