| Product No. | OP297 |
|---|---|
| CAS Reg. No. | 6981-18-6 |
| Alternate CAS Reg. No. | - |
| Offer | 250 mg |
6981-18-6
- Documentation
- Details
Chemical name
5-[(4,5-Dimethoxy-2-methylphenyl)methyl]-2,4-pyrimidinediamine
Description
Ormetoprim (CAS 6981-18-6) reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH supports confident quantification as an LC-MS/MS reference material and for GC-MS calibration. This high-purity material enables reliable results across residue analysis and research workflows. You can integrate it quickly into new or existing methods.
Use this reference standard to calibrate instruments, establish traceable curves, and verify linearity. It streamlines LC-MS/MS or GC-MS analytical quantification, method validation, and confirmatory analysis. Robust purity and documentation promote data comparability between batches and laboratories. You gain clarity and compliance without unnecessary complexity.
Key benefits:
- Traceable purity suited for accurate calibration and system suitability checks.
- Optimized for low-level quantification in complex matrices.
- Reliable performance in single-residue and multi-residue workflows.
- Comprehensive documentation to support audits and reporting.
Typical use cases:
- Regulated laboratories performing routine residue control.
- Pharmaceutical research and discovery projects.
- Metabolism studies and metabolite profiling.
- Development of multi-residue screening and confirmatory methods.
In practice, prepare matrix-matched calibration standards and quality controls with this reference standard. Verify recovery, precision, and stability across batches. Establish retention-time windows and ion ratios for confirmation. Apply the material during method transfers to maintain continuity. When needed, consult WITEGA Laboratorien Berlin-Adlershof GmbH for technical guidance and documentation.
Choose Ormetoprim (CAS 6981-18-6) reference standard to achieve consistent traceability and dependable quantitative results from screening to definitive confirmation.
Safety Data Sheet
You can download your Safety Data Sheet for OP297
For other languages please contact us: witega@witega.de
Additional information
| Chemical name | 5-[(4,5-Dimethoxy-2-methylphenyl)methyl]-2,4-pyrimidinediamine |
|---|---|
| Molecular Formula | C14H18N4O2 |
| Molecular Weight | 274.32 g/mol |
| Isotopic purity | - |
| HPLC purity | > 99.0 % |
| Overall purity | > 99.0 % (HPLC) |
| Product Format | Neat |
| Delivery time | In stock |
| shelf life | 24 months |
| Storage | refrigerator, 2-8°C |
| Country of Origin | Germany |
| Product No. | OP297 |
| CAS Reg. No. | 6981-18-6 |
| Alternate CAS Reg. No. | – |
| Offer | 250 mg |




