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翻转交叉High quality CAS:1451-82-7 2-Bromo-4'-methylpropiophenone
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cas no.:20320-59-6
The anhydrous ethanol co-vaporized with diethyl phthalate and sodium metal is added dropwise to the mixture of diethyl malonate, carbon tetrachloride and magnesium, heated to start the reaction, and the temperature is controlled to smooth the reaction.…
cas no.:49851-31-2
We provide different specifications of packaging according to customer needs. Meet all the needs of customers.Use high-hardness cartons and filling materials to avoid product damage during transportation. Customers receive satisfactory products. Transportation…
cas no.:236117-38-7
We provide different specifications of packaging according to customer needs. Meet all the needs of customers.Use high-hardness cartons and filling materials to avoid product damage during transportation. Customers receive satisfactory products. Transportation…
cas no.:593-31-2
Methylamine is used as a building block for the synthesis of other organic compounds. It is on the DEA watchlist for chemical precursors because of clandestine use in manufacture of the drug MDMA (ecstasy) and methamphetamine.
