2′,3′-Dideoxycytidine
2′,3′-Dideoxycytidine (CAS 7481-89-2), a pyrimidine nucleoside analogue, is crucial in molecular biology research. With a molecular weight of 211.22 g/mol, it functions as a DNA chain terminator in Sanger sequencing methods. This compound is primarily utilised in research settings for its role in viral research and cell biology studies, enabling precise DNA analysis and furthering understanding of cellular processes.
- IUPAC
- ddC
- Synonyms
- ddC2′,3′-Dideoxycytosine2′,3′-Dideoxy-ara-cytidine

DNA Sequencing
2′,3′-Dideoxycytidine serves as a key reagent in Sanger sequencing, acting as a DNA chain-terminating nucleotide. This allows for the accurate determination of DNA sequences.
Viral Research
This compound is employed in AIDS and viral research, contributing to the study of viral replication mechanisms and the development of antiviral agents.
Cell Biology Studies
Utilised in cell biology, 2′,3′-Dideoxycytidine aids in understanding cellular processes and signaling pathways, particularly those related to immune responses and cell growth.
| Molecular weight | 211.22 |
|---|---|
| Empirical formula | C9H13N3O3 |
| Assay | ≥99.0% (HPLC) |
| Storage temperature | 2-8°C |
| Application | 2′,3′-Dideoxycytidine is used as a DNA chain-terminating nucleotide for DNA sequencing methods based on the Sanger chain-termination method. |
| Melting point | 217-218 °C(lit.) |

Hazard statements
- H351Suspected of causing cancer
Precautionary statements
- P281Use personal protective equipment as required
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 40 |
| Safety statements (S) | 22-36 |
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 2′,3′-Dideoxycytidine used for?
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2′,3′-Dideoxycytidine (CAS 7481-89-2) is primarily used as a DNA chain-terminating nucleotide for DNA sequencing methods, and in research related to AIDS, viral studies, and cell biology.
What are the CAS number and formula for 2′,3′-Dideoxycytidine?
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The CAS number for 2′,3′-Dideoxycytidine is 7481-89-2, and its empirical formula is C9H13N3O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2′,3′-Dideoxycytidine with an assay of ≥99.0% (HPLC). We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
What are the safety and handling considerations for 2′,3′-Dideoxycytidine?
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2′,3′-Dideoxycytidine is classified with GHS08 symbol and a 'Warning' signal word, carrying the hazard statement H351 (Suspected of causing cancer). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respirator cartridges, should be used. Consult the safety data sheet for comprehensive handling information.
How is 2′,3′-Dideoxycytidine packed and shipped?
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2′,3′-Dideoxycytidine is typically stored at 2-8°C. Tech Serve Solutions can arrange for global export of this chemical; please contact us for specific packaging and shipping details relevant to your region.
How can I request a quote or sample?
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To request a quote or a sample of 2′,3′-Dideoxycytidine, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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