Anhydroerythromycin A
Anhydroerythromycin A (CAS 23893-13-2) is a key macrolide antibiotic derivative with the empirical formula C37H65NO12. It functions by interfering with protein synthesis, making it a valuable tool in biochemical research. This compound is primarily utilised as an analytical standard, crucial for the accurate identification and quantification of related substances in pharmaceutical and biological analyses. Tech Serve Solutions provides this chemical for laboratory and research purposes.
- IUPAC
- Erythromycin anhydride
- Synonyms
- Erythromycin anhydride

Analytical Standard
Anhydroerythromycin A serves as a critical reference standard in chromatographic and spectroscopic analyses. It aids in the identification and quantification of erythromycin-related impurities in pharmaceutical formulations and biological samples.
Research Chemical
Utilised in biochemical and pharmacological research to study macrolide antibiotic mechanisms of action, particularly their interference with bacterial protein synthesis. It supports investigations into antibiotic resistance and drug development.
Quality Control
Essential for quality control laboratories performing assays on erythromycin-based products. Its use ensures compliance with regulatory standards and verifies the purity of active pharmaceutical ingredients.
| Empirical formula | C37H65NO12 |
|---|---|
| Assay | ≥95.0% (TLC) |
| Grade | analytical standard |
| 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 Anhydroerythromycin A used for?
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Anhydroerythromycin A is primarily used as an analytical standard for the identification and quantification of related substances and impurities in pharmaceutical and biological analyses, and as a research chemical to study macrolide antibiotic mechanisms.
What is the CAS number and molecular formula for Anhydroerythromycin A?
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The CAS number for Anhydroerythromycin A is 23893-13-2, and its empirical formula is C37H65NO12.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Anhydroerythromycin A as an analytical standard with a purity of ≥95.0% (TLC). We do not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for Anhydroerythromycin A?
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When handling Anhydroerythromycin A, it is recommended to use appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is possible. The compound has a WGK rating of 3 in Germany, indicating a high level of hazard to water.
How is Anhydroerythromycin A stored and shipped?
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Anhydroerythromycin A should be stored at -20°C. TSS exports chemicals globally, adhering to all necessary shipping regulations for hazardous materials.
How can I request a sample or quote for Anhydroerythromycin A?
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To request a sample or quote for Anhydroerythromycin A, please contact our sales department through the website or by phone.
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