Second-order rate constants (k₆) for the photolysis of CMF in organic solvents and water.

Solvent	Acceptor number	Dielectric constant (ε)	Inverse viscosity (mPa s)−1 (25 °C)	k 6 (M−1 s−1)
Ethyl acetate	17.1	6.02	2.268	0.98
1-Butanol	36.8	17.8	0.387	1.15
1-Propanol	37.3	20.1	0.514	1.20
Acetone	12.5	20.7	0.330	1.23
Ethanol	37.1	24.3	0.931	1.26
Methanol	41.3	32.6	1.828	1.42
Acetonitrile	18.9	38.5	2.898	1.56
Water	54.8	78.5	1.123	2.45