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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 178531663Generated: November 1, 2026

2,3,9,9a-tetrahydro-1H-carbazol-4(4aH)-one

2,3-Dihydro-1H-carbazol-4(9H)-one · RARECHEM AK MA K053 · 4-OXO-1,2,3,4-TETRAHYDROCARBAZOLE · 1,2,4a,9a-tetrahydro-4-oxo-carbazole · 1,2,3,4a,9,9a-hexahydrocarbazol-4-one · 1,2,3,9-TETRAHYDRO-4H-CARBAZOLE-4-ONE · 1,2,3,4-TETRAHYDRO-4H-CARBAZOLE-4-ONE · 1,2,3,4-TETRAHYDRO-9H-CARBAZOLE-4-ONE

https://huagongshe.com/en/chemical/178531663

2,3,9,9a-tetrahydro-1H-carbazol-4(4aH)-one molecular structure

Identifiers & Physical Properties

CAS No.206647-27-0
Molecular formulaC12H13NO
Average molar mass187.24 g/mol
Monoisotopic mass187.09971404 g/mol
SMILESO=C1CCCC2Nc3ccccc3C12
InChIKeyNHZRIEOWXAIDKA-UHFFFAOYSA-N
PubChem CID16050243

Chemical & Physical Properties

XLogP1.9
Topological polar surface area29.1
Hydrogen bond donors1
Hydrogen bond acceptors2
Rotatable bonds0
Heavy atoms14
Formal charge0
Complexity251
Boiling point335.7±41.0 °C(Predicted)
Density1.148
pKa (acidity coefficient)4.93±0.20(Predicted)
CAS DataBase Reference206647-27-0(CAS DataBase Reference)