Molekula
Cefadroxil - 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
Cefadroxil USP CRS is a first-generation cephalosporin antibiotic used as a pharmaceutical reference standard and analytical calibration material in drug development, quality control, and research. It ensures consistency in testing and validation processes for cefadroxil-containing formulations. CAS 66592-87-8, molecular formula C16H17N3O5S, molecular weight 381.4. Store at ambient conditions. Signal word: Danger. Molekula supplies Cefadroxil 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 | White / off-white solid |
| Standard | Conforms to USP |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90036988 |
| CAS Number | 66592-87-8 |
| Molecular Formula | C16H17N3O5S |
| Molecular Weight | 381.4 |
| SMILES | CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)[C@@H](C3=CC=C(C=C3)O)N)SC1)C(=O)O.O |
| REACH Code | Y110 |
| HTS Code | 29419010 |
| Tariff Code | 2941900000 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H335 May cause respiratory irritation
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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P342+311 Call a POISON CENTER or doctor
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, 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 Cefadroxil USP CRS used for?
Cefadroxil USP CRS is primarily used as a reference standard for analytical testing, quality control, and method validation in pharmaceutical formulations.
What is the chemical formula and molecular weight of Cefadroxil USP CRS?
The chemical formula is **C₁₆H₁₇N₃O₅S**, and the molecular weight is **381.4 g/mol**.
How should Cefadroxil USP CRS be stored?
Store at ambient temperature in a dry, well-ventilated area, away from incompatible substances.
What grade of Cefadroxil is available from Molekula?
Molekula supplies **USP CRS (Chemical Reference Substance) grade**, meeting strict pharmaceutical standards for analytical use.
Can Molekula supply Cefadroxil USP CRS in bulk quantities?
Yes, Molekula can provide bulk quantities of Cefadroxil USP CRS upon request, subject to availability and order specifications.
What documentation comes with an order of Cefadroxil USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Safety Data Sheet (SDS)**, and **batch-specific documentation** for traceability.
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.