What is the 4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE)?

4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE) is , while it's Molecular Formula is C31H20O8. 4,4'-(4,4'-Isopropylidenediphenoxy)bis(phthalic anhydride) be used for the preparation of a polyimide material.

What is the 4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE)?

4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE) is , while it's Molecular Formula is C31H20O8. 4,4'-(4,4'-Isopropylidenediphenoxy)bis(phthalic anhydride) be used for the preparation of a polyimide material.

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38103-06-9

Q: What is the CAS number for 4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE)?

The CAS number of 4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE) is 38103-06-9.

Product Name：4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE) (BPADA)
Molecular Formula：C₃₁H₂₀O8
Specifications：99%
Molecular Weight：520.495

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Product Details;

CasNo： 38103-06-9

Molecular Formula： C₃₁H₂₀O8

High Quality 4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE) (BPADA) 38103-06-9 Powder In Bulk Supply

Molecular Formula:C31H20O8
Molecular Weight:520.495
Vapor Pressure:0Pa at 25℃
Melting Point:184-187 °C(lit.)
Boiling Point:712.283 °C at 760 mmHg
Flash Point:302.233 °C
PSA：105.20000
Density:1.406 g/cm³
LogP:6.21830

4,4'-(4,4'-ISOPROPYLIDENEDIPHENOXY)BIS(PHTHALIC ANHYDRIDE)(Cas 38103-06-9) Usage

Uses	4,4'-(4,4'-Isopropylidenediphenoxy)bis(phthalic anhydride) be used for the preparation of a polyimide material.
Preparation	4,4′-Isopropylidenediphenoxy bis(phthalic anhydride) (BPADA) is a kind of aromatic. It can be synthesized from 4-chlorophthalic anhydride and bisphenol A.
Flammability and Explosibility	Notclassified

IUPAC Name: 5-[4-[2-[4-[(1,3-dioxo-2-benzofuran-5-yl)oxy]phenyl]propan-2-yl]phenoxy]-2-benzofuran-1,3-dione
Isomeric SMILES: CC(C)(C1=CC=C(C=C1)OC2=CC3=C(C=C2)C(=O)OC3=O)C4=CC=C(C=C4)OC5=CC6=C(C=C5)C(=O)OC6=O
InChIKey: MQAHXEQUBNDFGI-UHFFFAOYSA-N
InChI: InChI=1S/C31H20O8/c1-31(2,17-3-7-19(8-4-17)36-21-11-13-23-25(15-21)29(34)38-27(23)32)18-5-9-20(10-6-18)37-22-12-14-24-26(16-22)30(35)39-28(24)33/h3-16H,1-2H3

38103-06-9 Relevant articles

Synthesis and comparative study on polyetherimides from isomeric 4,4′-isopropylidenediphenoxy bis(phthalic anhydride)s

Hongyu Jiang, Hanzhou Jiang, Guofei Chen, Xingzhong Fang

Journal of Polymer Science, Volume59, Issue13 July 1, 2021 Pages 1434-1445

Two isomers of commercial 4,4′-(4,4′-isopropylidenediphenoxy) bis(phthalic anhydride) (4,4′-BPADA), that is, 3,4′-(4,4′-isopropylidenediphenoxy) bis(phthalic anhydride) (3,4′-BPADA) and 3,3′-(4,4′-isopropylidenediphenoxy) bis(phthalic anhydride) (3,3′-BPADA), were synthesized through aromatic nucleophilic substitution from nitrophthalonitrile and bisphenol A.

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Synthesis, characterization and gas transport properties of new poly(imide siloxane) copolymers from 4,4′-(4,4′-isopropylidenediphenoxy)bis(phthalic anhydride)

Anindita Ghosh a, Suman Kumar Sen b, Barnali Dasgupta b, Susanta Banerjee b, Brigitte Voit a

Journal of Membrane Science Volume 364, Issues 1–2, 15 November 2010, Pages 211-218

Four new poly(imide siloxane)s copolymers have been prepared by the reaction of 4,4′-(4,4′-isopropylidenediphenoxy)bis(phthalic anhydride) (BPADA) with commercially available 4,4′-oxydianiline (ODA) and amino-propyl terminated polydimethylsiloxane (APPS).

38103-06-9 Process route

: 80-05-7
BPA

: 118-45-6
4-chlorophthalic anhydride

: 38103-06-9,74343-20-7
4,4'-bis(4,4'-isopropylidene diphenoxy)-bis(phthalic anhydride)

Conditions

Conditions	Yield
BPA; With N-benzyl-N,N,N-triethylammonium chloride; sodium hydroxide; In water; at 85 - 172 ℃; for 15h; 4-chlorophthalic anhydride; In water; 1,3,5-trimethyl-benzene; at 130 - 145 ℃; for 5h; Time;	85%

: 319-03-9
4-fluorophthalic anhydride

: 2444-90-8,17224-35-0,53794-62-0
bisphenol A disodium salt

: 38103-06-9,74343-20-7
4,4'-bis(4,4'-isopropylidene diphenoxy)-bis(phthalic anhydride)

Conditions

Conditions	Yield
N-[bis(diethylamino)methylene]-N-ethylethane ammonium chloride; In 1,2-dichloro-benzene; at 180 ℃; for 0.25h; Product distribution / selectivity;	90%
N-neopentyl chloride of 4-dibutylaminopyridine; In 1,2-dichloro-benzene; at 175 ℃; for 1h; Product distribution / selectivity;	82%