Poly[di(ethylene glycol) phthalate] diol
Poly[di(ethylene glycol) phthalate] diol (CAS: 698388-01-1) is a polyester diol with the chemical formula H[-O(CH2CH2O)2COC6H4-2-CO-]nO(CH2CH2O)2H. This compound serves as a versatile crosslinker and is utilized in materials science and polymer science. Its physical properties include a refractive index of n20/D 1.519 and a density of 1.24 g/mL at 25 °C, with a viscosity of 2,000-3,000 cP at 25 °C.
![Poly[di(ethylene glycol) phthalate] diol (H[-O(CH2CH2O)2COC6H4-2-CO-]nO(CH2CH2O)2H) — chemical structure, CAS 698388-01-1; Materials Science, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F698388-01-1.png&w=3840&q=75)
Crosslinking Agent
This diol functions as an effective crosslinking agent in various polymer systems. It can be used to enhance the mechanical properties and durability of polymers by forming a three-dimensional network.
Polymer Science Research
Utilised as a reagent in polymer science, it allows for the synthesis of novel polymers and the modification of existing polymer structures. Its diol functionality makes it suitable for step-growth polymerization.
Materials Science Applications
Applied in materials science for the development of advanced materials. Its specific chemical structure can impart desirable characteristics such as flexibility and chemical resistance to the final material.
| Linear formula | H[-O(CH2CH2O)2COC6H4-2-CO-]nO(CH2CH2O)2H |
|---|---|
| Density | 1.24 g/mL at 25 °C |
| Refractive index | n20/D 1.519 |
| Viscosity | 2,000-3,000 cP(25 °C)(lit.) |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Poly[di(ethylene glycol) phthalate] diol used for?
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Poly[di(ethylene glycol) phthalate] diol is used as a crosslinking agent in polymer science and materials science applications.
What are the CAS number and chemical formula for Poly[di(ethylene glycol) phthalate] diol?
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The CAS number is 698388-01-1, and the chemical formula is H[-O(CH2CH2O)2COC6H4-2-CO-]nO(CH2CH2O)2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical, but the specific grade and purity are not detailed in the available data. It is typically considered a technical or research grade, and TSS does not represent it as USP, BP, or EP grade unless explicitly stated.
What are the safety and handling considerations for this chemical?
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This compound is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Handle in a well-ventilated area.
How is this chemical packed, shipped, or exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals. Specific packaging and shipping details can be provided upon request, adhering to all relevant international regulations for chemical transport.
How can I request a sample or a quote for Poly[di(ethylene glycol) phthalate] diol?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number (698388-01-1).
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