Pentaerythritol tetrakis(3-mercaptopropionate)
Pentaerythritol tetrakis(3-mercaptopropionate) (CAS: 7575-23-7) is a thiol-functionalized ester with a molecular weight of 488.66 g/mol. Its structure, (HSCH₂CH₂COOCH₂ )₄C, facilitates its use as a key component in materials science and polymer chemistry. This compound acts as an effective chain transfer agent, crucial for controlling molecular weight and architecture during polymerization processes, making it valuable in the synthesis of advanced polymeric materials.
Chain Transfer Agent in Polymerization
This compound serves as an efficient chain transfer agent, enabling precise control over the molecular weight and architecture of polymers during radical polymerization. It is integral in the synthesis of various polymer types where specific chain lengths and structures are required for performance.
Materials Science Applications
Its thiol functionalities make it suitable for applications in materials science, including the development of novel polymers, coatings, and resins. It can participate in cross-linking reactions and surface modification processes, leading to materials with tailored properties.
Reagent for Polymer Synthesis
As a specialized reagent in polymer synthesis, it allows for the introduction of mercapto end-groups or for use in step-growth polymerization mechanisms. This versatility aids in the creation of polymers with specific functionalities for advanced applications.
| Molecular weight | 488.66 |
|---|---|
| Linear formula | (HSCH2CH2COOCH2)4C |
| Assay | >95% |
| Boiling point | 275 °C/1 mmHg(lit.) |
| Density | 1.28 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.531(lit.) |
Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-43-50/53 |
| Safety statements (S) | 36/37-60-61 |
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 Pentaerythritol tetrakis(3-mercaptopropionate) used for?
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Pentaerythritol tetrakis(3-mercaptopropionate) is primarily used as a chain transfer agent in polymerization, in materials science, and as a reagent for polymer synthesis. It helps control molecular weight and polymer architecture.
What are the CAS number and formula for Pentaerythritol tetrakis(3-mercaptopropionate)?
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The CAS number is 7575-23-7 and the linear formula is (HSCH₂CH₂COOCH₂ )₄C.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pentaerythritol tetrakis(3-mercaptopropionate) with an assay of >95%. This is typically considered a technical or research grade, and TSS does not represent it as USP, BP, or EP grade unless explicitly stated otherwise.
How should Pentaerythritol tetrakis(3-mercaptopropionate) be handled safely?
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This compound is harmful if swallowed, may cause an allergic skin reaction, and is toxic to aquatic life with long lasting effects. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Avoid release to the environment. Refer to the Safety Data Sheet for comprehensive handling instructions.
Is Pentaerythritol tetrakis(3-mercaptopropionate) a controlled substance?
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Based on the provided data, Pentaerythritol tetrakis(3-mercaptopropionate) is not indicated as a controlled substance.
How is this chemical packed and shipped?
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Pentaerythritol tetrakis(3-mercaptopropionate) is typically packed in accordance with industry standards for chemical reagents and exported globally by TSS. Specific packaging details can be provided upon request.
How can I request a sample or quote for Pentaerythritol tetrakis(3-mercaptopropionate)?
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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 (7575-23-7).
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