Carbon Dioxide → 9-Oxo-9H-thioxanthene-4-carboxylic acid

HRID 1703801Notes

Reaction equation

HRID 1703801 reaction equation
[CH:1]1[C:14]2[CH2:13][C:12]3[C:7](=[CH:8][CH:9]=[CH:10][CH:11]=3)[S:6][C:5]=2[CH:4]=[CH:3][CH:2]=1.C([Li])CCC.[C:20](=[O:22])=[O:21].Cl.C([O:28]CCCC)CCC>CCCCCC>[CH:1]1[C:14]2[C:13](=[O:28])[C:12]3[C:7](=[CH:8][CH:9]=[CH:10][CH:11]=3)[S:6][C:5]=2[C:4]([C:20]([OH:22])=[O:21])=[CH:3][CH:2]=1

Participants

7

Reactant 5

HCID 280Carbon DioxideHCID 313Hydrochloric AcidHCID 8909Butyl etherHCID 67495ThioxantheneHCID 178418339Butyllithium

Product 1

HCID 4292989-Oxo-9H-thioxanthene-4-carboxylic acid

Reagents, catalysts & solvents 1

HCID 8058HexaneSolvent

Procedure

This compound was prepared by adding dropwise a solution of thioxanthene in n-butylether to a solution of n-butyllithium in hexane. The intermediate product was carbonated with dry ice and acidified with hydrochloric acid. The final product had a melting point of greater than 300° C.

Workup

  1. customThis compound was prepared

Sources & evidence

ORD record
ord-2a14951e1e1a484ba876cd8255f71402
Source dataset
uspto-grants-1978_11
Patent number
US04125621

Reaction notes

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