
Synthesis p. 134 - 137 (1987)
Update date:2022-07-31
Topics:
Schmidt, Arthur H.
Maibaum, Harry
Starting with squaric acid (1), semisquaric acid (4) has been synthesized in a 54percent overall yield.In contrast to a literature report semisquaric acid (4) reacts with ammonia (5a) and aniline (5b) in the cold to give the ammonium-semisquarates 6a and
View MoreHubei Honch Pharmaceutical Co.,Ltd
Contact:86-713-7222018
Address:Li Shizhen Pharmaceutical Industry park, Qichun County, Hubei Province,China
AUSHUN PHARMACEUTICAL TECHNOLOGY CO,.LTD
Contact:+86-25-86883560 15951806178
Address:14 Dayingbi, Zhujiang Rd. East, Nanjing, Jiangsu, China.
Yantai Derun Liquid Crystal Materials Co. Ltd.
website:http://www.ytderun.com
Contact:86-535-6300169
Address:ROOM 90, XIANGFU STREET, FUSHAN NEW-HIGH-TECH IDUSTRY ZONE, YANTAI
Xi'an Unique Electronic and Chemical Co., Ltd.
Contact:+86-029-88238008
Address:1703# B BUILDING WEST ELECTRONIC ZONE, XI'AN, CHINA
Lianyungang Ningkang Chemical Co., Ltd
Contact:.+86-518-88588008
Address:http://www.chemnk.com
Doi:10.1055/s-0028-1087299
(2008)Doi:10.1002/chem.202102627
(2021)Doi:10.1021/ja305684m
(2012)Doi:10.1016/j.inoche.2007.10.029
(2008)Doi:10.1039/jr9560003642
(1956)Doi:10.1021/jo802579f
(2009)