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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 131864858Generated: October 23, 2026

28-Oxo Ivermectin B1a (Impurity)

Ivermectin imp D · Ivermectin Impurity D · Ivermectin impurity 5 · 28-Oxo Ivermectin B1a · Ivermectin impurity 4 · Ivermectin EP Impurity2 · Ivermectin EP impurity D · Ivermectin Impurity D(EP)

https://huagongshe.com/en/chemical/131864858

28-Oxo Ivermectin B1a (Impurity) molecular structure

Identifiers & Physical Properties

CAS No.102190-55-6
Molecular formulaC48H72O15
Average molar mass889.1 g/mol
SMILESCC[C@H](C)[C@H]1O[C@]2(CC[C@@H]1C)C[C@@H]1C[C@@H](C/C=C(\C)[C@@H](O[C@H]3C[C@H](OC)[C@@H](O[C@H]4C[C@H](OC)[C@@H](O)[C@H](C)O4)[C@H](C)O3)[C@@H](C)/C=C/C=C3\C(=O)O[C@@H]4[C@H](O)C(C)=C[C@@H](C(=O)O1)[C@]34O)O2
InChIKeySOVJPRRDKZIUGJ-NZWFHOADSA-N
PubChem CID131864858

Chemical & Physical Properties

XLogP4.5
Topological polar surface area187
Hydrogen bond donors3
Hydrogen bond acceptors15
Rotatable bonds8
Heavy atoms63
Formal charge0
Complexity1,760
Boiling point980.7±65.0 °C(Predicted)
Density1.26±0.1 g/cm3(Predicted)
SolubilityChloroform (Slightly), Methanol (Slightly)
Physical stateSolid
pKa (acidity coefficient)10.85±0.70(Predicted)
ColorWhite to Off-White
StabilityHygroscopic
FDA UNIIHA5BEU9C22

Applications & Uses

Uses

28-Oxo Ivermectin B1a is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. An invitro inhibitor of SARS-CoV-2/ Covid-19.