Phosphomycin calcium salt
Phosphomycin calcium salt (CAS 26016-98-8), with the chemical formula C3H5O4PCa and a molecular weight of 176.12, is an antibiotic derived from Streptomyces fradiae. It functions by interfering with bacterial cell wall synthesis. Primarily utilized for treating uncomplicated urinary tract infections, it also plays a role in mitigating the side effects of certain anti-cancer therapies and is investigated for its potential in managing conditions like bronchiectasis.
- IUPAC
- (−)-(1R,2S)-(1,2-Epoxypropyl)phosphonic acid,Fosfomycin calcium salt,Phosphonomycin

Treatment of Uncomplicated Urinary Tract Infections
Phosphomycin calcium salt is an effective antibiotic for treating uncomplicated urinary tract infections (UTIs). Its mechanism of action targets bacterial cell wall synthesis, providing a therapeutic option for this common ailment.
Adjuvant in Chemotherapy
This compound is employed to reduce the nephrotoxicity and ototoxicity associated with platinum-based anti-tumor agents. By mitigating these side effects, it can improve patient tolerance to cancer treatments.
Research into Antibiotic Resistance
Phosphomycin calcium salt serves as a valuable tool in microbiological research, aiding in the study of resistance mechanisms in bacteria such as Bacillus subtilis and Mycobacterium tuberculosis.
Investigational Therapy for Bronchiectasis
Emerging research suggests potential applications for phosphomycin in the treatment of bronchiectasis, a chronic respiratory condition. Further studies are exploring its efficacy and role in managing this disorder.
| Molecular weight | 176.12 |
|---|---|
| Linear formula | C3H5O4PCa |
| Storage temperature | 2-8°C |
| Application | Phosphomycin, also known as Fosfomycin, is an antibiotic produced by Streptomyces fradiae. It is used to treat uncomplicated urinary tract infections and to reduce nephrotoxicity and ototoxicity of platinum-containing anti-tumor agents. It is used to study resistance proteins in Bacillus subtilis1 and Mycobacterium tuberculosis2. It is a potential treatment for bronchiectasis3. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
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 Phosphomycin calcium salt used for?
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Phosphomycin calcium salt is used to treat uncomplicated urinary tract infections and to reduce the nephrotoxicity and ototoxicity of platinum-containing anti-tumor agents. It is also used in research to study resistance proteins in bacteria and is being investigated as a potential treatment for bronchiectasis.
What are the CAS number and chemical formula for Phosphomycin calcium salt?
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The CAS number for Phosphomycin calcium salt is 26016-98-8, and its chemical formula is C3H5O4PCa.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phosphomycin calcium salt as a technical or research-grade chemical. We do not represent this product as USP, BP, or EP grade unless explicitly stated otherwise in the product specifications.
How should Phosphomycin calcium salt be handled and stored?
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When handling Phosphomycin calcium salt, it is recommended to use safety precautions including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. The product should be stored at 2-8°C.
Is Phosphomycin calcium salt a controlled substance?
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The provided data does not indicate that Phosphomycin calcium salt is a controlled substance.
How is Phosphomycin calcium salt packed, shipped, and exported?
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Tech Serve Solutions offers Phosphomycin calcium salt for global export. Packing and shipping methods are designed to maintain product integrity and comply with international regulations for chemical transport.
How can I request a sample or quote for Phosphomycin calcium salt?
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To request a sample or a quote for Phosphomycin calcium salt, please contact our sales department through the website or by phone.
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