China (Mainland)
ketotifen fumarate CAS No. 34580-14-8 CAS NO.34580-14-8
- FOB Price: USD: 1.00-1.00 /Gram Get Latest Price
- Min.Order: 1 Gram
- Payment Terms: L/C,T/T,
- Available Specifications:
First Grade(1-10)Gram
- Product Details
Keywords
- ketotifen fumarate
- CAS No.34580-14-8
- API
Quick Details
- ProName: ketotifen fumarate CAS No. 34580-14-8
- CasNo: 34580-14-8
- Molecular Formula: C19H19NOS.C4H4O4
- Appearance: as specification description
- Application: used in pharm intermediates
- DeliveryTime: 5-15 days after received the advanced ...
- PackAge: as customer's request
- Port: Tianjin
- ProductionCapacity: 100 Kilogram/Month
- Purity: 99%MIN
- Storage: Store in a cool dry place
- Transportation: 5-15 days after received the advanced ...
- LimitNum: 1 Gram
- Valid Period: 3 years
- Package: as clients' request
- package: as clients' request
- Payment: T/T,west union
- delivery term: 7-10 days depending on the store
Superiority
Details
| Product Number | LUSAPI2279 |
| Product Name: | ketotifen fumarate |
| CAS No. | 34580-14-8 |
| English Alias: | 10h-benzo(4,5)cyclohepta(1,2-b)thiophen-10-one,4,9-dihydro-4-(1-methyl-4-pipe ;hc20-511fumarate |
| Specifications: | 99%min |
| Formula: | C19H19NOS.C4H4O4 |
| Molecular Weight: | 425.5 |
| Package: | As required |
| Appearance: | White crystalline powder |
|
Appearance |
White or brownish-yellow, fine, crystalline powder |
brownish-yellow crystalline powder |
|
Solubility |
Sparingly solube in water ,slight solube in methanol , very slightly solube in acetonitrile |
Conforms |
|
Identification |
A.The IR spectrum is concordant with the Ph.Eur.reference spectrum of Ketotifen fumarate . |
Conforms |
|
B.The spot due to fuaric acid in the chromatogram obtained with the test solution is similar in position ,color and intensity to the principal spot in the chromatogram obtained with the reference solution |
Conforms |
|
|
Appearance of solution |
The solution is clear and not more intensely coloured than reference solution Y4,BY4,or B4 |
Conforms |
|
Related substances (HPLC) |
Impurity G:NMT 0.2% |
0.11% |
|
Unspecified impurity :NMT 0.10% |
＜Disregard limit 0.05% |
|
|
Total impurities: NMT 0.5% |
0.30% |
|
|
Loss on drying |
NMT 0.5% |
0.3% |
|
Sulphated ash |
NMT 0.1% |
0.04 |
|
Residual solvens(GC) |
Methanol: NMT 3000 ppm |
None detected |
|
Ethanol: NMT 5000 ppm |
None detected |
|
|
Acetone: NMT 5000 ppm |
2741 ppm |
|
|
Tetrahydrofuran: NMT 720 ppm |
None detected |
|
|
Assay |
NLT 98.5%& NMT101.0%(dried substance) |
99.4% |
