| Product No. | OP241 |
|---|---|
| CAS Reg. No. | 2866-43-5 |
| Alternate CAS Reg. No. | - |
| Offer | 10 mg |
2866-43-5
- Documentation
- Details
Chemical name
2,5-Bis(benzoxazol-2-yl)thiophene
Description
Fluorescent brightener 185 (CAS 2866-43-5) is a high-quality reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. It supports LC-MS/MS calibration material needs and serves as traceable analytical material across routine and research workflows. Analysts use it for GC-MS as well. Therefore, it fits regulated laboratories that require reliable quantification and clear documentation.
This reference standard streamlines calibration, method validation, and confirmatory analysis. It enables robust quantitative results with strong traceability. You receive consistent performance across batches, which improves confidence in results. Moreover, it integrates easily into multi-residue method development and metabolism studies.
Typical applications include:
- Calibration and system suitability for LC-MS/MS and GC-MS
- Method validation with precision, accuracy, and linearity checks
- Confirmatory analysis for targeted workflows
- Multi-residue method development in complex matrices
- Metabolism studies and identification of transformation products
- Quality control in regulated laboratories and proficiency testing
- Pharmaceutical research and development screening
Each batch of this reference standard aligns with rigorous quality expectations from WITEGA Laboratorien Berlin-Adlershof GmbH. The material supports traceability in routine residue control and research settings. Use Fluorescent brightener 185 (CAS 2866-43-5) to establish calibration curves, verify recoveries, and benchmark instrument sensitivity. It helps maintain long-term comparability of data across instruments and sites.
Implement this reference standard in your workflows to reduce uncertainty and strengthen compliance. It fits both targeted and screening methods. Furthermore, it aids data defensibility during audits and peer review. Choose Fluorescent brightener 185 (CAS 2866-43-5) to achieve reliable quantification and confident reporting with LC-MS/MS or GC-MS.
Safety Data Sheet
You can download your Safety Data Sheet for OP241
For other languages please contact us: witega@witega.de
Additional information
| Chemical name | 2,5-Bis(benzoxazol-2-yl)thiophene |
|---|---|
| Molecular Formula | C18H10N2O2S |
| Molecular Weight | 318.35 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. | OP241 |
| CAS Reg. No. | 2866-43-5 |
| Alternate CAS Reg. No. | – |
| Offer | 10 mg |




