Chemistry of Heterocyclic Compounds p. 237 - 239 (1982)
Update date:2022-08-04
Topics:
Mityurina
Kharchenko
Cherkesova
The ability of the amide carbonyl group of the pyrazolone ring to participate in the heterocyclization of oxopropyl-5-pyrazolones under the influence of polyphosphoric acid (PPA) or phosphorus polysulfide in dioxane with the formation of 4H-pyrano[ 3,2-d]
View MoreMedicalChem(Yancheng)Manuf.Co.,Ltd.
Contact:+86-515-84383366
Address:Touzeng BinHai, YanCheng City, JiangSu Province, China
Yuan Shi(SuQian)Biotechnology Co.,Ltd
website:http://www.yuanshibio.com
Contact:+86-527-84226672
Address:jiangsu suqian
Zhonghao (dalian) Research and Design Institute of Chemical Industry Co., Ltd
Contact:+86 411 84674606
Address:201, Huangpu Road , Shahekou District, Dalian ,116023-China
Chuzhou Baiao Biologhy S&T Co., Ltd.
Contact:+86-25-83212599;+86-25-83212699 13705185959
Address:Room 905, Tianzheng International Platza, No.399, Zhongyang Road ,Nanjing, Jiangsu Province, China
Nanjing Samwon International Limited
Contact:+86-25-84873444
Address:1108, BLDG B, New Century Plaza, No 1, South Taiping Rd.,
Doi:10.1016/S0040-4039(00)95640-5
(1987)Doi:10.1021/jm00391a014
(1987)Doi:10.1055/s-2008-1078169
(2008)Doi:10.1016/j.tetlet.2008.09.001
(2008)Doi:10.1016/j.tetlet.2008.09.010
(2008)Doi:10.1016/j.tetlet.2008.09.005
(2008)