Cytidylyl(3′→5′)uridine ammonium salt
Cytidylyl(3′→5′)uridine ammonium salt (CAS: 27552-97-2), with the empirical formula C18H24N5O13P and a molecular weight of 549.38 g/mol, is a significant biochemical compound. This molecule, often abbreviated as CpU, functions as a dinucleotide and is utilized in various biological and chemical research applications, particularly within the study of nucleic acids and their interactions.
- IUPAC
- CpU
- Synonyms
- CpU

Nucleic Acid Research
CpU serves as a valuable tool in molecular biology research for studying the structure and function of RNA and DNA. It can be used in experiments investigating enzyme activity related to nucleic acid metabolism.
Biochemical Synthesis
This compound can be employed as a building block or intermediate in the synthesis of more complex oligonucleotides or modified nucleic acid analogues for research purposes.
Enzyme Substrate Studies
Cytidylyl(3′→5′)uridine ammonium salt is useful for characterizing enzymes that process or synthesize dinucleotides, aiding in the understanding of enzymatic mechanisms.
| Molecular weight | 549.38 |
|---|---|
| Empirical formula | C18H24N5O13P |
| Storage temperature | −20°C |
| 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 Cytidylyl(3′→5′)uridine ammonium salt used for?
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Cytidylyl(3′→5′)uridine ammonium salt (CpU) is primarily used in biochemical research, including studies of nucleic acid structure and function, and as a substrate for enzyme characterization.
What are the CAS number and formula for Cytidylyl(3′→5′)uridine ammonium salt?
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The CAS number is 27552-97-2 and the empirical formula is C18H24N5O13P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cytidylyl(3′→5′)uridine ammonium salt as a research-grade chemical. The specific assay and purity are detailed on the Certificate of Analysis provided with the product. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for this compound?
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This compound is classified under WGK Germany 3. Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used.
How is Cytidylyl(3′→5′)uridine ammonium salt shipped and exported?
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Cytidylyl(3′→5′)uridine ammonium salt is stored at -20°C and can be securely packed and exported globally by Tech Serve Solutions to meet your research and industrial needs.
How can I request a sample or quote?
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To request a sample or a quote for Cytidylyl(3′→5′)uridine ammonium salt, please contact our sales team through the website or by phone, providing your contact details and desired quantity.
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