Compound Q&A
What are the physical and chemical properties of Erythromycin Stearate/Palmitate (CAS: 643-22-1)?
Answer
Erythromycin Stearate/Palmitate (CAS: 643-22-1) is a semi-synthetic macrolide antibiotic. It has a crystalline form with a molecular weight of approximately 1000 g/mol. The compound is poorly soluble in water but soluble in organic solvents. It is relatively stable under acidic conditions but can be hydrolyzed in basic media. It is used in pharmaceuticals and as a preservative in cosmetics.
About
CAS No
643-22-1
English Name
Erythromycin Stearate/Palmitate
Molecular Formula
C37H67NO13.C18H36O2
Molecular Weight
1018.4 g/mol
SMILES
CCCCCCCCCCCCCCCCCC(=O)O.CCC1C(C(C(C(=O)C(CC(C(C(C(C(C(=O)O1)C)OC2CC(C(C(O2)C)O)(C)OC)C)OC3C(C(CC(O3)C)N(C)C)O)(C)O)C)C)O)(C)O
InChIKey
YAVZHCFFUATPRK-YZPBMOCRSA-N
Last Updated: 2025-09-29 09:43
