X
Search Filters
Format Format
Format Format
X
Sort by Item Count (A-Z)
Filter by Count
Patent (948) 948
Journal Article (631) 631
Publication (22) 22
Conference Proceeding (18) 18
Book Chapter (7) 7
Book Review (2) 2
Book / eBook (1) 1
more...
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
chemistry (591) 591
metallurgy (573) 573
electricity (418) 418
basic electric elements (392) 392
transporting (391) 391
performing operations (390) 390
electric solid state devices not otherwise provided for (381) 381
semiconductor devices (381) 381
correction of typographical errors (264) 264
i.e. mechanisms printing otherwise than from a forme (264) 264
lining machines (264) 264
printing (264) 264
selective printing mechanisms (264) 264
stamps (264) 264
typewriters (264) 264
ceramics (231) 231
artificial stone (227) 227
cements (227) 227
compositions thereof, e.g. mortars, concrete or like buildingmaterials (227) 227
concrete (227) 227
lime, magnesia (227) 227
refractories (227) 227
slag (227) 227
treatment of natural stone (227) 227
physics (210) 210
generation (197) 197
conversion or distribution of electric power (195) 195
electric machines not otherwise provided for (190) 190
index medicus (171) 171
compositions based thereon (118) 118
organic macromolecular compounds (118) 118
their preparation or chemical working-up (118) 118
general tagging of cross-sectional technologies spanning over several sections of the ipc (105) 105
general tagging of new technological developments (105) 105
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (105) 105
cleaning (103) 103
cleaning in general (103) 103
macromolecular compounds obtained by reactions only involvingcarbon-to-carbon unsaturated bonds (103) 103
prevention of fouling in general (103) 103
organic chemistry (100) 100
humans (98) 98
adhesives (93) 93
dyes (93) 93
miscellaneous applications of materials (93) 93
miscellaneous compositions (93) 93
natural resins (93) 93
paints (93) 93
polishes (93) 93
optics (86) 86
optical elements, systems, or apparatus (85) 85
adhesive processes not provided for elsewhere (82) 82
non-mechanical aspects of adhesive processes in general (82) 82
use of materials as adhesives (82) 82
cinematography (72) 72
electrography (72) 72
holography (72) 72
photography (72) 72
technical subjects covered by former uspc (72) 72
male (65) 65
human necessities (63) 63
female (60) 60
microbiology (58) 58
biochemistry (56) 56
technical subjects covered by former us classification (56) 56
electric communication technique (55) 55
beer (54) 54
blasting (54) 54
enzymology (54) 54
heating (54) 54
hygiene (54) 54
lighting (54) 54
mechanical engineering (54) 54
medical or veterinary science (54) 54
mutation or genetic engineering (54) 54
spirits (54) 54
vinegar (54) 54
weapons (54) 54
wine (54) 54
for performing mechanical work in general (53) 53
generating or transmitting mechanical vibrations in general (53) 53
methods or apparatus for generating or transmitting mechanicalvibrations of infrasonic, sonic, or ultrasonic frequency (53) 53
compositions thereof (52) 52
culture media (52) 52
microorganisms or enzymes (52) 52
propagating, preserving or maintaining microorganisms (52) 52
apparatus specially adapted therefor (49) 49
materials therefor (49) 49
originals therefor (49) 49
photomechanical production of textured or patterned surfaces,e.g. for printing, for processing of semiconductordevices (49) 49
preparations for medical, dental, or toilet purposes (49) 49
fermentation or enzyme-using processes to synthesise a desiredchemical compound or composition or to separate optical isomersfrom a racemic mixture (47) 47
pictorial communication, e.g. television (47) 47
biochemistry & molecular biology (44) 44
technologies or applications for mitigation or adaptation againstclimate change (44) 44
chemistry, organic (43) 43
nucleosides (43) 43
nucleotides (42) 42
specific therapeutic activity of chemical compounds ormedicinal preparations (42) 42
layered products (41) 41
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (41) 41
more...
Library Location Library Location
Language Language
Language Language
X
Sort by Item Count (A-Z)
Filter by Count
English (1526) 1526
French (205) 205
German (146) 146
Japanese (91) 91
Chinese (81) 81
Korean (29) 29
Spanish (7) 7
Portuguese (2) 2
Danish (1) 1
Russian (1) 1
more...
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


ISSN 1477-0520, 9/2018, Volume 16, Issue 36, pp. 673 - 677
Heteroacenes are potentially important materials for organic electronics and their syntheses are of topical interest. Herein we report the development of a... 
Journal Article
Organic & Biomolecular Chemistry, ISSN 1477-0520, 01/2018, Volume 16, Issue 36, pp. 6703 - 6707
Heteroacenes are potentially important materials for organic electronics and their syntheses are of topical interest. Herein we report the development of a... 
Gold | Rhodium | Aniline | Amination | Indole | Benzofuran | Phenols | Biphenyl | Catalysis | Indoles | Chemical synthesis
Journal Article
Chemical Communications, ISSN 1359-7345, 1/2011, Volume 47, Issue 4, pp. 11 - 115
Reactions cleaving carbon-carbon bonds with the assistance of transition metals as the catalyst have provided various molecular transformations that are... 
ACTIVATION | INSERTION | NICKEL | C-CN BOND | 8-MEMBERED RINGS | CONSTRUCTION | INTRAMOLECULAR ARYLCYANATION | ALKYNES | TRANSITION-METALS | CHEMISTRY, MULTIDISCIPLINARY | ARYLBORONIC ACIDS
Journal Article
Chemical communications (Cambridge, England), ISSN 1359-7345, 01/2011, Volume 47, Issue 4, pp. 1100 - 1105
Reactions cleaving carbon-carbon bonds with the assistance of transition metals as the catalyst have provided various molecular transformations that are... 
