Bulletin of the Chemical Society of Japan p. 3875 - 3876 (1981)
Update date:2022-08-04
Topics:
Watanabe, Yoshihisa
Sakamoto, Fukashi
Shim, Sang Chul
Mitsudo, Take-aki
Aliphatic aldehydes react with formaldehyde in the presence of dimethylamine hydrochloride at 200 deg C to form 2,5-dialkylcyclopentanones in moderate yields.Propanal, butanal, and pentanal give 2,5-dimethyl-, 2,5-diethyl-, and 2,5-dipropylcyclopentanone respectively, but ethanal gives only a tarry material.
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Doi:10.1039/P19810003221
(1981)Doi:10.1002/hlca.201800049
(2018)Doi:10.1016/S0040-4039(01)92399-8
(1981)Doi:10.1021/ja00376a024
(1982)Doi:10.1016/j.bmc.2018.06.001
(2018)Doi:10.1016/S0022-328X(00)99462-2
(1988)
