4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine

C244H156N8O3S3 — CID 158402025

IUPAC4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine
SMILESc1ccc(-c2ccc(N(c3ccccc3)c3ccc4c(c3)C3(c5ccccc5-4)c4ccccc4-c4c(N(c5ccccc5)c5ccc6sc7ccccc7c6c5)cccc43)cc2)cc1.c1ccc(-c2cccc(N(c3ccccc3)c3ccc4c(c3)C3(c5ccccc5-4)c4ccccc4-c4c(N(c5ccccc5)c5ccc6sc7ccccc7c6c5)cccc43)c2)cc1.c1ccc(N(c2ccc3c(c2)C2(c4ccccc4-3)c3ccccc3-c3c(N(c4ccccc4)c4ccc5oc6ccccc6c5c4)cccc32)c2ccc3oc4ccccc4c3c2)cc1.c1ccc(N(c2ccc3c(c2)C2(c4ccccc4-3)c3ccccc3-c3c(N(c4ccccc4)c4ccc5oc6ccccc6c5c4)cccc32)c2ccc3sc4ccccc4c3c2)cc1
InChIInChI=1S/C61H38N2O2.C61H38N2OS.2C61H40N2S/c1-3-16-39(17-4-1)62(41-31-34-58-49(36-41)46-21-9-13-28-56(46)64-58)43-30-33-45-44-20-7-11-24-51(44)61(54(45)38-43)52-25-12-8-23-48(52)60-53(61)26-15-27-55(60)63(40-18-5-2-6-19-40)42-32-35-59-50(37-42)47-22-10-14-29-57(47)65-59;1-3-16-39(17-4-1)62(41-32-35-59-50(37-41)47-22-10-14-29-58(47)65-59)43-30-33-45-44-20-7-11-24-51(44)61(54(45)38-43)52-25-12-8-23-48(52)60-53(61)26-15-27-55(60)63(40-18-5-2-6-19-40)42-31-34-57-49(36-42)46-21-9-13-28-56(46)64-57;1-4-18-41(19-5-1)42-20-16-25-45(38-42)62(43-21-6-2-7-22-43)47-34-36-49-48-26-10-13-29-53(48)61(56(49)40-47)54-30-14-11-28-51(54)60-55(61)31-17-32-57(60)63(44-23-8-3-9-24-44)46-35-37-59-52(39-46)50-27-12-15-33-58(50)64-59;1-4-17-41(18-5-1)42-31-33-45(34-32-42)62(43-19-6-2-7-20-43)47-35-37-49-48-23-10-13-26-53(48)61(56(49)40-47)54-27-14-11-25-51(54)60-55(61)28-16-29-57(60)63(44-21-8-3-9-22-44)46-36-38-59-52(39-46)50-24-12-15-30-58(50)64-59/h2*1-38H;2*1-40H
InChIKeyGYFKDWIIOZOLIG-UHFFFAOYSA-N
MW3344.19 g/mol
LogP68.01
Rot. Bonds26

About 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine

4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine (PubChem CID 158402025) has the molecular formula C244H156N8O3S3 and a molecular weight of 3344.19 g/mol. Its IUPAC name is 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine.

