Cat Number: PIE-0274

Stearic Acid(Food Addtive/Pharmaceutical Excipient/Cosmetic/Non-toxic plastic additives

APIs
CAS Number
57-11-4
Synonyms
Octadecanoic acid
n-Octadecanoic acid
Stearophanic acid
Description
It is widely used in oral and topical medicines. Mainly used as a lubricant for tablets and capsules. It also can be used as an adhensive for tablet coating in combination with shellac. It also can be used as a sustained-release carrier. In topical preparations, stearic acid is used as emulsifier and solvent-enhancing agent, it is hardener in glycerin suppositories.
Molecular Weight
284.5 g/mol
Molecular Formula
C18H36O2
EINECS
200-313-4
SMILES
CCCCCCCCCCCCCCCCCC(=O)O
Appearance
White or off-white powder, granules, flaky solids or crystalline hard lumps
Boiling Point
383℃
Density, g/cm3
0.94-0.83
Melting Point
57-64
Refractive Index
1.6130 at 20 ℃
Flash Point
113 ℃ (235 °F) - closed cup
Vapour Pressure
0.00000004 [mmHg]
Iodine Value
≤4.0
Stearic Acid Relative Content (%)
60.0-80.0
Note
SA-70
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