Niobium oxalate
Also known as: Columbium oxalate, Ethanedioic acid, niobium salt, Niobium(V) oxalate, Oxalic acid, niobium salt, niobium(2+),oxalate
Niobium oxalate (CAS 21348-59-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H5NbO20 and a molecular weight of 538.04100 g/mol. Key properties include a boiling point of 365.1ºC at 760 mmHg and a flash point of 188.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21348-59-4
- Jingsj CID
- J-1099341-7
- Molecular Formula
- C10H5NbO20
- Molecular Weight
- 538.04100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 365.1ºC at 760 mmHg |
|---|---|
| Flash Point | 188.8ºC |
| Exact Mass | 537.84400 |
| PSA | 318.00000 |
| Appearance | Powder |
| Vapor Pressure | 2.51E-06mmHg at 25°C |
Customs & Trade Information
| HS Code | 2917119000 |
|---|---|
| Summary | 2917119000 oxalic acid salts and esters VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Niobium oxalate?
The CAS number of Niobium oxalate is 21348-59-4.
What are the molecular formula and molecular weight of Niobium oxalate?
Niobium oxalate has molecular formula C10H5NbO20 and molecular weight 538.04100 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Niobium oxalate (CAS 21348-59-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1099341-7 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.