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4-Hydroxy-3-methylbenzaldehyde

Also known as: 4-Hydroxy-3-methylbenzaldehyde, 3-Methyl-4-hydroxybenzaldehyde, 4-Hydroxy-m-tolualdehyde, 4-Formyl-2-methylphenol, 3-Methyl-p-hydroxybenzaldehyde

4-Hydroxy-3-methylbenzaldehyde (CAS 15174-69-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H8O2 and a molecular weight of 136.148 g/mol. Key properties include a melting point of 118-120 °C(lit.), a boiling point of 250.5±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 105.1±14.4 °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.
15174-69-3
Jingsj CID
J-1344404-7
Molecular Formula
C8H8O2
Molecular Weight
136.148 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point118-120 °C(lit.)
Boiling Point250.5±0.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point105.1±14.4 °C
Exact Mass136.052429
PSA37.30000
LogP1.85
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.602

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2912499000
Summary2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Hydroxy-3-methylbenzaldehyde?

The CAS number of 4-Hydroxy-3-methylbenzaldehyde is 15174-69-3.

What are the molecular formula and molecular weight of 4-Hydroxy-3-methylbenzaldehyde?

4-Hydroxy-3-methylbenzaldehyde has molecular formula C8H8O2 and molecular weight 136.148 g/mol.

Is 4-Hydroxy-3-methylbenzaldehyde hazardous?

4-Hydroxy-3-methylbenzaldehyde 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 4-Hydroxy-3-methylbenzaldehyde?

For 4-Hydroxy-3-methylbenzaldehyde, Downstream Products: 4-Hydroxy-3-methylbenzoic acid, Telmisartan methyl ester, 2-Propyl-4-methyl-6-(1-methylbenzimidazol-2-yl)benzimidazole.

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

Last updated:

How to cite: Jingsj. "4-Hydroxy-3-methylbenzaldehyde (CAS 15174-69-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1344404-7 (accessed 2026-11-09).

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