Reaction #11279

ord-7b9e1cfe9f4f47438fab95b35771d0d9

Reaction equation

CCCCCCCCC1(CCCCCCCC)c2ccccc2-c2ccc(C(=O)O)cc21
9,9-Dioctyl-9H-fluorene-2-carboxylic acid
O=S(Cl)Cl
thionyl chloride
O=S(Cl)Cl
thionyl chloride
→
CCCCCCCCC1(CCCCCCCC)c2ccccc2-c2ccc(C(=O)Cl)cc21
9,9-Dioctyl-9H-fluorene-2-carbonyl Chloride

Reactants

CCCCCCCCC1(CCCCCCCC)c2ccccc2-c2ccc(C(=O)O)cc21
9,9-Dioctyl-9H-fluorene-2-carboxylic acid
O=S(Cl)Cl
thionyl chloride
O=S(Cl)Cl
thionyl chloride

Reagents

None

Conditions

Detailed conditions
See reaction.notes.procedure_details.

Workup

  1. 1
    workup.DISTILLATIONwas distilled off
  2. 2
    Otherthe residue material used without further purification

Procedure

9,9-Dioctyl-9H-fluorene-2-carboxylic acid (32.36 g, 74.5 mmole) was refluxed in thionyl chloride (93 g, 782 mmole) for 8 hrs. Unreacted thionyl chloride was distilled off and the residue material used without further purification.

Source

DOI: 10.6084/m9.figshare.5104873.v1Patent: US07094902B2uspto-grants-2006_08