5-Phospho-D-ribose 1-diphosphate pentasodium salt
5-Phospho-D-ribose 1-diphosphate pentasodium salt (CAS 108321-05-7), molecular formula C5H8Na5O14P3, is a high-purity chemical supplied by Tech Serve Solutions for cell biology applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- α-D-Ribosyl diphosphate 5-phosphate pentasodium salt,5-Phospho-α-D-ribosyl diphosphate,5-Phosphoribosyl 1-pyrophosphate pentasodium salt,P-Rib-PP,PRPP pentasodium salt

| Molecular weight | 499.98 |
|---|---|
| Empirical formula | C5H8Na5O14P3 |
| Assay | ≥75% (enzymatic) |
| Storage temperature | −20°C |
| Application | Pentasodium salt has been used in a study to assess the relationship between the muscarinic receptor cationic current and internal calcium in guinea-pig jejunal smooth muscle cells. 1 It has also been used in a study to investigate inhibitors of the bacterial cell wall biosynthesis of the enzyme Mur D. 2 |

Hazard statements
- H371May cause damage to organs
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-68/20/21/22 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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 5-Phospho-D-ribose 1-diphosphate pentasodium salt?
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5-Phospho-D-ribose 1-diphosphate pentasodium salt (CAS 108321-05-7), molecular formula C5H8Na5O14P3, is a high-purity chemical supplied by Tech Serve Solutions for cell biology applications, to USP, BP and EP standards.
What grades of 5-Phospho-D-ribose 1-diphosphate pentasodium salt does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Phospho-D-ribose 1-diphosphate pentasodium salt in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of 5-Phospho-D-ribose 1-diphosphate pentasodium salt?
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5-Phospho-D-ribose 1-diphosphate pentasodium salt has CAS number 108321-05-7 and molecular formula C5H8Na5O14P3. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for 5-Phospho-D-ribose 1-diphosphate pentasodium salt?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of 5-Phospho-D-ribose 1-diphosphate pentasodium salt ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should 5-Phospho-D-ribose 1-diphosphate pentasodium salt be stored?
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Store 5-Phospho-D-ribose 1-diphosphate pentasodium salt in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is 5-Phospho-D-ribose 1-diphosphate pentasodium salt used for?
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5-Phospho-D-ribose 1-diphosphate pentasodium salt is used in cell biology applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for 5-Phospho-D-ribose 1-diphosphate pentasodium salt?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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