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)

Flash point:

325-330°C

storage temp. 

Sealed in dry,Room Temperature

form 

powder to crystal

pka

17.84±0.20(Predicted)

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)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-37/39

WGK Germany 

2

RTECS 

FE6300000

HS Code 

29339900

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1,2,3,4-Tetrahydrocarbazole Usage And Synthesis

Chemical Properties

beige crystalline powder

Uses

It finds its application as a pharmaceutical intermediate and in the synthesis of aspidospermidine alkaloids.

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.

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

1,2,3,4-Tetrahydrocarbazole(942-01-8)Related Product Information

• Tetramethylammonium hydroxide pentahydrate
• cis-1,2,3,6-Tetrahydrophthalic anhydride
• Methyl tetrahydrophthalic anhydride
• Tetrahydrothiophene
• Tetrahydrofuran
• POLY(N-VINYLCARBAZOLE)
• carbazol-4-one hydrochloride
• 4-OXO-1,2,3,4-TETRAHYDROCARBAZOLE
• 6-CHLORO-1 2 3 4-TETRAHYDROCARBAZOLE 9&,6-CHLORO-1,2,3,4-TETRAHYDROCARBAZOLE, 98 %
• N-METHYL-4-OXO-1,2,3,4-TETRAHYDROCARBAZOLE
• 3-Dimethylaminomethyl-1,2,3,4-tetrahydro-9-methylcarbazol-4-one
• 3-Amino-1,2,3,4-tetrahydrocarbazol
• 4-OXO-1,2,3,4-TETRAHYDROCARBAZOLE
• Carbazole
• (S)-3-Amino-1,2,3,4-tetrahydrocarbazole
• N-BENZYL-1,2,3,4-TETRAHYDROCARBAZOLE
• 3-METHYL-1,2,3,4-TETRAHYDROCARBAZOLE
• 1,2,3,4-TETRAHYDROCARBAZOLE-1-ONE