5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine

C93H168N16OS+2 — CID 157219463

About 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine

5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine (PubChem CID 157219463) has the molecular formula C93H168N16OS+2 and a molecular weight of 1558.54 g/mol. Its IUPAC name is 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine.

Molecular Properties

• Compound Name: 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine
• PubChem CID: 157219463
• Molecular Formula: C93H168N16OS+2
• Molecular Weight: 1558.54 g/mol
• Exact Mass: 1557.33
• IUPAC Name: 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine
• SMILES: CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.c1c[n+]2c(s1)CCC2.c1cc2[n+]([nH]1)CCC2.c1cc2c([nH]1)CCCC2.c1cc2n(n1)CCC2.c1cn2c(n1)CCC2.c1cn2c(n1)CCCC2.c1ncn2c1CCC2.c1nnc2n1CCCC2.c1noc2c1CCC2
• InChI: InChI=1S/C8H11N.C7H10N2.C6H9N3.4C6H8N2.C6H7NO.C6H8NS.9C4H10/c1-2-4-8-7(3-1)5-6-9-8;1-2-5-9-6-4-8-7(9)3-1;1-2-4-9-5-7-8-6(9)3-1;2*1-2-6-3-4-7-8(6)5-1;1-2-6-7-3-5-8(6)4-1;1-2-6-4-7-5-8(6)3-1;1-2-5-4-7-8-6(5)3-1;1-2-6-7(3-1)4-5-8-6;9*1-4(2)3/h5-6,9H,1-4H2;4,6H,1-3,5H2;5H,1-4H2;2*3-4H,1-2,5H2;3,5H,1-2,4H2;4-5H,1-3H2;4H,1-3H2;4-5H,1-3H2;9*4H,1-3H3/q;;;;;;;;+1;;;;;;;;;/p+1
• InChIKey: HNNFLTKMEUUHSU-UHFFFAOYSA-O
• XLogP: 23.57
• TPSA: 167.36 Ų
• H-Bond Donors: 2
• H-Bond Acceptors: 14
• Heavy Atoms: 111
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	1558.54
LogP ≤ 5	23.57
H-Bond Donors ≤ 5	2
H-Bond Acceptors ≤ 10	14

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'quaternary_nitrogen_1', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine?

The IUPAC name of 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine (CID 157219463) is 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine.

What is the SMILES notation for 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine?

The canonical SMILES for 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine is CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.CC(C)C.c1c[n+]2c(s1)CCC2.c1cc2[n+]([nH]1)CCC2.c1cc2c([nH]1)CCCC2.c1cc2n(n1)CCC2.c1cn2c(n1)CCC2.c1cn2c(n1)CCCC2.c1ncn2c1CCC2.c1nnc2n1CCCC2.c1noc2c1CCC2.

What is the InChIKey of 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine?

The InChIKey is HNNFLTKMEUUHSU-UHFFFAOYSA-O. The full InChI is InChI=1S/C8H11N.C7H10N2.C6H9N3.4C6H8N2.C6H7NO.C6H8NS.9C4H10/c1-2-4-8-7(3-1)5-6-9-8;1-2-5-9-6-4-8-7(9)3-1;1-2-4-9-5-7-8-6(9)3-1;2*1-2-6-3-4-7-8(6)5-1;1-2-6-7-3-5-8(6)4-1;1-2-6-4-7-5-8(6)3-1;1-2-5-4-7-8-6(5)3-1;1-2-6-7(3-1)4-5-8-6;9*1-4(2)3/h5-6,9H,1-4H2;4,6H,1-3,5H2;5H,1-4H2;2*3-4H,1-2,5H2;3,5H,1-2,4H2;4-5H,1-3H2;4H,1-3H2;4-5H,1-3H2;9*4H,1-3H3/q;;;;;;;;+1;;;;;;;;;/p+1.

What are the key properties of 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine?

5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine has a molecular weight of 1558.54 g/mol, XLogP of 23.57, 0 rotatable bonds, 2 hydrogen bond donors, and 14 hydrogen bond acceptors.

Where does this data come from?

All data for 5,6-dihydro-4H-cyclopenta[d][1,2]oxazole;6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole;6,7-dihydro-5H-pyrrolo[2,1-b][1,3]thiazol-4-ium;6,7-dihydro-5H-pyrrolo[1,2-c]imidazole;nonakis(2-methylpropane);5,6,7,8-tetrahydroimidazo[1,2-a]pyridine;4,5,6,7-tetrahydro-1H-indole;1,4,5,6-tetrahydropyrrolo[1,2-b]pyrazol-7-ium;5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine is sourced from PubChem (CID 157219463), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).