Synthesis p. 568 (1989)
Update date:2022-08-17
Topics:
Olah, George A.
Wu, An-hsiang
Farooq, Omar
A new, simple preparation for stable dialkyl ketenes involving intramolecular dehydration of appropriately substituted acetic acids with dicyclohexylcarbodiimide (DCC) in the presence of catalytic amounts of triethylamine gives 60-70percent yield of the corresponding ketenes.Trimethylsilylacetic acid also gives trimethylsilylketene in good yield.
View MoreShanghai Sunway Pharmaceutical Technology Co.,Ltd.
Contact:+86-21-5161 3915
Address:Shanghai YangPu
Zhangjiagang Golden Reach Fine Chemical Co.,LTD.
Contact:+86-512-6585 6968
Address:Changfu Road, Dongsha Chemical Industry Park, Zhangjiagang City, Jiangsu Province, China
Shandong Yaroma Perfumery Co., Ltd.
Contact:+86- 531- 88024598
Address:7-702 Caizhi Central, 59 Gong Ye South Road, Jinan City,250101, P. R. China
Tengzhou Runlong Fragrance Co., Ltd.
website:http://www.tzrunlong.com/
Contact:0086-15665710862
Address:No. 78, Fushan Road, Biomedical Industrial Park, Dawu Town, Tengzhou, Shandong, 277514 China
Hangzhou Eastbiopharm Co.,Ltd.
Contact:+86-571-88931780
Address:Hangzhou,China
Doi:10.1021/ja01645a050
(1954)Doi:10.1002/ejoc.200600505
(2006)Doi:10.1021/ja01549a081
(1958)Doi:10.1016/j.bmcl.2006.09.039
(2006)Doi:10.1016/S0040-4039(98)01749-3
(1998)Doi:10.1134/S1070363217050085
(2017)