ClassID:

90546

C07C1/34 - CPC Classification

Classification description:

Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen reacting phosphines with aldehydes or ketones, e.g. Wittig reaction

Recent Application in this class:
#1
20250188006
2025-06-12

13C-LABELLED CHLORINATED PARAFFINS AND THEIR PREPARATION

#2
20210284608
2021-09-16

Optical data communication system comprising para-phenylenevinylenes and specific para-phenylenevinylenes

#3
20160340271
2016-11-24

METHODS FOR PREPARATION OF LYCOPENES FROM C15-WITTIG SALTS AND METHODS FOR PURIFICATION OF HIGH ALL-E CONTAINING AND HIGH 6Z CONTAINING C15-WITTIG SALTS

#4
20160145173
2016-05-26

Methods for preparation of lycopenes from C15-wittig salts and methods for purification of high all-containing and high 6Z containing C15-wittig salts

#5
20160108436
2016-04-21

Synthesis of olefinic alcohols via enzymatic terminal hydroxylation

#6
20160009611
2016-01-14

Methods for preparation of lycopenes from C15-wittig salts and methods for purification of high all-containing and high 6Z containing C15-wittig salts

#7
20150141656
2015-05-21

Methods for producing organic light emitting diode (OLED) materials

#8
20120310002
2012-12-06

1,4,6,10-tetra-double bond pentadec-carbon phosphonate, preparation method thereof, and preparation method of lycopene using the same

#9
20120171741
2012-07-05

Renewable Xylenes Produced from Bological C4 and C5 Molecules

#10
20120029211
2012-02-02

Catalytic Wittig and Mitsunobu reactions

#11
20100143429
2010-06-10

Contact sex pheromone component of the Emerald Ash Borer Fairmaire (Coleoptera: Buprestidae)

#12
20090312587
2009-12-17

PROCESS FOR THE PREPARATION OF ZEACAROTENES

#13
20070004925
2007-01-04

Method for the production of phytofluene

#14
20060106257
2006-05-18

Method for producing carotenoids