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chemistry, organic (13) 13
carbonyl-compounds (10) 10
alpha-halogenation (9) 9
efficient (7) 7
ketones (7) 7
chemistry, multidisciplinary (6) 6
mild (6) 6
chlorination (5) 5
efficient alpha-halogenation (5) 5
n-bromosuccinimide (5) 5
n-halosuccinimides (5) 5
bromination (4) 4
derivatives (4) 4
halogenation (4) 4
index medicus (4) 4
1,3-dicarbonyl compounds (3) 3
aromatic-compounds (3) 3
bromosuccinimide (3) 3
catalysis (3) 3
efficient method (3) 3
molecular structure (3) 3
oxidation (3) 3
regioselectivity (3) 3
selective bromination (3) 3
alpha-halogenation ketones (2) 2
asymmetric catalysis (2) 2
asymmetrische katalyse (2) 2
beta-dicarbonyl compounds (2) 2
bromide (2) 2
bromine - chemistry (2) 2
catalysts (2) 2
chemistry (2) 2
complexes (2) 2
construction (2) 2
free-radical bromination (2) 2
n-chlorosuccinimide (2) 2
one-pot synthesis (2) 2
organic-synthesis (2) 2
reagent (2) 2
stereoisomerism (2) 2
1,4-enediones (1) 1
2-aminothiazole (1) 1
2-aminothiazoles (1) 1
5,6-dihydroxyindan-1-one (1) 1
5,6-dimethoxyindan-1-one (1) 1
access routes (1) 1
acetonitrile (1) 1
acids (1) 1
aldehydes (1) 1
aliphatic-aldehydes (1) 1
alkenes - chemistry (1) 1
alkynes - chemistry (1) 1
allylation (1) 1
allylic alkylation (1) 1
alpha-bromination (1) 1
alpha-haloketones (1) 1
amines - chemistry (1) 1
aqueous-media (1) 1
aryl (1) 1
asymmetric bromolactonization (1) 1
asymmetric-catalysis (1) 1
atom-transfer (1) 1
atropisomerism (1) 1
beta-amino esters (1) 1
beta-keto-esters (1) 1
bifunctional-catalysts (1) 1
bifunktioneller katalysator (1) 1
biologische aktivität (1) 1
biosynthesis (1) 1
boron (1) 1
bromierung (1) 1
bromine (1) 1
bromoperoxidase (1) 1
c-h arylation (1) 1
carbamate (1) 1
carbamates (1) 1
carbon (1) 1
carbonyl compounds (1) 1
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carbonylgruppe (1) 1
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chemical properties (1) 1
chemical tests and reagents (1) 1
chemoselectivity (1) 1
chiral phosphoric-acid (1) 1
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chlorhydrine (1) 1
chloroacetate (1) 1
chlorohydrins - chemical synthesis (1) 1
convenient synthesis (1) 1
corresponding carbonyl-compounds (1) 1
cyclic ketones (1) 1
cyclisation (1) 1
cyclization (1) 1
cycloalkanones (1) 1
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Synthesis, ISSN 0039-7881, 01/2011, Volume 2011, Issue 2, pp. 347 - 351
Abstract Efficient oxidative α-halogenation of 1,3-dicarbonyl compounds has been achieved by employing a system comprising of sub-stoichiometric amounts of TiX... 
paper | halogenation | electrophilic | peroxides | halides | titanium | ORGANIC-MOLECULES | SODIUM-NITRITE | COMPLEXES | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | BETA-DICARBONYL COMPOUNDS | MILD | BROMINATION | KETO-ESTERS | N-BROMOSUCCINIMIDE | EFFICIENT
Journal Article
Chemical Reviews, ISSN 0009-2665, 06/2016, Volume 116, Issue 12, pp. 6837 - 7042
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 01/2012, Volume 53, Issue 2, pp. 191 - 195
A highly efficient, environmentally safe and economic method for selective α-monobromination of aralkyl, cyclic, acyclic, 1,3-diketones and β-keto esters and... 
Bromine | Green chemistry | Ketones | Regioselectivity | Dehydrogenation | ACIDS | N-HALOSUCCINIMIDES | BROMOSUCCINIMIDE | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | EFFICIENT METHOD | MILD | ALPHA-HALOGENATION | ESTERS | ATOM-TRANSFER | DERIVATIVES
Journal Article
Tetrahedron, ISSN 0040-4020, 2008, Volume 64, Issue 22, pp. 5191 - 5199
Journal Article
by Zhu, YP and Yuan, JJ and Zhao, Q and Lian, M and Gao, QH and Liu, MC and Yang, Y and Wu, AX
TETRAHEDRON, ISSN 0040-4020, 01/2012, Volume 68, Issue 1, pp. 173 - 178
A concise and efficient one-pot process from easily available methyl ketones/unsaturated methyl ketones and thiourea was developed for the synthesis of... 
ALPHA-HALOKETONES | DOMINO REACTIONS | alpha-Halogenation ketones | CHEMISTRY, ORGANIC | 2-Aminothiazole | IODINATION | 2-AMINOTHIAZOLES | CATALYST | One-pot reaction | EFFICIENT METHOD | SUPPORTED REAGENTS | N-ALLYLTHIOUREAS | Tandem cyclization | CHEMISTRY | I-2/CuO
Journal Article
SYNTHESIS-STUTTGART, ISSN 0039-7881, 08/2016, Volume 48, Issue 15, pp. 2396 - 2401
alpha-Chloro(diazo)acetate can be readily used in an intermolecular ring expansion catalyzed by a boron Lewis acid to construct -chlorinated medium-size cyclic... 
