Fluorescein EP Impurity C
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About Fluorescein EP Impurity C
Fluorescein EP Impurity C is supplied by Zemixal as a characterised reference material for Fluorescein analysis. Identity at a glance (Reference Standard): CAS 2513-33-9, formula C14H10O5 and molar mass 258.23 g/mol. It is handled as a solid.
Where it is used
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Storage and safety notes
It carries the GHS signal word Warning (H302, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
See every impurity, metabolite and related compound we list for this API.
Fluorescein standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Fluorescein EP Impurity C |
|---|---|
| Catalogue number | ZX-029565 |
| CAS number | 2513-33-9 |
| IUPAC name | 2-(2,4-dihydroxybenzoyl)benzoic acid |
| Molecular formula | C14H10O5 |
| Molar mass | 258.23 g/mol |
| Exact mass | 258.0528 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 3 |
| H-bond donors / acceptors | 3 / 5 |
| Topological polar surface area | 94.8 Ų |
| HS code | 38229090 |
| InChIKey | KIEFFPFIBREPIX-UHFFFAOYSA-N |
| SMILES | C1=CC=C(C(=C1)C(=O)C2=C(C=C(C=C2)O)O)C(=O)O |
| PubChem CID | 225394 |
| Synonyms | Fluorescein - Impurity C, Fluorescein Related Compound C, 2',4'-Dihydroxy-2-benzoylbenzoic Acid, Benzoic acid, 2-(2,4-dihydroxybenzoyl)-, 2-(2',4'-Dihydroxybenzoyl)benzoic Acid, 2-Carboxy-2',4'-dihydroxybenzophenone, Benzoic acid, o-beta-resorcyloyl-, 2'-Carboxy-2,4-dihydroxybenzophenone, Fluorescein impurity C, o-beta-Resorcyloylbenzoic Acid, Aspirin impurity G, Benzoic acid,2-(2,4-dihydroxybenzoyl)- |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Fluorescein EP Impurity C
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