| Customization: | Available |
|---|---|
| CAS No.: | 57-11-4 |
| Formula: | C18h36o2 |
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Stearic acid for cold resistant plasticizer cas 57-11-4
| Product Name:Stearic acid | |
| CAS: | 57-11-4 |
| MF: | C18H36O2 |
| MW: | 284.48 |
| EINECS: | 266-928-5 |
| Mol File: | 57-11-4.mol |
| Stearic acid Chemical Properties | |
| Melting point | 67-72 °C(lit.) |
| Boiling point | 361 °C(lit.) |
| density | 0.84 |
| vapor pressure | 1 mm Hg ( 173.7 °C) |
| FEMA | 3035 | STEARIC ACID |
| refractive index | 1.4299 |
| Fp | >230 °F |
| storage temp. | 2-8°C |
| solubility | Practically insoluble in water, soluble in ethanol (96 per cent) and in light petroleum (bp: 50-70 °C). |
| pka | pKa 5.75±0.00(H2O t = 35) (Uncertain) |
| form | powder |
| Specific Gravity | 0.84 (80ºC) |
| color | White |
| Water Solubility | 0.1-1 g/100 mL at 23 ºC |
| JECFA Number | 116 |
| Merck | 148804 |
| BRN | 608585 |
| InChIKey | QIQXTHQIDYTFRH-UHFFFAOYSA-N |
| CAS DataBase Reference | 57-11-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Octadecanoic acid(57-11-4) |
| EPA Substance Registry System | Stearic acid (57-11-4) |
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Test items |
Specification |
Results |
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Appearance |
White lump, flake, powder, or granular solid |
White powder |
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Identification |
Conform |
Conform |
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Assay of C18 |
38.0-42.0% |
41.8% |
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Saponification value
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206~212 |
210.3 |
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Acid value |
205~211 |
209.3 |
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I value |
≤1.0 |
0.11 |
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Congealing point |
53~57ºC |
55.5ºC |
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Loss on drying |
≤0.1% |
0.01% |
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