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Methyl 5-hydroxynicotinate

Also known as: 5-Hydroxy-3-pyridinecarboxylic Acid Methyl Ester, 5-Hydroxynicotinic Acid Methyl Ester, Methyl 5-hydroxy-3-pyridinecarboxylate, methyl 5-hydroxypyridine-3-carboxylate, 3-Pyridinecarboxylic acid, 5-hydroxy-, methyl ester, 5-Hydroxy-nicotinic acid methyl ester, METHYL 5-HYDROXY-3-PYRIDINECARBOXYLATE

Methyl 5-hydroxynicotinate (CAS 30766-22-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H7NO3 and a molecular weight of 153.135 g/mol. Key properties include a melting point of 190ºC, a boiling point of 374.2±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 180.1±22.3 °C. It is classified under GHS with signal word Danger and hazard statements H315 — Causes skin irritation, H318 — Causes serious eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
30766-22-4
Jingsj CID
J-875005-8
Molecular Formula
C7H7NO3
Molecular Weight
153.135 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point190ºC
Boiling Point374.2±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point180.1±22.3 °C
Exact Mass153.042587
PSA59.42000
LogP1.23
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.552
Storage ConditionsKeep Cold

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • 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 Methyl 5-hydroxynicotinate?

The CAS number of Methyl 5-hydroxynicotinate is 30766-22-4.

What are the molecular formula and molecular weight of Methyl 5-hydroxynicotinate?

Methyl 5-hydroxynicotinate has molecular formula C7H7NO3 and molecular weight 153.135 g/mol.

Is Methyl 5-hydroxynicotinate hazardous?

Methyl 5-hydroxynicotinate has GHS signal word Danger and hazard statements H315 — Causes skin irritation; H318 — Causes serious eye damage; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Methyl 5-hydroxynicotinate?

For Methyl 5-hydroxynicotinate, Upstream Products: Methanol, 5-Hydroxynicotinic acid, Methyl 5-bromonicotinate; Downstream Products: Methyl 5-fluoropyridine-3-carboxylate, Dimethyl pyridine-3,5-dicarboxylate, 5-(Benzyloxy)nicotinic acid.

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

Last updated:

How to cite: Jingsj. "Methyl 5-hydroxynicotinate (CAS 30766-22-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-875005-8 (accessed 2026-11-09).

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