Home » Active Pharmaceuticals Ingredients » Loratadine
| Product Name | Loratadine BP/EP/USP |
| Chemical Name | Ethyl 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-piperidinecarboxylate |
| CAS Number | 79794-75-5 |
| Chemical Formula | C22H23ClN2O2 |
| Molecular Mass | 382.88 g/mol |
| Therapeutic Category | antidepressants |
Specification of Loratadine :
| Test | Specification |
| Description | White off-white powder |
| Solubility | Freely soluble in acetone, in chloroform, in methanol and in toluene, insoluble in water |
| Identification A ) Infrared spectrum (In Mineral oil) B ) HPLC |
The IR absorption spectrum of the preparation of the test specimen, exhibits maxima only at the same wavelengths as that of a similar preparation of the corresponding Loratadine working standard The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the standard preparation as obtained in the assay |
| Melting point (°C) | Between 132 and 137 |
| Loss on drying (%, w/w) | NMT 0.5 |
| Residue on ignition (%,w/w) | NMT 0.1 |
| Heavy metals (%,w/w) | NMT 0.001 |
| Related compounds (By HPLC) Related compounds A Related compounds B Each individual unknown impurity Total impurities |
NMT 0.1 NMT 0.1 NMT 0.1 NMT 0.3 |
| Assay By HPLC (%w/w) (On dried basis) | NLT 98.5 and NMT 101.0 |
| Additional Tests Residual solvent/Organic volatile impurities (By GC with HSS,ppm) |
Tetrahydrofuran : NMT 500 Toluene : NMT 500 Di-isopropyl ether : NMT 500 Triethylamine : NMT 50 |
Letrozole is a White to yellowish, crystalline powder and used as an oral non-steroidal aromatase inhibitor for the treatment of hormonally-responsive breast cancer after surgery.
| NAME OF PRODUCT : Letrozole Intermediate | |
| CAS NO | 112809-51-5 |
| Chemical Formula | C17H11N5 |
| MOL. WEIGHT | 285.303 g/mol |
| Product Name | Niclosamide BP/EP/USP |
| Chemical Name | 5-chloro-N-(2-chloro-4-nitrophenyl)-2-hydroxybenzamide |
| CAS Number | 50-65-7 |
| Chemical Formula | C13H8Cl2N2O4 |
| Molecular Mass | 327.12 g/mol |
| Therapeutic Category | Anti-anthelmintic |
Specification of Niclosamide :
| Test | Specification |
| Description | Yellowish white or Yellowish, fine crystals |
| Solubility | Practically insoluble in water, sparingly soluble in Acetone Slightly soluble in Ethanol |
| Identification | Comparing with spectrum of Anhydrous Niclosamide CRS |
| Melting Range | 227°C - 232°C |
| Loss on drying | NMT 0.5% w/w |
| Chloride content | NMT 500 ppm |
| Sulphated Ash | NMT 0.1% w/w |
| 5- Chlorosalicylic Acid | The colour in the test solution is not more intense than that in the reference solution [60 ppm] |
| 2- Chloro -4-Nitroaniline | The colour in the test solution is not more intense than that in the reference solution [100 ppm] |
| Purity by HPLC | NLT 98.0% |
| Sulphated ash | NMT 0.1% |
| Assay | 98% - 101% |
Meloxicam is a nonsteroidal anti-inflammatory drug (NSAID) with analgesic and fever reducer effects. It is a derivative of oxicam, closely related to piroxicam, and falls in the enolic acid group of NSAIDs.
| NAME OF PRODUCT : Meloxicam | |
| CAS NO | 71125-38-7 |
| Molar mass | 351.403 g/mol |
| Bioavailability | 89% |
| Protein Binding | 99.4% |
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