1,3-Dioctadecylurea
1,3-Dioctadecylurea (CAS 4051-66-5) is an organic compound with the linear formula CH3(CH2)17NHCONH(CH2)17CH3 and a molecular weight of 565.01 g/mol. This long-chain urea derivative is primarily utilised as a building block in chemical synthesis, particularly within organic chemistry research and development. Its structure lends itself to applications requiring specific lipophilic or surfactant properties in more complex molecular architectures.
- Synonyms
- CH3(CH2)17NHCONH(CH2)17CH3

Organic Synthesis Intermediate
1,3-Dioctadecylurea serves as a valuable intermediate in the synthesis of more complex organic molecules. Its long alkyl chains can impart specific solubility or structural characteristics to target compounds.
Research and Development
This compound is employed in laboratory settings for research purposes, exploring new reaction pathways and developing novel chemical entities. Its defined structure makes it suitable for academic and industrial R&D.
Specialty Chemical Applications
Due to its long lipophilic chains, 1,3-Dioctadecylurea may find use in applications where surfactant or hydrophobic properties are desired in the final product or formulation.
| Molecular weight | 565.01 |
|---|---|
| Linear formula | CH3(CH2)17NHCONH(CH2)17CH3 |
| Assay | 97% |
| Melting point | 110-112 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1,3-Dioctadecylurea used for?
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1,3-Dioctadecylurea is primarily used as a building block in organic synthesis and for research and development purposes in laboratories. It may also find applications in specialty chemicals requiring lipophilic properties.
What is the CAS number and formula for 1,3-Dioctadecylurea?
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The CAS number for 1,3-Dioctadecylurea is 4051-66-5. Its linear formula is CH3(CH2)17NHCONH(CH2)17CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Dioctadecylurea with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety considerations for handling 1,3-Dioctadecylurea?
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Handling 1,3-Dioctadecylurea requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if necessary. It is classified under WGK Germany 3, indicating a high hazard to water.
How is 1,3-Dioctadecylurea packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports fine chemicals globally, adhering to all relevant regulations for safe and secure transit.
How can I request a sample or quote for 1,3-Dioctadecylurea?
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To request a sample or a quotation for 1,3-Dioctadecylurea, please contact our sales team through the website or by phone.
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