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.
Why Did The Treaty Of Versailles Fail. Many historians claim that the Treaty of Versailles was a failure because it ultimately led to the rise of Adolf Hitler, Second World War and the Holocaust.However, the big question is why did the Treaty of Versailles fail.History claims that the Treaty failed as it brewed resentment amongst the Germans and also did not help in satisfying the Americans, French, and the British.lso, the harshness of the Treaty brewed resentment and bitterness among the Germans, a fact that Adolf Hitler took advantage of to unite the Germans against the rest of Europe. This ultimately led to the Second World War. More Articles :