Molecular Properties

Compound Name4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine
PubChem CID158402025
Molecular FormulaC244H156N8O3S3
Molecular Weight3344.19 g/mol
Exact Mass3341.15
IUPAC Name4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine
SMILESc1ccc(-c2ccc(N(c3ccccc3)c3ccc4c(c3)C3(c5ccccc5-4)c4ccccc4-c4c(N(c5ccccc5)c5ccc6sc7ccccc7c6c5)cccc43)cc2)cc1.c1ccc(-c2cccc(N(c3ccccc3)c3ccc4c(c3)C3(c5ccccc5-4)c4ccccc4-c4c(N(c5ccccc5)c5ccc6sc7ccccc7c6c5)cccc43)c2)cc1.c1ccc(N(c2ccc3c(c2)C2(c4ccccc4-3)c3ccccc3-c3c(N(c4ccccc4)c4ccc5oc6ccccc6c5c4)cccc32)c2ccc3oc4ccccc4c3c2)cc1.c1ccc(N(c2ccc3c(c2)C2(c4ccccc4-3)c3ccccc3-c3c(N(c4ccccc4)c4ccc5oc6ccccc6c5c4)cccc32)c2ccc3sc4ccccc4c3c2)cc1
InChIInChI=1S/C61H38N2O2.C61H38N2OS.2C61H40N2S/c1-3-16-39(17-4-1)62(41-31-34-58-49(36-41)46-21-9-13-28-56(46)64-58)43-30-33-45-44-20-7-11-24-51(44)61(54(45)38-43)52-25-12-8-23-48(52)60-53(61)26-15-27-55(60)63(40-18-5-2-6-19-40)42-32-35-59-50(37-42)47-22-10-14-29-57(47)65-59;1-3-16-39(17-4-1)62(41-32-35-59-50(37-41)47-22-10-14-29-58(47)65-59)43-30-33-45-44-20-7-11-24-51(44)61(54(45)38-43)52-25-12-8-23-48(52)60-53(61)26-15-27-55(60)63(40-18-5-2-6-19-40)42-31-34-57-49(36-42)46-21-9-13-28-56(46)64-57;1-4-18-41(19-5-1)42-20-16-25-45(38-42)62(43-21-6-2-7-22-43)47-34-36-49-48-26-10-13-29-53(48)61(56(49)40-47)54-30-14-11-28-51(54)60-55(61)31-17-32-57(60)63(44-23-8-3-9-24-44)46-35-37-59-52(39-46)50-27-12-15-33-58(50)64-59;1-4-17-41(18-5-1)42-31-33-45(34-32-42)62(43-19-6-2-7-20-43)47-35-37-49-48-23-10-13-26-53(48)61(56(49)40-47)54-27-14-11-25-51(54)60-55(61)28-16-29-57(60)63(44-21-8-3-9-22-44)46-36-38-59-52(39-46)50-24-12-15-30-58(50)64-59/h2*1-38H;2*1-40H
InChIKeyGYFKDWIIOZOLIG-UHFFFAOYSA-N
XLogP68.01
TPSA65.34 Ų
H-Bond Donors
H-Bond Acceptors14
Rotatable Bonds26
Heavy Atoms258
Complexity—

Lipinski Rule of Five

3 violations

RuleValue
MW ≤ 5003344.19
LogP ≤ 568.01
H-Bond Donors ≤ 50
H-Bond Acceptors ≤ 1014

Analyze 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine with MolForge

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Related Compounds

N-(3-dibenzofuran-2-ylphenyl)-N-(4-phenylphenyl)-9,9'-spirobi[fluorene]-4-amine
CID 167176749
2-N'-dibenzothiophen-2-yl-2-N',4-N,4-N-triphenyl-9,9'-spirobi[fluorene]-2',4-diamine
CID 140915452
N-(4-phenylphenyl)-N-spiro[fluorene-9,14'-tetracyclo[13.4.0.02,7.08,13]nonadeca-1(19),2,4,6,8,10,12,15,17-nonaene]-4-yldibenzofuran-2-amine
CID 130263998
2-N'-dibenzofuran-4-yl-4-N-naphthalen-1-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;2-N'-dibenzothiophen-2-yl-4-N-naphthalen-1-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N'-naphthalen-1-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine
CID 161223026
N-(4-dibenzofuran-2-ylphenyl)-N-phenyl-6-[2-(N-phenylanilino)-9,9'-spirobi[fluorene]-4'-yl]dibenzothiophen-2-amine
CID 164934267
N-(9,9-dimethylspiro[anthracene-10,9'-fluorene]-4'-yl)-N-phenyldibenzofuran-2-amine;N-(9,9-dimethylspiro[anthracene-10,9'-fluorene]-4'-yl)-N-(4-phenylphenyl)dibenzofuran-2-amine;N-[3-(9,9-dimethylspiro[anthracene-10,9'-fluorene]-3'-yl)phenyl]-N-(4-phenylphenyl)dibenzofuran-2-amine
CID 159125994
N-dibenzothiophen-2-yl-N-(4-phenylphenyl)spiro[fluorene-9,6'-indeno[2,1-b][1]benzofuran]-4-amine
CID 134551310
N,N-bis(4-phenylphenyl)-9,9'-spirobi[fluorene]-4-amine;N-(9,9-dimethylfluoren-2-yl)-N-(4-phenylphenyl)-9,9'-spirobi[fluorene]-4-amine;N-(9,9-dimethylfluoren-2-yl)-N-(9,9'-spirobi[fluorene]-4-yl)dibenzofuran-2-amine;N-(4-phenylphenyl)-N-(9,9'-spirobi[fluorene]-4-yl)dibenzofuran-2-amine
CID 164990095
N-(4-dibenzofuran-1-ylphenyl)-N-(9,9-diphenylfluoren-4-yl)dibenzothiophen-2-amine;N-(4-dibenzofuran-2-ylphenyl)-N-(9,9-diphenylfluoren-4-yl)dibenzothiophen-2-amine;N-(4-dibenzofuran-3-ylphenyl)-N-(9,9-diphenylfluoren-4-yl)dibenzothiophen-2-amine
CID 160753987
2-N'-dibenzothiophen-4-yl-2-N',4-N-diphenyl-4-N-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine
CID 140915366
N-(4-dibenzofuran-2-ylphenyl)-N-(9,9-diphenylfluoren-2-yl)-10-phenylspiro[acridine-9,9'-fluorene]-4'-amine;N-(4-dibenzothiophen-2-ylphenyl)-N-(9,9-dimethylfluoren-2-yl)-10-phenylspiro[acridine-9,9'-fluorene]-4'-amine;N-(4-dibenzothiophen-2-ylphenyl)-N-(9,9-diphenylfluoren-2-yl)-10-phenylspiro[acridine-9,9'-fluorene]-4'-amine
CID 158548002
N-(4-dibenzofuran-3-ylphenyl)-N-[4-(4-dibenzothiophen-2-ylphenyl)phenyl]-9,9-diphenylfluoren-4-amine
CID 121424451

