Icatibant

C₅₉H₈₉N₁₉O₁₃S — CID 6918173

About Icatibant

Icatibant (PubChem CID 6918173) has the molecular formula C₅₉H₈₉N₁₉O₁₃S and a molecular weight of 1304.55 g/mol. Its IUPAC name is (2S)-2-[[(2S,3aS,7aS)-1-[(3R)-2-[(2S)-2-[[(2S)-2-[[2-[[(2S,4R)-1-[(2S)-1-[(2S)-2-[[(2R)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]pyrrolidine-2-carbonyl]-4-hydroxypyrrolidine-2-carbonyl]amino]acetyl]amino]-3-thiophen-2-ylpropanoyl]amino]-3-hydroxypropanoyl]-3,4-dihydro-1H-isoquinoline-3-carbonyl]-2,3,3a,4,5,6,7,7a-octahydroindole-2-carbonyl]amino]-5-(diaminomethylideneamino)pentanoic acid.

Molecular Properties

• Compound Name: Icatibant
• PubChem CID: 6918173
• Molecular Formula: C₅₉H₈₉N₁₉O₁₃S
• Molecular Weight: 1304.55 g/mol
• Exact Mass: 1303.66
• IUPAC Name: (2S)-2-[[(2S,3aS,7aS)-1-[(3R)-2-[(2S)-2-[[(2S)-2-[[2-[[(2S,4R)-1-[(2S)-1-[(2S)-2-[[(2R)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]pyrrolidine-2-carbonyl]-4-hydroxypyrrolidine-2-carbonyl]amino]acetyl]amino]-3-thiophen-2-ylpropanoyl]amino]-3-hydroxypropanoyl]-3,4-dihydro-1H-isoquinoline-3-carbonyl]-2,3,3a,4,5,6,7,7a-octahydroindole-2-carbonyl]amino]-5-(diaminomethylideneamino)pentanoic acid
• SMILES: NC(N)=NCCC[C@@H](N)C(=O)N[C@@H](CCCN=C(N)N)C(=O)N1CCC[C@H]1C(=O)N1C[C@H](O)C[C@H]1C(=O)NCC(=O)N[C@@H](Cc1cccs1)C(=O)N[C@@H](CO)C(=O)N1Cc2ccccc2C[C@@H]1C(=O)N1[C@H](C(=O)N[C@@H](CCCN=C(N)N)C(=O)O)C[C@@H]2CCCC[C@@H]21
• InChI: InChI=1S/C59H89N19O13S/c60-37(14-5-19-67-57(61)62)48(82)72-38(15-6-20-68-58(63)64)52(86)75-22-8-18-43(75)54(88)77-30-35(80)26-44(77)50(84)70-28-47(81)71-40(27-36-13-9-23-92-36)49(83)74-41(31-79)53(87)76-29-34-12-2-1-10-32(34)24-46(76)55(89)78-42-17-4-3-11-33(42)25-45(78)51(85)73-39(56(90)91)16-7-21-69-59(65)66/h1-2,9-10,12-13,23,33,35,37-46,79-80H,3-8,11,14-22,24-31,60H2,(H,70,84)(H,71,81)(H,72,82)(H,73,85)(H,74,83)(H,90,91)(H4,61,62,67)(H4,63,64,68)(H4,65,66,69)/t33-,35+,37+,38-,39-,40-,41-,42-,43-,44-,45-,46+/m0/s1
• InChIKey: QURWXBZNHXJZBE-SKXRKSCCSA-N
• XLogP: -5.02
• TPSA: 523.72 Ų
• H-Bond Donors: 15
• H-Bond Acceptors: 17
• Rotatable Bonds: 30
• Heavy Atoms: 92
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	1304.55
LogP ≤ 5	-5.02
H-Bond Donors ≤ 5	15
H-Bond Acceptors ≤ 10	17

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'Aliphatic_long_chain', 'substructure': 'N/A'}, {'alert_name': 'imine_1', 'substructure': 'N/A'}, {'alert_name': 'imine_2', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of Icatibant?

The IUPAC name of Icatibant (CID 6918173) is (2S)-2-[[(2S,3aS,7aS)-1-[(3R)-2-[(2S)-2-[[(2S)-2-[[2-[[(2S,4R)-1-[(2S)-1-[(2S)-2-[[(2R)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]pyrrolidine-2-carbonyl]-4-hydroxypyrrolidine-2-carbonyl]amino]acetyl]amino]-3-thiophen-2-ylpropanoyl]amino]-3-hydroxypropanoyl]-3,4-dihydro-1H-isoquinoline-3-carbonyl]-2,3,3a,4,5,6,7,7a-octahydroindole-2-carbonyl]amino]-5-(diaminomethylideneamino)pentanoic acid.

What is the SMILES notation for Icatibant?

The canonical SMILES for Icatibant is NC(N)=NCCC[C@@H](N)C(=O)N[C@@H](CCCN=C(N)N)C(=O)N1CCC[C@H]1C(=O)N1C[C@H](O)C[C@H]1C(=O)NCC(=O)N[C@@H](Cc1cccs1)C(=O)N[C@@H](CO)C(=O)N1Cc2ccccc2C[C@@H]1C(=O)N1[C@H](C(=O)N[C@@H](CCCN=C(N)N)C(=O)O)C[C@@H]2CCCC[C@@H]21.

What is the InChIKey of Icatibant?

The InChIKey is QURWXBZNHXJZBE-SKXRKSCCSA-N. The full InChI is InChI=1S/C59H89N19O13S/c60-37(14-5-19-67-57(61)62)48(82)72-38(15-6-20-68-58(63)64)52(86)75-22-8-18-43(75)54(88)77-30-35(80)26-44(77)50(84)70-28-47(81)71-40(27-36-13-9-23-92-36)49(83)74-41(31-79)53(87)76-29-34-12-2-1-10-32(34)24-46(76)55(89)78-42-17-4-3-11-33(42)25-45(78)51(85)73-39(56(90)91)16-7-21-69-59(65)66/h1-2,9-10,12-13,23,33,35,37-46,79-80H,3-8,11,14-22,24-31,60H2,(H,70,84)(H,71,81)(H,72,82)(H,73,85)(H,74,83)(H,90,91)(H4,61,62,67)(H4,63,64,68)(H4,65,66,69)/t33-,35+,37+,38-,39-,40-,41-,42-,43-,44-,45-,46+/m0/s1.

What are the key properties of Icatibant?

Icatibant has a molecular weight of 1304.55 g/mol, XLogP of -5.02, 30 rotatable bonds, 15 hydrogen bond donors, and 17 hydrogen bond acceptors.

Where does this data come from?

All data for Icatibant is sourced from PubChem (CID 6918173), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).

Sources

• PubChem CID 6918173 — identifiers, structure, computed properties (public domain)
• DrugCentral drug card 4186 — approved-drug record (CC BY-SA 4.0)

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