CAS 889852-02-2

Poly[(3-oxo-1(3H)-isobenzofuranylidene)-1,4-phenyleneoxycarbonyl-1,4-phenylenecarbonyloxy-1,4-phenylene]

Description:

Poly[(3-oxo-1(3H)-isobenzofuranylidene)-1,4-phenyleneoxycarbonyl-1,4-phenylenecarbonyloxy-1,4-phenylene], identified by CAS number 889852-02-2, is a synthetic polymer characterized by its complex structure, which includes multiple aromatic and carbonyl functionalities. This polymer exhibits properties typical of polyesters and polycarbonates, such as good thermal stability and mechanical strength. Its unique isobenzofuran moiety contributes to its potential applications in advanced materials, particularly in fields requiring lightweight and durable components. The presence of phenylene units enhances its rigidity and may improve its resistance to chemical degradation. Additionally, the polymer's structure suggests potential for specific interactions with other materials, making it suitable for use in coatings, adhesives, or composite materials. Its synthesis typically involves polycondensation reactions, and the resulting polymer can be processed into various forms, including films and fibers. Overall, this polymer's distinctive chemical architecture positions it as a candidate for innovative applications in materials science and engineering.

Formula: (C₂₈H₁₆O₆)n

Synonyms:

• Poly(phthalidylidene-p-phenyleneoxyterephthaloyloxy-p-phenylene)
• 1,4-Benzenedicarboxylic acid-4,4'-phthalidylidenediphenol copolymer,SRU
• F 2
• F 2 (polyester)
• Fv 2
• FV 2 (polyester)
• Phenolphthalein-terephthalicacid copolymer, SRU
• Phenolphthalein-terephthalic acid dichloride copolymer,SRU
• Phenolphthalein-terephthaloyl chloride copolymer, SRU
• Phenolphthalein-terephthaloyl dichloride copolymer, SRU
• Phthalidylidenediphenol-terephthalic acid copolymer, sru

MONOBENZYLFOSAPREPITANT

CAS: 889852-02-2

Formula: C₃₀H₂₈F₇N₄O₆P

Purity: 98%

Color and Shape: Solid

Molecular weight: 704.5291

Ref: IN-DA01E5OG

Fosaprepitant Benzyl Ester

CAS: 889852-02-2

Formula: C₃₀H₂₈F₇N₄O₆P

Color and Shape: White To Off-White Solid

Molecular weight: 704.54

Ref: 4Z-F-363

Fosaprepitant Benzyl Ester

CAS: 889852-02-2

Formula: C₃₀H₂₈F₇N₄O₆P

Molecular weight: 704.54

Ref: ST-EA-CP-F36006

Monobenzyl Fosaprepitant

Controlled Product

CAS: 889852-02-2

Formula: C₃₀H₂₈F₇N₄O₆P

Color and Shape: Neat

Molecular weight: 704.53

Ref: TR-M524660

Monobenzyl fosaprepitant

CAS: 889852-02-2

Monobenzyl fosaprepitant is a drug product that is used for research and development purposes. It is an impurity standard for the analysis of API (Active Pharmaceutical Ingredient) impurities, which are synthetic products. Monobenzyl fosaprepitant has been shown to be metabolized in vitro. The metabolism studies have shown that this compound can be hydrolyzed by esterases or glucuronidases, oxidized by cytochrome P450 enzymes, reduced by glutathione reductase, or conjugated with glucuronic acid. Monobenzyl fosaprepitant is a high-purity analytical standard and is used as a pharmacopoeia monograph material.

Formula: C₃₀H₂₈F₇N₄O₆P

Purity: Min. 95%

Molecular weight: 704.50 g/mol

Ref: 3D-PKB85202