Frequently Asked Questions

What is the IUPAC name of 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine?
The IUPAC name of 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine (CID 158402025) is 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine.
What is the SMILES notation for 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine?
The canonical SMILES for 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine is c1ccc(-c2ccc(N(c3ccccc3)c3ccc4c(c3)C3(c5ccccc5-4)c4ccccc4-c4c(N(c5ccccc5)c5ccc6sc7ccccc7c6c5)cccc43)cc2)cc1.c1ccc(-c2cccc(N(c3ccccc3)c3ccc4c(c3)C3(c5ccccc5-4)c4ccccc4-c4c(N(c5ccccc5)c5ccc6sc7ccccc7c6c5)cccc43)c2)cc1.c1ccc(N(c2ccc3c(c2)C2(c4ccccc4-3)c3ccccc3-c3c(N(c4ccccc4)c4ccc5oc6ccccc6c5c4)cccc32)c2ccc3oc4ccccc4c3c2)cc1.c1ccc(N(c2ccc3c(c2)C2(c4ccccc4-3)c3ccccc3-c3c(N(c4ccccc4)c4ccc5oc6ccccc6c5c4)cccc32)c2ccc3sc4ccccc4c3c2)cc1.
What is the InChIKey of 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine?
The InChIKey is GYFKDWIIOZOLIG-UHFFFAOYSA-N. The full InChI is InChI=1S/C61H38N2O2.C61H38N2OS.2C61H40N2S/c1-3-16-39(17-4-1)62(41-31-34-58-49(36-41)46-21-9-13-28-56(46)64-58)43-30-33-45-44-20-7-11-24-51(44)61(54(45)38-43)52-25-12-8-23-48(52)60-53(61)26-15-27-55(60)63(40-18-5-2-6-19-40)42-32-35-59-50(37-42)47-22-10-14-29-57(47)65-59;1-3-16-39(17-4-1)62(41-32-35-59-50(37-41)47-22-10-14-29-58(47)65-59)43-30-33-45-44-20-7-11-24-51(44)61(54(45)38-43)52-25-12-8-23-48(52)60-53(61)26-15-27-55(60)63(40-18-5-2-6-19-40)42-31-34-57-49(36-42)46-21-9-13-28-56(46)64-57;1-4-18-41(19-5-1)42-20-16-25-45(38-42)62(43-21-6-2-7-22-43)47-34-36-49-48-26-10-13-29-53(48)61(56(49)40-47)54-30-14-11-28-51(54)60-55(61)31-17-32-57(60)63(44-23-8-3-9-24-44)46-35-37-59-52(39-46)50-27-12-15-33-58(50)64-59;1-4-17-41(18-5-1)42-31-33-45(34-32-42)62(43-19-6-2-7-20-43)47-35-37-49-48-23-10-13-26-53(48)61(56(49)40-47)54-27-14-11-25-51(54)60-55(61)28-16-29-57(60)63(44-21-8-3-9-22-44)46-36-38-59-52(39-46)50-24-12-15-30-58(50)64-59/h2*1-38H;2*1-40H.
What are the key properties of 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine?
4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine has a molecular weight of 3344.19 g/mol, XLogP of 68.01, 26 rotatable bonds, 0 hydrogen bond donors, and 14 hydrogen bond acceptors.
Where does this data come from?
All data for 4-N-dibenzofuran-2-yl-2-N'-dibenzothiophen-2-yl-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(3-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;4-N-dibenzothiophen-2-yl-2-N',4-N-diphenyl-2-N'-(4-phenylphenyl)-9,9'-spirobi[fluorene]-2',4-diamine;2-N',4-N-di(dibenzofuran-2-yl)-2-N',4-N-diphenyl-9,9'-spirobi[fluorene]-2',4-diamine is sourced from PubChem (CID 158402025), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).