Naproxen
SIAL/PHR1040 - Pharmaceutical Secondary Standard; Certified Reference Material
Synonym: NAP; (S)
CAS Number: 22204-53-1
Empirical Formula (Hill Notation): C14H14O3
Molecular Weight: 230.26
EC Number: 244-838-7
MDL Number: MFCD00010500
Linear Formula: CH3OC10H6CH(CH3)CO2H
Product Type: Chemical
| agency | traceable to BP 435 |
| traceable to Ph. Eur. N0250000 | |
| traceable to USP 1457301 | |
| API family | naproxen |
| application(s) | pharmaceutical (small molecule) |
| CofA | current certificate can be downloaded |
| format | neat |
| grade | certified reference material |
| pharmaceutical secondary standard | |
| InChI | 1S/C14H14O3/c1-9(14(15)16 |
| InChI key | CMWTZPSULFXXJA-VIFPVBQESA |
| mp | 152-154 °C (lit.) |
| Quality Level | 300  |
| SMILES string | COc1ccc2cc(ccc2c1)[C@H](C |
| storage temp. | 2-30°C |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable |
| Analysis Note: | These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available. |
| Application: | Naproxen may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations by high performance liquid chromatography (HPLC) technique. |
| Application: | These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements. |
| Biochem/physiol Actions: | Non-selective cyclooxygenase (COX-1 and COX-2) inhibitor. |
| Footnote: | To see an example of a Certificate of Analysis for this material enter LRAA8968 in the slot below. This is an example certificate only and may not be the lot that you receive. |
| General description: | Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. Naproxen belongs to the class of arylacetic acids and is used as a non-steroidal anti-inflammatory drug (NSAID). It is useful for the management of pain, inflammation and stiffness. It is also used in the treatment of rheumatoid arthritis and other painful musculoskeletal disorders. |
| Other Notes: | This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. |
| Recommended products: | Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial . |
| Symbol |   GHS07,GHS08 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 - H335 - H361fd |
| Precautionary statements | P201 - P202 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | Xn |
| Risk Statements | 22 |
| Safety Statements | 36/37 |
| RIDADR | UN 2811 6.1 / PGIII |
| WGK Germany | WGK 3 |
| mp | 152-154 °C (lit.) |
| Storage Temp. | 2-30°C |
| UNSPSC | 41116107 |