Molekula
3,3,4,4-Biphenyltetracarboxylic dianhydride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
3,3,4,4-Biphenyltetracarboxylic dianhydride (BPDA) is a high-performance aromatic dianhydride used primarily in the synthesis of polyimides, which are valued for their thermal stability, mechanical strength, and resistance to chemicals. These properties make BPDA essential in aerospace, electronics, and high-temperature industrial applications. CAS 2420-87-3, molecular formula C16H6O6, molecular weight 294.22. Stored at ambient conditions, it carries no signal word. Molekula supplies 3,3,4,4-Biphenyltetracarboxylic dianhydride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Melting Point | >298 Deg C |
| Purity | >99% |
| Iron (Fe) | <5ppm |
| Copper (Cu) | <5ppm |
| Potassium (K) | <5ppm |
| Sodium (Na) | <5ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 27714435 |
| CAS Number | 2420-87-3 |
| IUPAC Name | 5-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione |
| EC Number | 219-342-9 |
| Molecular Formula | C16H6O6 |
| Molecular Weight | 294.22 |
| Exact Mass | 294.0164 |
| SMILES | C1=CC2=C(C=C1C3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O |
| InChIKey | WKDNYTOXBCRNPV-UHFFFAOYSA-N |
| InChI | InChI=1S/C16H6O6/c17-13-9-3-1-7(5-11(9)15(19)21-13)8-2-4-10-12(6-8)16(20)22-14(10)18/h1-6H |
| PubChem CID | 75494 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29173995 |
| Tariff Code | 2917398590 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- [5,5'-Biisobenzofuran]-1,1',3,3'-tetraone
- [5,5'-Biisobenzofuran]-1,1',3,3'-tetrone
- 1,1'-Biphenyl-3,3',4,4'-tetracarboxylic acid dianhydride
- 3,3',4,4'-Biphenyltetracarboxylic 3,4:3',4'-dianhydride
- 3,3',4,4'-biphenyltetracarboxylic anhydride
- 4,4'-Biphthalic anhydride
- 4,4'-Biphthalic dianhydride
- 5-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione
- 5,5'-bi-2-benzofuran-1,1',3,3'-tetrone
- BPDA
Frequently asked questions
What is 3,3′,4,4′-Biphenyltetracarboxylic dianhydride (BPDA) commonly used for?
BPDA is primarily used in the synthesis of high-performance polyimides, which are applied in aerospace composites, microelectronics, and high-temperature adhesives due to their thermal and chemical stability.
What is the chemical formula and molecular weight of BPDA?
The chemical formula is **C₁₆H₆O₆**, and the molecular weight is **294.22 g/mol**.
How should BPDA be stored?
Store BPDA in a tightly sealed container at **ambient temperature**, away from moisture and direct sunlight to prevent degradation.
What purity grades of BPDA does Molekula supply?
Molekula supplies **technical-grade BPDA** (typically ≥99% purity) suitable for industrial and research applications.
Can Molekula supply BPDA in bulk quantities?
Yes, Molekula can provide BPDA in **bulk** (minimum order quantities vary; contact us for custom packaging and pricing).
What documentation is provided with a BPDA order?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet detailing purity, impurities, and handling instructions.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.