2-Carboxy-3,4-dimethoxybenzaldehyde
Also known as: 6-Formyl-2,3-dimethoxybenzoic acid, 5,6-Dimethoxyphthalaldehydic acid, Opianic acid, 2,3-Dimethoxy-6-formylbenzoic acid, 5,6-Dimethoxy-2-formylbenzoic acid, Benzoic acid, 6-formyl-2,3-dimethoxy-, 6-Formyl-2,3-dimethoxy-benzoic acid
2-Carboxy-3,4-dimethoxybenzaldehyde (CAS 519-05-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H10O5 and a molecular weight of 210.18300 g/mol. Key properties include a melting point of 145-148°C, a boiling point of 386.3ºC at 760 mmHg, a density of 1.3 g/cm3 and a flash point of 155.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 519-05-1
- Jingsj CID
- J-6646-2
- Molecular Formula
- C10H10O5
- Molecular Weight
- 210.18300 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 145-148°C |
|---|---|
| Boiling Point | 386.3ºC at 760 mmHg |
| Density | 1.3 g/cm3 |
| Flash Point | 155.1ºC |
| Exact Mass | 210.05300 |
| PSA | 72.83000 |
| LogP | 1.21450 |
| Refractive Index | 1.573 |
Customs & Trade Information
| HS Code | 2918990090 |
|---|---|
| Summary | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Carboxy-3,4-dimethoxybenzaldehyde?
The CAS number of 2-Carboxy-3,4-dimethoxybenzaldehyde is 519-05-1.
What are the molecular formula and molecular weight of 2-Carboxy-3,4-dimethoxybenzaldehyde?
2-Carboxy-3,4-dimethoxybenzaldehyde has molecular formula C10H10O5 and molecular weight 210.18300 g/mol.
What are the upstream and downstream products of 2-Carboxy-3,4-dimethoxybenzaldehyde?
For 2-Carboxy-3,4-dimethoxybenzaldehyde, Upstream Products: Veratraldehyde, Noscapine, Meconine; Downstream Products: Veratraldehyde, Veratric acid, Isovanillin.
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-Carboxy-3,4-dimethoxybenzaldehyde (CAS 519-05-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6646-2 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.