| Customization: | Available |
|---|---|
| CAS No.: | 304-55-2 |
| Formula: | C4h6o4s2 |
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| Name | Succimer |
| Synonyms | meso-2,3-Dimercaptosuccinic acid; DMSA |
| Molecular Structure | |
| Molecular Formula | C4H6O4S2 |
| Molecular Weight | 182.22 |
| CAS Registry Number | 304-55-2 |
| EINECS | 206-155-2 |
| Melting point | 196-198 ºC (dec.) |
|---|
| Tests | Specification |
| Characteristics | White to off white crystalline powder,has a special garlic-smelling.Slightly soluble in ethanol and almost insoluble in water. |
| Assay(Calculated on the dried basis) | ≥ 98.5% |
| Melting point | 190~194°C,simultaneous decomposition during melting. |
| Identification | 1,It should be generate light yellow precipitate. 2,The solution should show purplish red. 3,It should be infrared absorption pattern contrast pattern(spectral set 14 figure)consistent. |
| PH | 2.5~3.0 |
| Loss on drying | ≤1.0% |
| Residue on ignition | ≤0.1% |
| Heavy metals | ≤ 10 ppm |
| Related substances | ≤1.5% |
| Solvent residue | Ethanol:≤ 0.5% |
| Microbial limits | Should be meet the requirements. |
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