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2,4,6-Trimethylbenzaldehyde

Also known as: Mesitaldehyde, Mesitylaldehyde, 2-Formylmesitylene, 2-Formyl-1,3,5-trimethylbenzene, Benzaldehyde, 2,4,6-trimethyl-, Mesitylene-2-carbaldehyde

2,4,6-Trimethylbenzaldehyde (CAS 487-68-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H12O and a molecular weight of 148.202 g/mol. Key properties include a melting point of 10-12 °C(lit.), a boiling point of 241.5±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 105.6±0.0 °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.
487-68-3
Jingsj CID
J-5489-6
Molecular Formula
C10H12O
Molecular Weight
148.202 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point10-12 °C(lit.)
Boiling Point241.5±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point105.6±0.0 °C
Exact Mass148.088821
PSA17.07000
LogP3.02
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.546

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2912299000
Summary2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,4,6-Trimethylbenzaldehyde?

The CAS number of 2,4,6-Trimethylbenzaldehyde is 487-68-3.

What are the molecular formula and molecular weight of 2,4,6-Trimethylbenzaldehyde?

2,4,6-Trimethylbenzaldehyde has molecular formula C10H12O and molecular weight 148.202 g/mol.

Is 2,4,6-Trimethylbenzaldehyde hazardous?

2,4,6-Trimethylbenzaldehyde 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 2,4,6-Trimethylbenzaldehyde?

For 2,4,6-Trimethylbenzaldehyde, Upstream Products: 2-(Bromomethyl)-1,3,5-trimethylbenzene, 2,4,6-Trimethylbenzyl alcohol, 2,4,6-Trimethylbenzoyl chloride; Downstream Products: 1,2,3,5-tetramethylbenzene, Mesitylene, 2,4,6-Trimethylbenzyl alcohol.

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

Last updated:

How to cite: Jingsj. "2,4,6-Trimethylbenzaldehyde (CAS 487-68-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5489-6 (accessed 2026-11-06).

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