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Methyl 3-formylbenzoate

Also known as: 3-(Methoxycarbonyl)benzaldehyde, 3-Carbomethoxybenzaldehyde, 3-formyl-benzoic acid methyl ester, 3-methoxycarbonylbenzaldehyde, Benzoic acid, 3-formyl-, methyl ester, Methyl m-formylbenzoate, Methyl benzaldehyde-3-carboxylate, m-carbomethoxybenzaldehyde, methyl 3-methanoylbenzoate, MFCD00189379

Methyl 3-formylbenzoate (CAS 52178-50-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8O3 and a molecular weight of 164.158 g/mol. Key properties include a melting point of 48-55ºC, a boiling point of 272.8±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 118.2±22.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52178-50-4
Jingsj CID
J-45326-9
Molecular Formula
C9H8O3
Molecular Weight
164.158 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48-55ºC
Boiling Point272.8±23.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point118.2±22.7 °C
Exact Mass164.047348
PSA43.37000
LogP1.90
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.558

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 3-formylbenzoate?

The CAS number of Methyl 3-formylbenzoate is 52178-50-4.

What are the molecular formula and molecular weight of Methyl 3-formylbenzoate?

Methyl 3-formylbenzoate has molecular formula C9H8O3 and molecular weight 164.158 g/mol.

Is Methyl 3-formylbenzoate hazardous?

Methyl 3-formylbenzoate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of Methyl 3-formylbenzoate?

For Methyl 3-formylbenzoate, Upstream Products: Methyl 3-iodobenzoate, Methanol, 3-Carboxybenzaldehyde; Downstream Products: Methyl hydrogen isophthalate, Methyl 3-cyanobenzoate, 3-[(Dimethylamino)methyl]benzoic 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 3-formylbenzoate (CAS 52178-50-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45326-9 (accessed 2026-11-09).

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