Carbon-carbon composites | Construction | Transition metals | Synthesis | Chemical bonds | Cleavage | Transformations | Carbon
Journal Article
ISSN 1477-0520, 5/2016, Volume 14, Issue 22, pp. 523 - 527
Cyclobutenes with 2-pyridylmethylene groups at the 3 position underwent an intermolecular alkyne insertion reaction in the presence of a rhodium( i ) catalyst... 
Journal Article
Journal of Organic Chemistry, ISSN 0022-3263, 04/2013, Volume 78, Issue 7, pp. 3329 - 3335
The ring-closing metathesis (RCM) of bis(2-vinylphenyl)silanes in the presence of the second-generation Hoveyda-Grubbs catalyst in toluene at 100 °C afforded... 
Alkenes - chemistry | Molecular Structure | Cyclization | Alkenes - chemical synthesis | Measurement | Catalysis | Analysis | Surface energy | Metathesis | Index Medicus
Journal Article
ISSN 1359-7345, 4/2015, Volume 51, Issue 34, pp. 7393 - 7396
Phenylcyclobutanes underwent skeletal reorganisation in the presence of Wilkinson's catalyst to afford indanes through a cascade process involving... 
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 05/2015, Volume 2015, Issue 14, pp. 3032 - 3035
Journal Article
ISSN 1477-0520, 12/2014, Volume 13, Issue 3, pp. 72 - 75
The rhodium( i )-catalysed arylative annulation of 1,4-enynes with arylboronic acids was investigated. The reaction was found to proceed via an... 
Journal Article
Organic & Biomolecular Chemistry, ISSN 1477-0520, 2015, Volume 13, Issue 3, pp. 702 - 705
Journal Article
ISSN 1144-0546, 11/2018, Volume 42, Issue 23, pp. 19178 - 19182
A ring-opening [3+2] annulation reaction between cyclopropenones and amides was developed to produce 5-amino-2-furanones. Insertion of the carbonyl group of an... 
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 07/2013, Volume 2013, Issue 20, pp. 4219 - 4222
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 05/2015, Volume 2015, Issue 14, pp. 3032 - 3035
Substituted maleic anhydrides function as synthetic equivalents of alkynes in a rhodium(III)‐catalyzed reaction with 1,6‐diynes to achieve a formal [2+2+2]... 
Anhydrides | Synthetic methods | Rhodium | Cyclotrimerization | Homogeneous catalysis | Alkynes | ORGANIC-SYNTHESIS | DIELS-ALDER | DECARBOXYLATIVE CYCLOADDITION | COMPLEXES | CHEMISTRY, ORGANIC | PYRIDINES | C-H ACTIVATION | DIRECTED CYCLOADDITION REACTIONS | SYNTHETIC APPLICATIONS | N BOND FORMATION | CATALYSTS | Catalysis
Journal Article
New Journal of Chemistry, ISSN 1144-0546, 01/2018, Volume 42, Issue 23, pp. 19178 - 19182
A ring-opening [3+2] annulation reaction between cyclopropenones and amides was developed to produce 5-amino-2-furanones. Insertion of the carbonyl group of an... 
Organic chemistry | Carbonyl groups | Amides | Chemical reactions | Catalysis | Carbonyls
Journal Article
Asian Journal of Organic Chemistry, ISSN 2193-5807, 07/2016, Volume 5, Issue 7, pp. 891 - 894
Journal Article
Chemical Communications, ISSN 1359-7345, 04/2015, Volume 51, Issue 34, pp. 7393 - 7396
Phenylcyclobutanes underwent skeletal reorganisation in the presence of Wilkinson's catalyst to afford indanes through a cascade process involving... 
DIRECTING GROUPS | FUNCTIONALIZATION | KETONES | ACTIVATION | RHODIUM | CARBOACYLATION | 1,4-RHODIUM MIGRATION | OLEFINS | CLEAVAGE | CHEMISTRY, MULTIDISCIPLINARY | HYDROARYLATION | Carbon-carbon composites | Catalysts | Cascades | Decomposition reactions | Metathesis | Chemical bonds | Cleavage
Journal Article
Organic and Biomolecular Chemistry, ISSN 1477-0520, 2018, Volume 16, Issue 36, pp. 6703 - 6707
Heteroacenes are potentially important materials for organic electronics and their syntheses are of topical interest. Herein we report the development of a... 
SOLAR-CELLS | HETEROCYCLES | ANNULATION | CATALYZED SYNTHESIS | COUPLING REACTION | CHEMISTRY, ORGANIC | N-HETEROACENES | ORGANIC SEMICONDUCTORS | DERIVATIVES | FIELD-EFFECT TRANSISTORS | MOLECULES
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 07/2013, Volume 2013, Issue 20, pp. 4219 - 4222
N‐Heterocyclic carbene–palladium catalysts are used to promote addition/ring opening of cyclopropenones with terminal alkynes. The ring‐opening alkynylation... 
Palladium | Synthetic ­methods | Ketones | Annulation | Ring opening | Alkynes | Synthetic methods | ENANTIOSELECTIVE SYNTHESIS | VINYL KETONES | COMPLEXES | CHEMISTRY, ORGANIC | C BOND ACTIVATION | CLEAVAGE | H ACTIVATION | CYCLOADDITION | CHEMISTRY | CARBON-CARBON | Palladium catalysts
Journal Article
ISSN 1477-0520, 4/2012, Volume 1, Issue 16, pp. 3175 - 3177
Intramolecular addition of a SiSi bond across a CC triple bond occurs in a trans fashion in the presence of rhodium( i ) catalysts. The trans -bis-silylation... 
Journal Article
No results were found for your search.

Cannot display more than 1000 results, please narrow the terms of your search.