Theophylline EP Impurity E
Order Theophylline EP Impurity E (CAS 944-73-0) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-023711.
About Theophylline EP Impurity E
Analytical teams working on Theophylline use Theophylline EP Impurity E as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 944-73-0, formula C7H8N4O3 and molar mass 196.16 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.
See every impurity, metabolite and related compound we list for this API.
Theophylline standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Theophylline EP Impurity E |
|---|---|
| Catalogue number | ZX-023711 |
| CAS number | 944-73-0 |
| IUPAC name | 1,3-dimethyl-7,9-dihydropurine-2,6,8-trione |
| Molecular formula | C7H8N4O3 |
| Molar mass | 196.16 g/mol |
| Exact mass | 196.0596 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | -0.5 |
| H-bond donors / acceptors | 2 / 3 |
| Topological polar surface area | 81.8 Ų |
| HS code | 38229090 |
| InChIKey | OTSBKHHWSQYEHK-UHFFFAOYSA-N |
| SMILES | CN1C2=C(C(=O)N(C1=O)C)NC(=O)N2 |
| PubChem CID | 70346 |
| Synonyms | 1,3-Dimethyluric Acid, Theophylline - Impurity E, Oxytheophylline, 7,9-Dihydro-1,3-dimethyl-1H-purine-2,6,8(3H)-trione, 1H-Purine-2,6,8(3H)-trione, 7,9-dihydro-1,3-dimethyl-, 1,3-Dimethyl-7,9-dihydro-1H-purine-2,6,8(3H)-trione, 1,3-dimethyl-2,3,6,7,8,9-hexahydro-1H-purine-2,6,8-trione, 1,3-diMethyl-1H-purine-2,6,8(3H,7H,9H)-trione, 1,3-Dimethylurate, Uric acid, 1,3-dimethyl-, Uric acid, 1,3-dimethyl- (VAN), 1,3-Dimethyl-7,9-dihydro-3H-purine-2,6,8-trione |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
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 Theophylline EP Impurity E
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