X
Search Filters
Format Format
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
alkenoic acids (41) 41
chemistry, organic (31) 31
chemistry, multidisciplinary (16) 16
synthesis (11) 11
alkenoic acid (10) 10
bromolactonization (10) 10
cyclization (9) 9
derivatives (9) 9
index medicus (8) 8
poly (8) 8
carboxylic-acids (7) 7
catalysis (7) 7
chemistry, physical (7) 7
halogenation (7) 7
oxidation (7) 7
chemistry, applied (6) 6
chemistry, inorganic & nuclear (6) 6
lactones (6) 6
acids (5) 5
alcohols (5) 5
catalysts (5) 5
chemistry (5) 5
ketones (5) 5
organic chemistry (5) 5
stereoselective-synthesis (5) 5
activation (4) 4
aldehydes (4) 4
alkenoic acid-esters (4) 4
benzene (4) 4
diselenide (4) 4
enantiomers (4) 4
esters (4) 4
food science & technology (4) 4
gamma-lactones (4) 4
hydrogen-peroxide (4) 4
iodolactonization (4) 4
molecular structure (4) 4
organocatalysis (4) 4
perfluoroalkyl iodides (4) 4
reagents (4) 4
-alkenoic acids (3) 3
alkene (3) 3
alkenes - chemistry (3) 3
alkenols (3) 3
alkenyl urethanes (3) 3
alkynes (3) 3
asymmetric bromolactonization (3) 3
asymmetric catalysis (3) 3
biochemistry & molecular biology (3) 3
chemical properties (3) 3
chemical synthesis (3) 3
chlorolactonization (3) 3
cytotoxicity (3) 3
dabco-catalyzed reaction (3) 3
enantioselective bromolactonization (3) 3
enantioselective synthesis (3) 3
functional monomer (3) 3
functionalization (3) 3
halolactonization (3) 3
lactonization (3) 3
michael addition (3) 3
n-bromosuccinimide (3) 3
organic compounds (3) 3
oxalyl chloride (3) 3
palladium (3) 3
paper (3) 3
physics, atomic, molecular & chemical (3) 3
polybasic acid (3) 3
salts (3) 3
selenium (3) 3
selenocyclisation (3) 3
silyl ketene acetals (3) 3
sodium-bromide (3) 3
stereochemistry (3) 3
stereoisomerism (3) 3
tetrahedrons (3) 3
1,2,4-triazole (2) 2
1,3-proton shift reaction (2) 2
2-carbon homologation (2) 2
3-alkenoic acids (2) 2
3‐alkenoic acids (2) 2
ab-initio (2) 2
acid (2) 2
actinomycetes (2) 2
activated alkynes (2) 2
afm (2) 2
alkadienes (2) 2
alkenes (2) 2
alkenoic acids synthesis (2) 2
amination (2) 2
animals (2) 2
antimicrobial (2) 2
arylation (2) 2
asymmetry (2) 2
beta (2) 2
bifunctional catalyst (2) 2
biological-activity (2) 2
biotechnology & applied microbiology (2) 2
bromination (2) 2
bromocyclization (2) 2
more...
Language Language
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


Organic Letters, ISSN 1523-7060, 11/2017, Volume 19, Issue 21, pp. 5900 - 5903
An efficient photoredox-catalyzed alkylation/lactonization reaction of unsaturated carboxylic acids by using alkyl N-hydroxyphthalimide esters as alkylation... 
ELECTRON-TRANSFER | PHASE-TRANSFER | COPPER CATALYSIS | LIGHT | CHEMISTRY, ORGANIC | QUATERNARY CARBONS | REDOX-ACTIVE ESTERS | ALKENOIC ACIDS | GAMMA-LACTONES | ENANTIOSELECTIVE IODOLACTONIZATION | DECARBOXYLATIVE ALKYNYLATION
Journal Article
Organic Letters, ISSN 1523-7060, 06/2013, Volume 15, Issue 11, pp. 2838 - 2841
Chiral phosphonium salts induce the kinetic resolution of racemic α-substituted unsaturated carboxylic acids through asymmetric protolactonization. Both the... 
