Thermo Scientific Chemicals

3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+%, Thermo Scientific Chemicals

Catalog number: A16529.A4
2.5 kg, Each
Thermo Scientific Chemicals

3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+%, Thermo Scientific Chemicals

Catalog number: A16529.A4
2.5 kg, Each
Quantity
Catalog number: A16529.A4
also known as A16529-A4
Price (USD)
Quantity
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Chemical Identifiers

CAS
2421-28-5
IUPAC Name
5-(1,3-dioxo-1,3-dihydro-2-benzofuran-5-carbonyl)-1,3-dihydro-2-benzofuran-1,3-dione
Molecular Formula
C17H6O7
InChI Key
VQVIHDPBMFABCQ-UHFFFAOYSA-N
SMILES
O=C(C1=CC=C2C(=O)OC(=O)C2=C1)C1=CC=C2C(=O)OC(=O)C2=C1
Form
Powder or flakes
Assay (HPLC)
≥97.0%
Identification (FTIR)
Conforms (UK Sourced Material)
Comment
Material Sourced in UK and US
Appearance (Color)
White to cream to yellow to brown

Description

BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing in epoxy resins. BTDA ultrapure high-purity, high-assay powder for critical polyimide synthesis.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing in epoxy resins. BTDA ultrapure high-purity, high-assay powder for critical polyimide synthesis.

Solubility
Soluble in DMF (0.1 g/mL). Reacts with water.

Notes
Moisture Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents.
RUO – Research Use Only

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