1,3-Isobenzofurandione, 5,5

1,3-Isobenzofurandione, 5,5 - Names and Identifiers

Name	1,3-Isobenzofurandione, 5,5
Synonyms	1,3-Isobenzofurandione, 5,5 9,9-Bis(3,4-dicarboxyphenyl)fluorene Dianhydride 5,5'-(9H-Fluorene-9,9-diyl)bis(2-benzofuran-1,3-dione) 5,5'-(9H-fluorene-9,9-diyl)bis(isobenzofuran-1,3-dione) 1,3-Isobenzofurandione, 5,5'-(9H-fluoren-9-ylidene)bis- 9,9-Bis(3,4-dicarboxyphenyl)fluorene Dianhydride (BPAF) 9,9-Bis(3,4-dicarboxyphenyl) fluorine Dianhydride (BPAF) 5-[9-(1,3-dioxo-2-benzofuran-5-yl)fluoren-9-yl]-2-benzofuran-1,3-dione
CAS	135876-30-1

1,3-Isobenzofurandione, 5,5 - Physico-chemical Properties

Molecular Formula	C29H14O6
Molar Mass	458.41786
Density	1.521±0.06 g/cm3(Predicted)
Melting Point	269 °C
Boling Point	687.9±55.0 °C(Predicted)
Storage Condition	Room Temprature

1,3-Isobenzofurandione, 5,5 - Introduction

1,3-isobenzofurandione, 5,5 (1,3-isobenzofurandione, 5,5) is an organic compound with the chemical formula C18H8O6.

The properties of the compound are as follows:
1. Appearance: Colorless crystalline solid.
2. Melting Point: about 260-265 ℃.
3. Solubility: The compound has low solubility in common organic solvents.

The main use of 1,3-isobenzofurandione, 5,5 is as a raw material for the synthesis of chemical intermediates and organic materials. It can be used to prepare organic semiconductor materials, high-performance polymers, coatings and dyes.

The preparation method of this compound is more complicated. A common synthesis method is to obtain 9,9-bis (3-methoxyphenyl) fluorene through the condensation reaction of phenol and phthalic acid, then, the target product, 1,3-isobenzofurandione, 5,5, was obtained by oxidation reaction and carboxylation reaction.

With regard to safety information, as the intended use of the compound is more specialized, specific safety information may be described in more detail in the relevant chemical safety information. When handling and handling the compound, appropriate protective measures should be taken, such as wearing protective gloves, goggles and protective clothing, and ensure that the operation is carried out under well-ventilated conditions. If necessary, consult the relevant professional or refer to the chemical's safety data sheet.

Last Update：2024-04-10 22:29:15