- Min.Order :100 Gram
- Purity: 99.5%min
- Payment Terms : L/C,D/A,D/P,T/T,,MoneyGram,Other
Keywords
13710-19-5 CLOTAM 1,2-Distearoyl-sn-glycero-3-phosphocholine
Quick Details
- Appearance:White powder
- Application:Musculo-Skeletal Disorder Drug; Nonopioid Analgesic;Anti-inflammatory
- PackAge:on request
- ProductionCapacity:200|Metric Ton|Week
- Storage:Stored in cool and ventilated warehouse. Kept away from fire and heat source. Handle with care to avoid liquid leakage.
- Transportation:BY SEA,AIR
Superiority:
| name | tolfenamic acid | |
| molecular formula | C14H12ClNO2 | |
| molecular weight | 261.7036 | |
| InChI | InChI=1/C14H12ClNO2/c1-9-11(15)6-4-8-12(9)16-13-7-3-2-5-10(13)14(17)18/h2-8,16H,1H3,(H,17,18) | |
| density | 1.333g/cm3 | |
| melting point | 210-214C | |
| boiling point | 405.4C at 760 mmHg | |
| flash point | 199C | |
| steam vapour |
2.66E-07mmHg at 25C |
Details:
Specification of Tolfenamic acid /13710-19-5
|
Inspect Item |
Specification |
Results |
|
Appearance |
White or slightly yellow, crystalline powder |
Conforms |
|
Solubility |
Practically insoluble in water, soluble in dimethylformamide, sparingly soluble in ethanol and in methylene chloride |
Conforms |
|
Identification |
A. Light absorption: the ratio of the absorbance measured at the maximum at 286nm to that maximum at 345nm should be 1.2 to 1.4 |
Conforms |
|
B. IR absorption spectrophotometry should be conformed |
1.2 |
|
|
C. TLC chromatography (245nm) should be conformed |
Conforms |
|
|
Melting point |
210~214℃ |
212.1~212.6℃ |
|
Related substances |
Impurity A<0.1%;Impurity B<0.05% |
Conforms |
|
Any other impurity<0.1% |
Conforms |
|
|
Total impurity<0.5% |
Conforms |
|
|
Copper |
Not more than 10ppm |
Conforms |
|
Loss on drying |
Not more than 0.5% |
0.20% |
|
Sulphated ash |
Not more than 0.1% |
<0.1% |
|
Assay (basis on dry) |
99.0~101.0% |
99.70% |
|
Conclusion |
The results conforms with EP6.0 standards |
|
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