2,3,3',4'-Biphenyltetracarboxylic dianhydride
Also known as: α-BPDA, a-BPDA, 4,5'-Biisobenzofuran-1,1',3,3'-tetrone, [4,5'-Biisobenzofuran]-1,1',3,3'-tetrone, 4,5'-Bi[isobenzofuran-1,3-dione], 3,4'-Diphenylphthalic anhydride, Biphenyl-2,3,3',4'-tetracarboxylic dianhydride
2,3,3',4'-Biphenyltetracarboxylic dianhydride (CAS 36978-41-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H6O6 and a molecular weight of 294.215 g/mol. Key properties include a boiling point of 609.3±48.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 274.9±29.6 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 36978-41-3
- Jingsj CID
- J-1353162-9
- Molecular Formula
- C16H6O6
- Molecular Weight
- 294.215 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Boiling Point | 609.3±48.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 274.9±29.6 °C |
| Exact Mass | 294.016449 |
| PSA | 86.74000 |
| LogP | 2.74 |
| Vapor Pressure | 0.0±1.7 mmHg at 25°C |
| Refractive Index | 1.697 |
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2,3,3',4'-Biphenyltetracarboxylic dianhydride?
The CAS number of 2,3,3',4'-Biphenyltetracarboxylic dianhydride is 36978-41-3.
What are the molecular formula and molecular weight of 2,3,3',4'-Biphenyltetracarboxylic dianhydride?
2,3,3',4'-Biphenyltetracarboxylic dianhydride has molecular formula C16H6O6 and molecular weight 294.215 g/mol.
Which suppliers offer 2,3,3',4'-Biphenyltetracarboxylic dianhydride?
1 supplier(s) listed; request a quote for pricing.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3,3',4'-Biphenyltetracarboxylic dianhydride (CAS 36978-41-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1353162-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.