OLEFINIC ACIDS | LACTONES | ENANTIOSELECTIVE BROMOLACTONIZATION | BIFUNCTIONAL CATALYST | CHEMISTRY, ORGANIC | LACTONIZATION | LIGNANS | ALKENOIC ACIDS | IODOLACTONIZATION | TRIFLUOROMETHANESULFONIC ACID | CYCLIZATION | Phosphorus Acids - chemistry | Molecular Structure | Stereoisomerism | Carboxylic Acids - chemistry | Lactones - chemistry
Journal Article
Synthesis, ISSN 0039-7881, 07/2018, Volume 50, Issue 13, pp. 2555 - 2566
Abstract A facile chlorolactonization of alkenoic acids by treatment with diphenyl sulfoxide/oxalyl chloride has been developed. The reaction can generate... 
paper | chlorodiphenylsulfonium salt | diphenyl sulfoxide | alkenoic acids | oxalyl chloride | chlorolactonization | BROMOLACTONIZATION | ACTIVATION | CHEMISTRY, ORGANIC | HALOLACTONIZATION | UNSATURATED-ACIDS | BROMINATION | SODIUM-BROMIDE | ASYMMETRIC CHLOROLACTONIZATION | HYDROGEN-PEROXIDE | IODOLACTONIZATION | CARBOXYLIC-ACIDS
Journal Article
Synthesis, ISSN 0039-7881, 03/2017, Volume 49, Issue 6, pp. 1380 - 1386
Abstract A simple approach has been developed for the sulfenyllactonization of alkenoic acids using dimethyl sulfoxide activated with oxalyl chloride, in which... 
paper | sulfenyllactonization | dimethyl sulfoxide | methanesulfenyl chloride | alkenoic acids | oxalyl chloride | OXIDATION | GAMMA | CHEMISTRY, ORGANIC | DELTA-LACTONES
Journal Article
Journal Article
Organic Letters, ISSN 1523-7060, 01/2017, Volume 19, Issue 1, pp. 278 - 281
An efficient enantioselective hypervalent iodine promoted oxylactonization of 4-pentenoic acids has been achieved using stoichiometric or a catalytic amount of... 
KETONES | REAGENTS | SYNTHETIC APPLICATIONS | CHEMISTRY, ORGANIC | STEREOSELECTIVE-SYNTHESIS | OXIDATIVE CYCLIZATION | ALKENOIC ACIDS | PENTENOIC ACIDS | IN-SITU | SPIROLACTONIZATION | ALPHA-PHOSPHORYLOXYLATION
Journal Article
ACS Catalysis, ISSN 2155-5435, 11/2017, Volume 7, Issue 11, pp. 7578 - 7586
The aerobic dehydrogenative lactonization of alkenoic acids facilitated by a cooperative nonmetallic catalyst pair is reported. The title procedure relies on... 
oxidation | reaction mechanism | selenium | alkenoic acids | π-acid catalysis
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 05/2016, Volume 55, Issue 19, pp. 5765 - 5769
Natural products of polyketide origin, in particular small‐sized lactones often possess a very broad range of impressive biological activities. An efficient... 
allenes | natural products | total synthesis | allylic compounds | rhodium | ASYMMETRIC-SYNTHESIS | ENANTIOSELECTIVE SYNTHESIS | CHEMISTRY, MULTIDISCIPLINARY | TERMINAL ALLENES | C-H OXIDATION | OLEFINS | STEREOSELECTIVE-SYNTHESIS | BRANCHED ALLYLIC ESTERS | ALKENOIC ACIDS | CARBOXYLIC-ACIDS | DELTA-LACTONES | Synthesis | Rhodium | Organic acids | Organic compounds | Lactones
Journal Article
ACS CATALYSIS, ISSN 2155-5435, 11/2017, Volume 7, Issue 11, pp. 7578 - 7586
The aerobic dehydrogenative lactonization of alkenoic acids facilitated by a cooperative nonmetallic catalyst pair is reported. The title procedure relies on... 
