2-Mercaptoethanesulfonic acid sodium salt (Mesna) [19767-45-4]
Order number: 17418243
Part number: AC100070324
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2-Mercaptoethanesulfonic Acid Sodium Salt (Mesna) [19767-45-4] is a well-characterized compound with the molecular formula C2H6O3S2 and a molecular weight of 142.20. This compound belongs to the class of organic sulfonic acids, which are known for their ability to act as reducing agents due to the presence of the mercapto group (-SH). The compound carries a Danger signal word, indicating potential hazards such as causing severe skin burns and eye damage.
- CAS Number: 19767-45-4
- GHS Signal Word: Danger
- Molecular Formula: C2H6O3S2
- Molecular Weight: 142.20
- Exact Mass: 141.97583640
- Hazard Statements:
- H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
| Name | Value | |
|---|---|---|
| pH | : | 4.5 - 6 |
| CAS | : | 19767-45-4 |
| Assay | : | 96% - 102% |
| Ethanol | : | ≤5000ppm |
| Appearance | : | White or slightly yellow crystalline powder |
| Categories | : | Analytical Reagents Building Blocks |
| Impurity A | : | ≤0.3% |
| Impurity B | : | ≤0.3% |
| Impurity C | : | ≤0.2% |
| Impurity D | : | ≤3.0% |
| Impurity E | : | ≤0.3% |
| Solubility | : | Freely soluble in water, slightly soluble in ethanol, practically insoluble in cyclhexane |
| Isopropanol | : | ≤5000ppm |
| Product Code | : | 17418243 |
| Product Name | : | 2-Mercaptoethanesulfonic acid sodium salt (Mesna) |
| Chloride (Cl) | : | ≤250ppm |
| Identification | : | Conforms to reference |
| Loss on Drying | : | ≤1.0% |
| Sulphate (SO4) | : | ≤300ppm |
| Storage Details | : | Ambient |
| Molecular Weight | : | 164.18 |
| Molecular Formula | : | C2H5NaO3S2 |
| Any Other Impurities | : | ≤0.1% |
| Harmonised Tariff Code | : | 29309098 |
| Sum of any other substances | : | ≤0.3% |
