Fidaxomicin

C₅₂H₇₄Cl₂O₁₈ — CID 10034073

About Fidaxomicin

Fidaxomicin (PubChem CID 10034073) has the molecular formula C₅₂H₇₄Cl₂O₁₈ and a molecular weight of 1058.05 g/mol. Its IUPAC name is [(2R,3S,4S,5S,6R)-6-[[(3E,5E,8S,9E,11S,12R,13E,15E,18S)-12-[(2R,3S,4R,5S)-3,4-dihydroxy-6,6-dimethyl-5-(2-methylpropanoyloxy)oxan-2-yl]oxy-11-ethyl-8-hydroxy-18-[(1R)-1-hydroxyethyl]-9,13,15-trimethyl-2-oxo-1-oxacyclooctadeca-3,5,9,13,15-pentaen-3-yl]methoxy]-4-hydroxy-5-methoxy-2-methyloxan-3-yl] 3,5-dichloro-2-ethyl-4,6-dihydroxybenzoate.

Molecular Properties

• Compound Name: Fidaxomicin
• PubChem CID: 10034073
• Molecular Formula: C₅₂H₇₄Cl₂O₁₈
• Molecular Weight: 1058.05 g/mol
• Exact Mass: 1056.43
• IUPAC Name: [(2R,3S,4S,5S,6R)-6-[[(3E,5E,8S,9E,11S,12R,13E,15E,18S)-12-[(2R,3S,4R,5S)-3,4-dihydroxy-6,6-dimethyl-5-(2-methylpropanoyloxy)oxan-2-yl]oxy-11-ethyl-8-hydroxy-18-[(1R)-1-hydroxyethyl]-9,13,15-trimethyl-2-oxo-1-oxacyclooctadeca-3,5,9,13,15-pentaen-3-yl]methoxy]-4-hydroxy-5-methoxy-2-methyloxan-3-yl] 3,5-dichloro-2-ethyl-4,6-dihydroxybenzoate
• SMILES: CCc1c(Cl)c(O)c(Cl)c(O)c1C(=O)O[C@H]1[C@H](O)[C@H](OC)[C@H](OC/C2=C\C=C\C[C@H](O)/C(C)=C/[C@H](CC)[C@@H](O[C@@H]3OC(C)(C)[C@@H](OC(=O)C(C)C)[C@H](O)[C@@H]3O)/C(C)=C/C(C)=C/C[C@@H]([C@@H](C)O)OC2=O)O[C@@H]1C
• InChI: InChI=1S/C52H74Cl2O18/c1-13-30-22-26(6)33(56)18-16-15-17-31(23-66-51-45(65-12)42(61)44(29(9)67-51)69-49(64)35-32(14-2)36(53)39(58)37(54)38(35)57)48(63)68-34(28(8)55)20-19-25(5)21-27(7)43(30)70-50-41(60)40(59)46(52(10,11)72-50)71-47(62)24(3)4/h15-17,19,21-22,24,28-30,33-34,40-46,50-51,55-61H,13-14,18,20,23H2,1-12H3/b16-15+,25-19+,26-22+,27-21+,31-17+/t28-,29-,30+,33+,34+,40-,41+,42+,43+,44-,45+,46+,50-,51-/m1/s1
• InChIKey: ZVGNESXIJDCBKN-UUEYKCAUSA-N
• XLogP: 6.23
• TPSA: 266.66 Ų
• H-Bond Donors: 7
• H-Bond Acceptors: 18
• Rotatable Bonds: 13
• Heavy Atoms: 72
• Complexity: —

Lipinski Rule of Five

4 violations

Rule	Value
MW ≤ 500	1058.05
LogP ≤ 5	6.23
H-Bond Donors ≤ 5	7
H-Bond Acceptors ≤ 10	18

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': '>_2_ester_groups', 'substructure': 'N/A'}, {'alert_name': 'isolated_alkene', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of Fidaxomicin?

The IUPAC name of Fidaxomicin (CID 10034073) is [(2R,3S,4S,5S,6R)-6-[[(3E,5E,8S,9E,11S,12R,13E,15E,18S)-12-[(2R,3S,4R,5S)-3,4-dihydroxy-6,6-dimethyl-5-(2-methylpropanoyloxy)oxan-2-yl]oxy-11-ethyl-8-hydroxy-18-[(1R)-1-hydroxyethyl]-9,13,15-trimethyl-2-oxo-1-oxacyclooctadeca-3,5,9,13,15-pentaen-3-yl]methoxy]-4-hydroxy-5-methoxy-2-methyloxan-3-yl] 3,5-dichloro-2-ethyl-4,6-dihydroxybenzoate.

What is the SMILES notation for Fidaxomicin?

The canonical SMILES for Fidaxomicin is CCc1c(Cl)c(O)c(Cl)c(O)c1C(=O)O[C@H]1[C@H](O)[C@H](OC)[C@H](OC/C2=C\C=C\C[C@H](O)/C(C)=C/[C@H](CC)[C@@H](O[C@@H]3OC(C)(C)[C@@H](OC(=O)C(C)C)[C@H](O)[C@@H]3O)/C(C)=C/C(C)=C/C[C@@H]([C@@H](C)O)OC2=O)O[C@@H]1C.

What is the InChIKey of Fidaxomicin?

The InChIKey is ZVGNESXIJDCBKN-UUEYKCAUSA-N. The full InChI is InChI=1S/C52H74Cl2O18/c1-13-30-22-26(6)33(56)18-16-15-17-31(23-66-51-45(65-12)42(61)44(29(9)67-51)69-49(64)35-32(14-2)36(53)39(58)37(54)38(35)57)48(63)68-34(28(8)55)20-19-25(5)21-27(7)43(30)70-50-41(60)40(59)46(52(10,11)72-50)71-47(62)24(3)4/h15-17,19,21-22,24,28-30,33-34,40-46,50-51,55-61H,13-14,18,20,23H2,1-12H3/b16-15+,25-19+,26-22+,27-21+,31-17+/t28-,29-,30+,33+,34+,40-,41+,42+,43+,44-,45+,46+,50-,51-/m1/s1.

What are the key properties of Fidaxomicin?

Fidaxomicin has a molecular weight of 1058.05 g/mol, XLogP of 6.23, 13 rotatable bonds, 7 hydrogen bond donors, and 18 hydrogen bond acceptors.

Where does this data come from?

All data for Fidaxomicin is sourced from PubChem (CID 10034073), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).

Sources

• PubChem CID 10034073 — identifiers, structure, computed properties (public domain)
• DrugCentral drug card 4180 — approved-drug record (CC BY-SA 4.0)

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