Promethazine hydrochloride, a phenothiazine derivative, is chemically designated as (Â±)-10-[2-(Dimethylamino)propyl] phenothiazine monohydrochloride. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air.
Confidence votes 11. The new Republic of China fell into chaos after 1912 because of the mistakes of Yuan Shikai. In 1912, after Sun Yixian(AKA Sun Yat-Sen) stepped down as president in favor for him, Yuan Shikai tried to foolishly create another dynasty.However, the military didn't back him and opposition divided the nation.ventually, the KMT retreated o the island of Taiwan and the CPC became the People's Republic of China (PRC) in 1949. There was never a peace agreement between both nations so both governments claim to be the legitimate government of all of China.
There were many reasons why it had failed to keep peace: Not all countries joined the League, therefore it was weak, there were lack of troops, economic sanctions didn't work, there was betrayal, there was self-interest of leading members and decisions were slow.araguay appealed to the League of Nations, but the League did not take action when the Pan-American conference offered to mediate instead.         The war was a disaster for both sides, causing 100,000 casualties and bringing both countries to the brink of economic disaster.