|  | |  |  | 1,2,3,4-Tetrahydrocarbazole Basic information | 
 | Product Name: | 1,2,3,4-Tetrahydrocarbazole |  | Synonyms: | ,3,4,9-Tetrahydro-1H-carbazole;1H-Indole, 2,3-(1,4-butanediyl)-;2,3,4,9-tetrahydro-1h-carbazol;2,3-Tetramethylene-1H-indole;5,6,7,8-tetrahydro-carbazol;5,6,7,8-Tetrahydrocarbazole;Carbazole, 1,2,3,4-tetrahydro-;Carbazole, 5,6,7,8-tetrahydro- |  | CAS: | 942-01-8 |  | MF: | C12H13N |  | MW: | 171.24 |  | EINECS: | 213-385-7 |  | Product Categories: | Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks;Building  Blocks;Carbazoles;Heterocyclic  Building  Blocks |  | Mol File: | 942-01-8.mol |  |  | 
|  |  | 1,2,3,4-Tetrahydrocarbazole Chemical Properties | 
 | Melting point | 118-120 °C (lit.) |  | Boiling point | 325-330 °C (lit.) |  | density | 1.1459 (rough estimate) |  | refractive index | 1.6544 (estimate) |  | Fp | 325-330°C |  | storage temp. | Sealed in dry,Room Temperature |  | pka | 17.84±0.20(Predicted) |  | form | powder to crystal |  | color | White to Orange to Green |  | Water Solubility | Insoluble in water. Solubility in methanol (almost transparency). |  | BRN | 133771 |  | CAS DataBase Reference | 942-01-8(CAS DataBase Reference) |  | NIST Chemistry Reference | 1H-Carbazole, 2,3,4,9-tetrahydro-(942-01-8) | 
| Hazard Codes | Xi |  | Risk Statements | 36/37/38 |  | Safety Statements | 26-37/39 |  | WGK Germany | 2 |  | RTECS | FE6300000 |  | HS Code | 29339900 | 
|  |  | 1,2,3,4-Tetrahydrocarbazole Usage And Synthesis | 
 | Chemical Properties | beige crystalline powder |  | Uses | 1,2,3,4-Tetrahydrocarbazole can be used as a starting material to prepare: 
  Spiro[cyclopentane-1,2′-indolin-3′-one] by photooxygenation.  9-Acyl-1,2,3,4-tetrahydrocarbazoles by N-acylation reactions.  Carbazole via palladium-catalyzed asymmetric hydrogenation reaction.
 
 |  | Uses | It finds its application as a pharmaceutical intermediate and in the synthesis of aspidospermidine alkaloids. |  | Synthesis Reference(s) | Chemical and Pharmaceutical Bulletin, 14, p. 934, 1966 DOI: 10.1248/cpb.14.934 Tetrahedron Letters, 26, p. 161, 1985 DOI: 10.1016/S0040-4039(00)61869-5
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|  |  | 1,2,3,4-Tetrahydrocarbazole Preparation Products And Raw materials | 
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