Stearic acid CAS NO.57-11-4 57-11-4 266-928-5
Product Name: | Stearic acid |
CAS: | 57-11-4 |
MF: | C18H36O2 |
MW: | 284.48 |
EINECS: | 266-928-5 |
Melting point | 67-72 °C (lit.) |
Boiling point | 361 °C (lit.) |
density | 0.845 g/cm3 |
vapor pressure | 1 mm Hg ( 173.7 °C) |
refractive index | 1.4299 |
FEMA | 3035 | STEARIC ACID |
Fp | >230 °F |
storage temp. | Store below +30°C. |
solubility | Practically insoluble in water, soluble in ethanol (96 per cent) and in light petroleum (bp: 50-70 °C). |
form | powder |
pka | pKa 5.75±0.00(H2O t = 35) (Uncertain) |
Specific Gravity | 0.84 (80℃) |
color | White |
Water Solubility | 0.1-1 g/100 mL at 23 ºC |
Merck | 14,8804 |
JECFA Number | 116 |
BRN | 608585 |
Uses | It can be used as natural rubber, synthetic rubber (except butyl rubber) and latex curing active agent. It can also be used as raw material of plastic plasticizer and stabilizer. Medicine: it can be used for the preparation of ointments, suppositories, etc., as well as being used in the manufacture of cosmetics, candles, waterproof agent and polishing agent. The product can be used as a lubricant, defoamers and food additives in the food industry as well as the raw materials of glycerol stearate, stearic acid sorbitol anhydride esters and sucrose esters. It can also be used as standard reference product for gas analysis as well as the preparation of soap, cosmetics, pharmaceuticals and other organic chemicals. |
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