3,4,5-Trimethoxybenzaldehyde
Also known as: 3,4,5-trimethoxy-benzaldehyde, Benzaldehyde, 3,4,5-trimethoxy-, 3,4,5-(OMe)3-C6H2CHO, 3,4,5-tri-MeO-C6H2CHO, tri-o-methylgallaldehyde
3,4,5-Trimethoxybenzaldehyde (CAS 86-81-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H12O4 and a molecular weight of 196.200 g/mol. Key properties include a melting point of 72-74 °C(lit.), a boiling point of 311.4±37.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 136.8±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 86-81-7
- Jingsj CID
- J-45286-8
- Molecular Formula
- C10H12O4
- Molecular Weight
- 196.200 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 72-74 °C(lit.) |
|---|---|
| Boiling Point | 311.4±37.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 136.8±26.5 °C |
| Exact Mass | 196.073563 |
| PSA | 44.76000 |
| LogP | 1.40 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.525 |
| Additional Property | slightly soluble |
Activity & Biological Data
| Additional Information | [1]. Basanti LalHiran, et al. Oxidation of 3,4,5-trimethoxybenzaldehyde by pyridinium fluorochromate in N,N-dimethyl formamide medium: A kinetic and mechanistic study. Arabian Journal of Chemistry. Volume 9, Supplement 1, September 2016, Pages S440-S445 |
|---|
Customs & Trade Information
| HS Code | 2912499000 |
|---|---|
| Summary | 2912499000. 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 3,4,5-Trimethoxybenzaldehyde?
The CAS number of 3,4,5-Trimethoxybenzaldehyde is 86-81-7.
What are the molecular formula and molecular weight of 3,4,5-Trimethoxybenzaldehyde?
3,4,5-Trimethoxybenzaldehyde has molecular formula C10H12O4 and molecular weight 196.200 g/mol.
What are the upstream and downstream products of 3,4,5-Trimethoxybenzaldehyde?
For 3,4,5-Trimethoxybenzaldehyde, Upstream Products: 3,4,5-Trimethoxybenzoyl chloride, 3,4,5-Trimethoxybenzyl alcohol, 3,4,5-Trimethoxybenzoic acid; Downstream Products: 2-(3,4,5-Trimethoxyphenyl)ethanol, 3,4,5-trimethoxybenzyl chloride, 5-[isocyano-(4-methylphenyl)sulfonylmethyl]-1,2,3-trimethoxybenzene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,4,5-Trimethoxybenzaldehyde (CAS 86-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45286-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.