O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol
O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol (CAS 65605-36-9) is an amphiphilic triblock copolymer with the linear formula CH3CH(NH2)CH2[OCH(CH3)CH2]l(OCH2CH2)m[OCH2CH(CH3)]nNH2. With a molar mass of approximately 900 g/mol, this compound acts as a versatile intermediate and building block in various chemical syntheses and materials science applications. Its unique structure lends itself to modification and incorporation into complex polymeric systems.
- IUPAC
- Jeffamine® ED-900
- Synonyms
- CH3CH(NH2)CH2[OCH(CH3)CH2]l(OCH2CH2)m[OCH2CH(CH3)]nNH2
![O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol (CH3CH(NH2)CH2[OCH(CH3)CH2]l(OCH2CH2)m[OCH2CH(CH3)]nNH2) — chemical structure, CAS 65605-36-9; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F65605-36-9.png&w=3840&q=75)
Polymer Synthesis
This block copolymer serves as a reactive intermediate in the synthesis of more complex polymers and resins. The terminal amine groups allow for functionalization and cross-linking reactions.
Materials Science
Its amphiphilic nature, arising from the hydrophobic polypropylene glycol blocks and the hydrophilic polyethylene glycol block, makes it valuable in developing novel materials with tailored surface properties or self-assembly characteristics.
Chemical Intermediate
Used in specialty chemical synthesis, it can be employed as a starting material or a key component in multi-step organic reactions requiring a polyether backbone with reactive end groups.
Surface Modification
The compound's structure allows for potential use in surface modification applications, altering hydrophilicity or reactivity of various substrates.
| Linear formula | CH3CH(NH2)CH2[OCH(CH3)CH2]l(OCH2CH2)m[OCH2CH(CH3)]nNH2 |
|---|---|
| Boiling point | 240 °C(lit.) |
| Density | 1.035 g/mL(lit.) |
| Refractive index | n20/D 1.4657 |
| pH | 11.7(lit.) |
| Viscosity | 72 cSt(20 °C)(lit.) |
| Melting point | -10 °C(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | Mr ~900 |
|---|---|
| Eq Wt | 132 g/eq AHEW (Amine hydrogen equivalent wt) |
| Feed Ratio | 3.5:15.5 (PO:EO) |
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 O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol used for?
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This amphiphilic triblock copolymer is primarily used as a reactive intermediate in polymer synthesis and materials science, and as a building block in specialty chemical applications.
What is the CAS number and chemical formula?
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The CAS number is 65605-36-9, and the linear formula is CH3CH(NH2)CH2[OCH(CH3)CH2]l(OCH2CH2)m[OCH2CH(CH3)]nNH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a technical/research grade material. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
What are the safety and handling considerations?
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This product has a flash point of 113 °C (235.4 °F) and is listed with WGK Germany 1. Appropriate personal protective equipment, including eyeshields and gloves, should be worn. It has a melting point of -10 °C and a boiling point of 240 °C.
How is this chemical shipped or exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote?
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Please contact our sales team to request a sample or a quote for O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol. We are here to assist with your chemical sourcing needs.
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