Basic Information
Chemical Name: Methyl 12-Hydroxystearate
CAS No.: 141-23-1
Molecular Formula: C₁₉H₃₈O₃
Synonyms: DL-12-Hydroxyoctadecanoic Acid Methyl Ester, Hydroxy Stearic Acid Methyl Ester
Physicochemical Properties
Appearance: White to off-white powderMelting Point: 48°C
Boiling Point: 400°C (760 mmHg)Density: 0.915 g/cm³ (20°C)
Solubility: Soluble in chloroform and methanol. Almost insoluble in water (solubility ~89.94 μg/L at room temperature).
Other Parameters:
pKa: 15.40 ± 0.20LogP: 6.69 (25°C)
Specification
Parameter |
Standard Value |
Measured Value |
Saponification Value (mgKOH/g) |
175–180 |
178 |
Acid Value (mgKOH/g) |
≤10 |
8 |
Melting Point (°C) |
45–52 |
50 |
Iodine Value (gI/100g) |
≤5 |
3 |
Hydroxy Value (mgKOH/g) |
≥155 |
157 |
Applications
- Plasticizer: Enhances flexibility in rubber, plastics, and lubricants.
- Biochemical Reagent: Used in organic synthesis and life science research.- Industrial Additive: Applied in cosmetics, pharmaceuticals, and chemical intermediates.
Packaging & Storage
Packaging: 25 kg per woven bag or fiber drumStorage: Store in a sealed container under dry, dark conditions; recommended temperature ≤ -20°C.
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