spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one

Modify Date: 2025-08-26 09:14:32

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure
spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one structure
 Common Name spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one
CAS Number 91459-27-7 Molecular Weight 283.32300
Density N/A Boiling Point N/A
Molecular Formula C20H13NO Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C20H13NO
Molecular Weight 283.32300
Exact Mass 283.10000
PSA 29.96000
LogP 3.98280
InChIKey IJUHKDRKHGDUGW-UHFFFAOYSA-N
SMILES O=C1CC2(c3ccccc31)c1ccccc1-c1ncccc12

 Synthetic Route

2-indeno[1,2-b]pyridin-5-ylidene-1-phenylethanone structure

2-indeno[1,2-b]...

CAS#:120533-54-2

~54%

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Mikhalis Makuli; Mikhailova, N. M.; Sergeeva, N. D. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 4 p. 413 - 416 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 510 - 513
9-(1,2-dibenzoylethylidene)-4-azafluorene structure

9-(1,2-dibenzoy...

CAS#:120560-93-2

~45%

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Makuli, Mikhalis; Mikhailova, N. M.; Sergeeva, N. D.; Obynochnyi, A. A. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1988 , vol. 24, # 9 p. 1024 - 1027 Khimiya Geterotsiklicheskikh Soedinenii, 1988 , # 9 p. 1239 - 1242
5H-Indeno(1,2-b)pyridin-5-one structure

5H-Indeno(1,2-b...

CAS#:3882-46-0

~%

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Mikhalis Makuli; Mikhailova, N. M.; Sergeeva, N. D. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 4 p. 413 - 416 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 510 - 513
9-Phenylethynyl-4-azafluoren-9-ol structure

9-Phenylethynyl...

CAS#:87446-06-8

~%

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Mikhalis Makuli; Mikhailova, N. M.; Sergeeva, N. D. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 4 p. 413 - 416 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 510 - 513
Phenylacetylene structure

Phenylacetylene

CAS#:536-74-3

~%

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Mikhalis Makuli; Mikhailova, N. M.; Sergeeva, N. D. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 4 p. 413 - 416 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 510 - 513
Acetophenone structure

Acetophenone

CAS#:98-86-2

~%

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Mikhalis Makuli; Mikhailova, N. M.; Sergeeva, N. D. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 4 p. 413 - 416 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 510 - 513
9-Phenylethynyl-4-azafluoren-9-ol structure

9-Phenylethynyl...

CAS#:87446-06-8

~15%

N/A structure

N/A

CAS#:91459-25-5

N/A structure

N/A

CAS#:91459-26-6

spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one Structure

spiro[2H-indene...

CAS#:91459-27-7

Literature: Prostakov, N. S.; Mikhalis Makuli; Mikhailova, N. M.; Sergeeva, N. D. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 4 p. 413 - 416 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 510 - 513

 Synonyms

3'-oxo-spiro-<4-azafluorene-9,1'-indane>
Spiro[1H-indene-1,5'-[5H]indeno[1,2-b]pyridin]-3(2H)-one
3'-Oxospiro<4-azafluorene-9,1'-indan>
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Chemsrc provides CAS#:91459-27-7 MSDS, density, melting point, boiling point, structure, etc. Its name is spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one>> amp version: spiro[2H-indene-3,5'-indeno[1,2-b]pyridine]-1-one

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