|
CN112239415A
|
|
Synthetic method of alpha-cyanobenzene sodium hydroxamate
|
|
CN112174878A
|
|
Method and device for preparing 2, 6-dichloropyridine by stepwise photochlorination of pyridine
|
|
CN111004180A
|
|
Method for preparing fipronil
|
|
CN111004155A
|
|
Preparation method of trifluoromethyl sulfuryl halide
|
|
CN109879803A
|
|
A kind of method of purification of pyridinium chloride
|
|
CN109912502A
|
|
A kind of method that pyridine liquid phase Light chlorimation prepares 2,6- dichloropyridine
|
|
CN109455674A
|
|
A kind of solvent purifications method of diethylaluminum monochloride by-product sulphur
|
|
CN109467058A
|
|
A kind of melting and oxidative purification of diethylaluminum monochloride by-product sulphur
|
|
CN109134355A
|
|
A kind of method that pyridine liquid phase Light chlorimation prepares 2,6- dichloropyridine
|
|
CN109516948A
|
|
A kind of pyridine gas phase Light chlorimation prepares the method and production line of 2,6- dichloropyridine
|
|
CN109694346A
|
|
The method that 2- picoline liquid phase Light chlorimation prepares N-serve
|
|
CN105671588A
|
|
Method for preparing 3,6-dichloropyridine-2-formic acid with 3,4,5,6-tetrachloropyridine-2-formic acid through catalytic electrolysis
|
|
CN105503713A
|
|
Method for preparing 3,6-dichloro-pyridine-2-carboxylic acid through hydrogenation reduction of 3,4,5,6-tetrachloropyridine-2-carboxylic acid
|
|
CN105461621A
|
|
Method for preparing pyridine-2-formic acid by hydrogenation reduction of poly chloro pyridine-2-formic acid mixture
|
|
CN105536474A
|
|
Device for removing hydrogen fluoride from tail gas by virtue of dynamic waves and implementation method for device
|
