China (Mainland)
3-thiophenemalonic acid(Cas no:21080-92-2) CAS NO.21080-92-2
- Min.Order: 0 Metric Ton
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- Product Details
Keywords
- 3-Thiophenemalonic acid
- 21080-92-2
- C7H4O4S
Quick Details
- ProName: 3-thiophenemalonic acid(Cas no:21080-9...
- CasNo: 21080-92-2
- Molecular Formula: C7H4O4S
- ProductionCapacity: Metric Ton/Day
- Purity: 99
- LimitNum: 0 Metric Ton
Superiority
CAS RN.:21080-92-2
Molecular Formula:C7H6O4S
Molecular Weight:186.2
Use:Mainly used as intermediate for ticarcillin.
Quality Specifications:
| Appearance |
white or similar to white crystalline powder |
Drying loss |
≤1.0% |
|
M.P. |
125℃-140℃ |
Heavy metal |
≤0.002% |
|
Residue on Ignition |
≤0.5% |
Assay (titration method) |
98.0-102.0% |
|
Arsenic salt |
≤0.0002% |
Thiopheneacetic acid (HPLC) |
≤1.0% |
|
Assay (HPLC) |
≤98.5% |
Other impurities (HPLC) |
≤0.5% |
Packing: Since this product is sensitive to light and oxygen, vacuum packing is employed, outer packing: cardboard drum.
Storage: Below 35℃ in dry and draughty warehouse, protect from light.