Calcium Stearate#1592-23-0
Calcium stearate, also known as calcium octadecanoate, is a light-colored crystalline powder.Its basic information:
1.Chemical formula: (C17H35COO)₂Ca, molecular weight: 607.00, melting point: 179-180℃, and it decomposes upon heating.
2.Solubility: Insoluble in water, cold ethanol, and ether; soluble in hot benzene, toluene, and turpentine; slightly soluble in hot ethanol and ether.
3.Chemical properties: Reacts with strong acids to form stearic acid and the corresponding calcium salt.4.Other characteristics: Easily absorbs moisture from the air and has poor resistance to lipophilic microorganisms.
Calcium Stearate Chemical Properties
| Melting point | 147-149°C |
| density | 1.08g/cm3 |
| vapor pressure | 0Pa at 25℃ |
| Fp | > 260 °C |
| storage temp. | Store at +5°C to +30°C. |
| solubility | Soluble in hot pyridine, slightly soluble in oil, but insoluble in alcohol and ether. |
| form | Powder |
| color | white |
| PH | 7-9 (2.2 mg/l, H2O, 20°C) |
| Odor | Fatty acid odor |
| Water Solubility | insoluble H2O, ether, chloroform; slightly soluble hot mineral oils [MER06] |
| Merck | 14,1703 |
| BRN | 3919698 |
| Exposure limits | ACGIH: TWA 10 mg/m3; TWA 3 mg/m3 |
| Stability: | Hygroscopic |
| InChIKey | CJZGTCYPCWQAJB-UHFFFAOYSA-L |
| LogP | 3.82-14.34 at 25℃ |
| CAS DataBase Reference | 1592-23-0(CAS DataBase Reference) |
| EPA Substance Registry System | Calcium stearate (1592-23-0) |
Safety Information
| Hazard Codes | Xn |
| Risk Statements | 20/21/22-36/37/38 |
| Safety Statements | 22-24/25-36-26 |
| WGK Germany | - |
| RTECS | WI3000000 |
| Autoignition Temperature | 460 °C DIN 51794 |
| TSCA | Yes |
| HS Code | 29157030 |
| Hazardous Substances Data | 1592-23-0(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: > 10000 mg/kg |
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