
Sodium sarcosinate, CAS: 4316-73-8, molecular formula, molecular weight 111.07. White crystalline solid, highly soluble in water, and its aqueous solution is strongly alkaline. Melting point: 118-122°C (decomposes), no boiling point, readily decomposes upon heating. It possesses surface activity, is stable, non-toxic, biodegradable, and can react with acids to form sarcosine.
| Item | Specification |
| Melting point | ~120℃(dec) |
| Boiling Point | 108℃ (aqueous solution) |
| Density | 1.3 g/mL at 25 °C (lit.) |
| PH | Strongly alkaline aqueous solution (12.5–13.5) |
| Solubility | Extremely soluble in water, slightly soluble in ethanol, insoluble in diethyl ether. |
| Stability | Stable at room temperature, decomposes and loses water at 210–220℃; possesses anionic surface activity, biodegradable, and readily chelates metals. |
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