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6-Methoxynicotinaldehyde

Also known as: 2-Methoxypyridine-5-carboxaldehyde, 3-Formyl-6-methoxypyridine, 3-Pyridinecarboxaldehyde, 6-methoxy-, 5-Formyl-2-methoxypyridine, 6-Methoxy-3-nicotinaldehyde, 6-Methoxy-3-pyridinecarboxaldehyde, 6-Methoxy-pyridine-3-carbaldehyde, 6-Methoxypyridine-3-carbaldehyde, MFCD02683446

6-Methoxynicotinaldehyde (CAS 65873-72-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7NO2 and a molecular weight of 137.14 g/mol. Key properties include a melting point of 51-54 °C(lit.), a boiling point of 244.2±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 101.5±21.8 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
65873-72-5
Jingsj CID
J-38441-8
Molecular Formula
C7H7NO2
Molecular Weight
137.14 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-54 °C(lit.)
Boiling Point244.2±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point101.5±21.8 °C
Exact Mass137.047684
PSA39.19000
LogP1.31
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.551
Additional Propertyinsoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • 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 6-Methoxynicotinaldehyde?

The CAS number of 6-Methoxynicotinaldehyde is 65873-72-5.

What are the molecular formula and molecular weight of 6-Methoxynicotinaldehyde?

6-Methoxynicotinaldehyde has molecular formula C7H7NO2 and molecular weight 137.14 g/mol.

Is 6-Methoxynicotinaldehyde hazardous?

6-Methoxynicotinaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 6-Methoxynicotinaldehyde?

For 6-Methoxynicotinaldehyde, Upstream Products: 5-Bromo-2-methoxypyridine, N,N-Dimethylformamide, 6-Methoxynicotinonitrile; Downstream Products: (6-Methoxypyridin-3-yl)methanol, 6-Methoxynicotinic acid, 6-Hydroxynicotinaldehyde.

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-Methoxynicotinaldehyde (CAS 65873-72-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38441-8 (accessed 2026-11-09).

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