Product Brief Introduction
Product name: Robenacoxib
CAS: 220991-32-2
MF: C16H13F4NO2
MW: 327.274
Product Specification
|
Item |
Specification |
|
Appearance |
White to light yellow or brownish yellow powder |
|
Identification |
IR: The infrared absorption spectrum of the sample complies with the reference standard. |
|
Melting Point |
The retention time of the major peak corresponds to that of the RS. |
|
Solubility |
Soluble in ethanol and methanol,sparingly soluble in toluene,practically insouble in water. |
|
Clarity and Color of Solution |
Clear |
|
Degree of Coloration of Liquids |
≤ BY5 |
|
Loss on Drying |
≤ 0.5% |
|
Residue on Ignition |
≤ 0.1% |
|
Chloride (Cl-) |
≤ 200ppm |
|
Related Substances |
ROB3≤ 27ppm |
|
ROB4≤ 0.20% |
|
|
Single unspecified impurity ≤ 0.20% |
|
|
Total impurities ≤ 1.0% |
|
|
Particle Size |
D(50)≤ 30μm D(90)≤ 100μm |
|
Residual Solvents |
Ethanol≤ 5000ppm |
|
Toluene ≤ 890ppm |
|
|
Benzene≤ 2ppm |
|
|
Total Aerobic Microbial Count |
≤ 100cfu/g |
|
Yeasts&Molds |
≤ 100cfu/g |
|
Bacterial Endotoxins |
< 1.25EU/mg |
|
Assay(on dried basis) |
98.0%-102.0% |