SELECTIVE OXIDATION | ORGANIC-CHEMICALS | FUNCTIONALIZATIONS | EXPEDIENT SYNTHESIS | oxidation | CHEMISTRY, PHYSICAL | OXIDASE CATALYSIS | IN-SITU GENERATION | pi-acid catalysis | PHOTOREDOX CATALYSIS | AMINATION | selenium | reaction mechanism | DISELENIDE | alkenoic acids | ANODIC-OXIDATION
Journal Article
Synlett, ISSN 0936-5214, 02/2019, Volume 30, Issue 3, pp. 333 - 337
Abstract Whereas two equivalents of base are typically required to prepare carboxylate (CO 2 – ) ylides [Ph 3 P + C – (H)-alk-CO 2 – ] (alk = alkanediyl) from... 
letter | carboxylate ylides | Wittig reaction | carboxy ylides | carboxy phosphonium salt | alkenoic acids | ALCOHOLS | ENANTIOSELECTIVE SYNTHESIS | MECHANISM | ACIDS | STEREOCHEMISTRY | CHEMISTRY, ORGANIC | EQUILIBRIUM ACIDITIES
Journal Article
CURRENT ORGANIC SYNTHESIS, ISSN 1570-1794, 2019, Volume 16, Issue 1, pp. 98 - 111
Halolactones are used both in chemical synthesis as intermediates as well as in various industries. These compounds may be secondary metabolites of living... 
synthesis | BROMOLACTONIZATION | METABOLITES | carboxylic acid | Analogues compound | CHEMISTRY, ORGANIC | halolactonization | BACTERIUM SERRATIA-PLYMUTHICA | SESQUITERPENES | halolactones | LACTONES | CHLOROLACTONIZATION | asymmetric lactonization | STEREOSELECTIVE-SYNTHESIS | ALKENOIC ACIDS | IODOLACTONIZATION | CARBOXYLIC-ACIDS
Journal Article
Dental Materials Journal, ISSN 0287-4547, 2011, Volume 30, Issue 6, pp. 904 - 912
This study evaluated the cytotoxicity of various polybasic acids, poly(alkenoic acid)s, and the monomers with various acidic functional groups such as... 
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 11/2015, Volume 80, Issue 22, pp. 11398 - 11406
Substituted tetrahydrofuran derivatives play important roles as biological activities. A versatile method for the synthesis of β-phosphonotetrahydrofurans has... 
ALCOHOLS | FUNCTIONALIZATION | FACILE SYNTHESIS | OXYPHOSPHORYLATION | ARYLATION | CHEMISTRY, ORGANIC | ALKENOIC ACIDS SYNTHESIS | H-PHOSPHONATES | OXIDATIVE CYCLIZATION | TETRAHYDROFURAN | PROROCENTROLIDE
Journal Article
Flavour and Fragrance Journal, ISSN 0882-5734, 11/2018, Volume 33, Issue 6, pp. 397 - 404
Journal Article
Organic Letters, ISSN 1523-7060, 10/2015, Volume 17, Issue 20, pp. 4944 - 4947
A Lewis basic sulfide catalyzed electrophilic bromocyclization of cyclopropylmethyl amide has been developed. The catalytic protocol is applicable to both 1,1-... 
INDUCED POLYENE CYCLIZATIONS | ALLYLIC AMIDES | BROMOLACTONIZATION | BROMOETHERIFICATION | HALONIUM IONS | ADAMANTYLIDENEADAMANTANE | UNSATURATED AMIDES | CHEMISTRY, ORGANIC | CYCLOPROPANES | ALKENOIC ACIDS | ACCEPTOR OLEFINS
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 12/2012, Volume 53, Issue 51, pp. 6984 - 6986
Journal Article
中国化学快报:英文版, ISSN 1001-8417, 2009, Volume 20, Issue 12, pp. 1427 - 1430
The novel and facile one-pot method for sulfonyloxylactonization of alkenoic acids was reported: when (diacetoxyiodo)- benzene, various 4-pentenoic acids or... 
二氯甲烷 | | 对映异构体 | Sulfonyloxylactonization | Alkenoic acid | Synthesis | (Diacetoxyiodo)benzene | KETONES | HYPERVALENT IODINE | POLYVALENT IODINE COMPOUNDS | SALTS | CHEMISTRY, MULTIDISCIPLINARY | CYCLIZATION
Journal Article
No results were found for your search.

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