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. 2023 Dec 29;29(1):201. doi: 10.3390/molecules29010201

Table 8.

Most successful photochemical reactions of the starting compounds 15 were performed in a flow reactor (followed by HPLC *).

Comp. Catalyst Retention Time (min) Wavelength (nm)/Temp. °C Flow Rate (mL/min) Conversion (%) Productivity
(μmol mL−1 min−1)
Yields of Photoproducts (%)
cis- Dimer Cycl. ** trans- Undefined
1 - 2 365/22 0.5 94 0.470 94.0 - - 6.0 -
2 - 2 365/22 0.5 61.6 0.308 61.6 - - 38.4 -
3 - 2 365/22 0.5 91.7 0.458 71.0 - - 8.3 20.7
4 - 2 365/22 0.5 92.2 0.461 81.9 - - 7.8 10.3
5 - 2 365/22 0.5 91.0 0.455 22.5 4.8 29.8 9.0 30.1
1 FbA 10 420/22 0.1 100 0.500 - 58.1 19.3 - 22.6
2 FbA 10 420/22 0.1 40.2 0.201 8.1 - - 59.8 32.1
3 FbA 10 420/22 0.1 100 0.500 - 6.4 93.6 - -
4 FbA 10 420/22 0.1 100 0.500 - 58.0 13.8 - 28.1
5 FbA 10 420/22 0.1 100 0.500 - - 90.1 - 9.9

HPLC analyses values read at 320 nm; ** product of photochemical electrocyclization reaction.