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411698

Sigma-Aldrich

Diphenyl isophthalate

99%

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25 G
$46.93

$46.93

List Price$49.40

Estimated to ship onMay 03, 2025

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25 G
$46.93

About This Item

Linear Formula:
C6H4-1,3-(CO2C6H5)2
CAS Number:
744-45-6
Molecular Weight:
318.32
EC Number:
212-014-6
MDL number:
MFCD00046051
UNSPSC Code:
12352100
PubChem Substance ID:
24865758
NACRES:
NA.22

$46.93

List Price$49.40

Estimated to ship onMay 03, 2025

Request a Bulk Order

Quality Level

100

assay

99%

form

solid

mp

136-138 °C (lit.)

functional group

ester
phenoxy

SMILES string

O=C(Oc1ccccc1)c2cccc(c2)C(=O)Oc3ccccc3

InChI

1S/C20H14O4/c21-19(23-17-10-3-1-4-11-17)15-8-7-9-16(14-15)20(22)24-18-12-5-2-6-13-18/h1-14H

InChI key

FHESUNXRPBHDQM-UHFFFAOYSA-N

Application

Diphenyl isophthalate may be employed for the preparation of:
  • poly(benzoxazole) (PBO) precursor, poly(o-hydroxyamide)[1]
  • 3[4″-hydroxybenzoyl)-4′-hydroxybenzophenone[2]
  • poly(o-hydroxyamide), via polycondensation of 2,2-bis(3-amino-4-hydroxyphenyl)hexafluoropropane in 1-methyl-2-pyrrolidinone[3]

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
08916HF

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The action of aluminum chloride on the diphenyl ester of isophthalic, terephthalic and naphthalic acids.
Blicke FF and Patelski RA.
Journal of the American Chemical Society, 60(10), 2283-2285 (1938)
Catalysts for the preparation of polybenzimidazoles.
Choe E-W.
Journal of Applied Polymer Science, 53(5), 497-506 (1994)
New Convenient Synthetic Route for Photosensitive Poly (benzoxazole).
Ueda M, et al.
J. Photopolym. Sci. Technol., 16(2), 237-242 (2003)
Qianjun Liu et al.
Journal of separation science, 41(8), 1812-1820 (2018-01-14)
A quick, easy, cheap, effective, rugged, and safe procedure was designed to extract pesticide residues from fruits and vegetables with a high percentage of water. It has not been used extensively for the extraction of phthalate esters from sediments, soils
Photosensitive poly (benzoxazole) based on precursor from diphenyl isophthalate and bis (o-aminophenol).
Ebara K, et al.
Polymer, 44(2), 333-339 (2003)

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