ClassID:

90918

C07C17/2635 - CPC Classification

Classification description:

Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions involving a phosphorus compound, e.g. Wittig synthesis

Recent Application in this class:
#1
20190322614
2019-10-24

1-haloalkadiene and a process for preparing the same and a process for preparing (9e, 11z)-9,11-hexadecadienyl acetate

#2
20190308920
2019-10-10

Oxy-cope rearrangement for the manufacture of insecticidal cyclopentene compounds

#3
20180305284
2018-10-25

1-halo-6,9-pentadecadiene and method for producing (7Z,10Z)-7,10-hexadecadienal

#4
20160263566
2016-09-15

Phosphine ligands for catalytic reactions

#5
20160107978
2016-04-21

Method for producing a conjugated Z-alken-yn-yl acetate

#6
20160107969
2016-04-21

Method for producing an ω-halo-2-alkynal

#7
20140309452
2014-10-16

Omega-halo-2-alkynal

#8
20130041160
2013-02-14

Process for the preparation of pyrazole carboxylic acid amides

#9
20120029211
2012-02-02

Catalytic Wittig and Mitsunobu reactions

#10
20090179196
2009-07-16

Pyrene-Based Organic Compound, Transistor Material and Light-Emitting Transistor Device

#11
20090062558
2009-03-05

Process for preparing Estrogen-antagonistic 11 beta-Fluoro-17alpha-alkylestra-1,3,5(10)-triene-3,17-diols having a 7alpha-(xi-Alkylamino-omega-perfluoroalkyl)alkyl side chain and alpha-Alkyl(amino)-omega-perfluoro(alkyl)alkanes and Processes for their Preparation

#12
20080220286
2008-09-11

Dinaphthyl ethylene derivativce, process for preparing it, film prepared from it, and OLED including the film

#13
20080188689
2008-08-07

Preparation of organic compounds bearing a trifluoromethyl group on a quaternary carbon

#14
20080173844
2008-07-24

PHENYLCYCLOHEXANES AND A LIQUID-CRYSTALLINE MEDIUM

#15
20070224130
2007-09-27

Tetrahydro-naphthalene derivatives as glucocorticoid receptor modulators

#16
20050133763
2005-06-23

Phenylcyclohexanes and a liquid-crystalline medium