Molekula
Azithromycin - USP CRS
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Azithromycin USP CRS is a high-purity reference standard and antibiotic used for pharmaceutical development, quality control, and analytical testing. It belongs to the macrolide class, effective against bacterial infections. This chemical has a CAS number of 117772-70-0, molecular formula C38H72N2O12·2H2O, and a molecular weight of 785.02. It is stored at ambient conditions and marked with a signal word of *Danger*. Molekula supplies Azithromycin USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 110 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90033326 |
| CAS Number | 117772-70-0 |
| Molecular Formula | C38H72N2O12 · 2H2O |
| Molecular Weight | 785.02 |
| SMILES | O=C1OC(CC)C(O)(C)C(O)C(N(C)CC(C)CC(O)(C)C(OC2OC(C)CC(N(C)C)C2O)C(C)C(OC3OC(C)C(O)C(OC)(C)C3)C1C)C.O |
| REACH Code | Y110 |
| HTS Code | 29419050 |
| Tariff Code | 2941900000 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H317 May cause an allergic skin reaction
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P284 Wear respiratory protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Azithromycin USP CRS primarily used for?
Azithromycin USP CRS is used as a **Chemical Reference Substance (CRS)** for analytical method validation, quality control, and calibration in pharmaceutical testing to ensure compliance with USP standards.
What is the molecular formula and molecular weight of Azithromycin USP CRS?
The molecular formula is **C₃₈H₇₂N₂O₁₂·2H₂O**, and the molecular weight is **785.02 g/mol**.
How should Azithromycin USP CRS be stored?
Store Azithromycin USP CRS at **ambient temperature** in a dry, well-ventilated area, away from direct sunlight and incompatible substances.
What grade of Azithromycin is this, and how is it different from other grades?
This is **USP Chemical Reference Substance (CRS) grade**, which is certified for high purity and traceability, ideal for regulatory and analytical applications—unlike bulk API or technical grades.
Can Molekula supply Azithromycin USP CRS in bulk quantities?
Yes, Molekula can supply Azithromycin USP CRS in **bulk quantities** upon request, subject to availability and compliance with regulatory documentation requirements.
What documentation comes with an order of Azithromycin USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **USP CRS compliance documentation** for traceability and regulatory purposes.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.