Cyanomethylbenzoic acid: an acceptor for donor-π-acceptor chromophores used in dye-sensitized solar cells.

Cyanomethylbenzoic acid: an acceptor for donor-π-acceptor chromophores used in dye-sensitized solar cells.

ChemSusChem (2013-01-25)

Wanchun Xiang, Akhil Gupta, Muhammad Kalim Kashif, Noel Duffy, Ante Bilic, Richard A Evans, Leone Spiccia, Udo Bach

ABSTRACT

Sensing the sun: Incorporation of a cyanomethyl benzoic acid electron acceptor into donor-π-acceptor sensitizers for dye-sensitized-solar cell is shown to lead to devices with improved conversion efficiency when compared with more widely used cyanoacetic acid acceptor.

MATERIALS

Product Number

Brand

Product Description

12353

Supelco

Benzoic acid, reference material for titrimetry, certified by BAM, >99.5%

33047

Sigma-Aldrich

Benzoic acid, puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.9% (alkalimetric)

18102

Sigma-Aldrich

Benzoic acid, meets analytical specification of Ph. Eur., BP, USP, FCC, E210, 99.5-100.5% (alkalimetric)

W213101

Sigma-Aldrich

Benzoic acid, ≥99.5%, FCC, FG

W213128

Sigma-Aldrich

Benzoic acid, natural, ≥99.5%, FCC, FG

427608

Sigma-Aldrich

Benzoic acid, purified by sublimation, ≥99%

242381

Sigma-Aldrich

Benzoic acid, ACS reagent, ≥99.5%

290009

Sigma-Aldrich

Potassium benzoate, ReagentPlus^®, 99%

06185

Supelco

Benzoic acid, Standard for quantitative NMR, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

76170

Supelco

Melting point standard 121-123°C, analytical standard

PHR1050

Supelco

Benzoic acid, Pharmaceutical Secondary Standard; Certified Reference Material

109479

Sigma-Aldrich

Benzoic acid, ReagentPlus^®, 99%

73983

Supelco

Mettler-Toledo Calibration substance ME 18555, Benzoic acid, analytical standard, (for the calibration of the melting point system), traceable to primary standards (LGC)