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CAS 99811-83-3

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1,4-Benzenedicarboxylic acid, mixed esters with diethylene glycol, ethylene glycol and triethylene glycol, polymers with phthalic anhydride and propylene glycol

Description:
The chemical substance known as "1,4-Benzenedicarboxylic acid, mixed esters with diethylene glycol, ethylene glycol and triethylene glycol, polymers with phthalic anhydride and propylene glycol," identified by CAS number 99811-83-3, is a type of polyester. This compound is characterized by its polymeric structure, which results from the reaction of 1,4-benzenedicarboxylic acid (also known as terephthalic acid) with various glycols, including diethylene glycol, ethylene glycol, and triethylene glycol. The presence of phthalic anhydride contributes to its cross-linked structure, enhancing thermal stability and mechanical properties. This polymer exhibits good chemical resistance, flexibility, and durability, making it suitable for applications in coatings, adhesives, and plastics. Additionally, it may possess varying degrees of hydrophilicity depending on the ratio of the glycols used in its synthesis. Overall, this substance is valued for its versatility and performance in various industrial applications.
Formula:(C8H6O4·C8H4O3·C6H14O4·C4H10O3·C3H8O2·C2H6O2)x
InChI:InChI=1S/C8H6O4.C8H4O3.C6H14O4.C4H10O3.C3H8O2.C2H6O2/c9-7(10)5-1-2-6(4-3-5)8(11)12;9-7-5-3-1-2-4-6(5)8(10)11-7;7-1-3-9-5-6-10-4-2-8;5-1-3-7-4-2-6;1-3(5)2-4;3-1-2-4/h1-4H,(H,9,10)(H,11,12);1-4H;7-8H,1-6H2;5-6H,1-4H2;3-5H,2H2,1H3;3-4H,1-2H2
InChI key:InChIKey=NHYUVOSGEFSXBQ-UHFFFAOYSA-N
SMILES:C(COCCO)OCCO.O(CCO)CCO.C(CO)O.C(O)(=O)C1=CC=C(C(O)=O)C=C1.O=C1C=2C(C(=O)O1)=CC=CC2.C(CO)(C)O
Synonyms:
  • 1,4-Benzenedicarboxylic acid, mixed esters with diethylene glycol, ethylene glycol and triethylene glycol, polymers with phthalic anhydride and propylene glycol
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