Chemistry of Heterocyclic Compounds p. 884 - 886 (1990)
Update date:2022-07-29
Topics:
Vostokov, I. A.
Vasyaeva, L. V.
Maricheva, G. A.
Trub, E. P.
Treatment of mono- and diisocyanates with 3-methyl-4-alkyl(aryl)pyrazol-5-ones by heating in absolute dioxane gives the corresponding 1-carbamoylpyrazol-5-ones.Using PMR spectroscopy it has been shown that they exist in the 5-hydroxypyrazole form in DMSO,
View MoreHebei Tianxiang Biological & Pharmaceutical Co., Ltd
Contact:86-0312-6615158
Address:No 42 fazhan street qingyuan county
NIGNXIA XINDACHANG TECHNOLOGY CO.,LTD
website:https://xdcchemical.com/
Contact:86-311-85758226
Address:North Industry Area, Wuji
Shanghai Zhihua ChemTech Co., Ltd.
Contact:+86-13774313779
Address:Room 817 Suite B 3333 Shenjiang Road
Changzhou Litong Chemical Co., Ltd.
website:http://www.litonchem.com/
Contact:+86-519-86301238
Address:Laoba Rd, Hutang town Changzhou Jiangsu
CHANGYI CITY FENGRUN FINE CHEMICAL CO.,LTD
website:http://www.fengrunhuagong.com
Contact:+86-536-7869976
Address:Changyi Coastal Economic Development Zone
Doi:10.1080/00304948.2021.1875775
(2021)Doi:10.1055/s-1986-31803
(1986)Doi:10.1002/jhet.828
(2012)Doi:10.1016/S0040-4020(97)00995-2
(1997)Doi:10.1007/BF00811331
(1986)Doi:10.1021/ja01244a020
(1943)