STERIC STRAINS | HALODIAZOACETATES | CYCLOALKANONES | chloro(diazo)acetate | cyclic ketones | CYCLOPROPANATION | CHEMISTRY, ORGANIC | DIAZO-COMPOUNDS | SODIUM BOROHYDRIDE | alpha-halogenation | tetrasubstituted stereocenter | ring expansion | EXPANSION | CONSTRUCTION | HOMOLOGATION | EFFICIENT
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 07/2009, Volume 15, Issue 30, pp. 7268 - 7276
Journal Article
Tetrahedron, ISSN 0040-4020, 08/2013, Volume 69, Issue 31, pp. 6392 - 6398
Target-oriented synthetic protocol was presented for the synthesis of 1,4-enediones. The approach can efficiently construct 1,4-enediones through different... 
1,4-Enediones | α-Halogenation ketones | Miscellaneous protocols | 1,3-Dicarbonyl compounds | Multiform substrates | OXIDATION | BETA-AMINO ESTERS | ORGANIC-SYNTHESIS | TANDEM CATALYSIS | alpha-Halogenation ketones | STRATEGY | ALLYLIC ALKYLATION | CHEMISTRY, ORGANIC | FACILE SYNTHESIS | ARYL | EFFICIENT | IBX | Construction | Synthesis | Ketones | Pathways | Catalysts | Tetrahedrons | Joining | Access routes
Journal Article
Green Chemistry, ISSN 1463-9262, 2006, Volume 8, Issue 10, pp. 916 - 922
Facile bromination of various organic substrates has been demonstrated with a 2 : 1 bromide: bromate reagent prepared from the alkaline intermediate of the... 
TETRABUTYLAMMONIUM TRIBROMIDE TBATB | SELECTIVE BROMINATION | ALPHA-HALOGENATION | N-HALOSUCCINIMIDES | EFFICIENT CHEMOSELECTIVE REAGENT | CARBONYL-COMPOUNDS | ENZYME BROMOPEROXIDASE | AROMATIC-COMPOUNDS | CHEMISTRY, MULTIDISCIPLINARY | ENVIRONMENTALLY BENIGN SYNTHESIS | POTASSIUM BROMATE
Journal Article
by Chong, SY and Su, YP and Wu, LL and Zhang, WG and Ma, JY and Chen, XW and Huang, DF and Wang, KH and Hu, YL
SYNTHESIS-STUTTGART, ISSN 0039-7881, 05/2016, Volume 48, Issue 9, pp. 1359 - 1370
Trimethylchlorosilane was used as chlorine source for the -chlorination of 1,3-dicarbonyl compounds with phenyliodonium diacetate as oxidant at room... 
trimethylchlorosilane | ORGANIC-SYNTHESIS | HYPERVALENT IODINE CHEMISTRY | phenyliodonium diacetate | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | Umpolung strategy | BETA-DICARBONYL COMPOUNDS | KETONES | BROMINATION | N-BROMOSUCCINIMIDE | ALPHA-HALOGENATION | POLYVALENT IODINE | 1,3-dicarbonyl compounds | chlorination | EFFICIENT
Journal Article
Bulletin of the Chemical Society of Japan, ISSN 0009-2673, 11/2012, Volume 85, Issue 11, pp. 1239 - 1243
A wide variety of organic substrates can be iodinated selectively in good yields by employing a combination of vanadyl acetylacetonate, hydrogen peroxide, and... 
MILD | OXIDATION | REAGENT | MIMICKING | BROMINATION | ALPHA-HALOGENATION | 1,3-DICARBONYL COMPOUNDS | BIOSYNTHESIS | CHEMISTRY, MULTIDISCIPLINARY | BROMOPEROXIDASE | EFFICIENT METHOD
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 05/2013, Volume 2013, Issue 14, pp. 2788 - 2791
The one‐pot regioselective consecutive multihalogenation of 2,2′‐bithiophene (1) was demonstrated. Compound 1 was consecutively halogenated with lithium... 
Synthetic methods | Sulfur heterocycles | Electrophilic substitution | Regioselectivity | Halogenation | SOLAR-CELLS | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | OLIGOTHIOPHENES | CATALYZED COUPLING REACTIONS | THIOPHENE | ALPHA-HALOGENATION | ORGANIC ELECTRONICS | SELECTIVE HALOGENATION | EFFICIENT | CHLORINATION
Journal Article
Synthesis, ISSN 0039-7881, 12/2007, Volume 2007, Issue 23, pp. 3599 - 3619
Journal Article
by Choi, T and Ma, E
MOLECULES, ISSN 1420-3049, 01/2007, Volume 12, Issue 1, pp. 74 - 85
Bromination of 5,6-dimethoxyindan-1-one with Br-2 in acetic acid at room temperature produced exclusively the corresponding 2,4-dibromo compound in 95% yield.... 
REAGENT | 5,6-dimethoxyindan-1-one | SELECTIVE BROMINATION | CHEMISTRY, ORGANIC | CARBONYL-COMPOUNDS | regioselective aromatic bromination | AROMATIC-COMPOUNDS | alpha-bromination | MILD | KETONES | 5,6-dihydroxyindan-1-one | N-BROMOSUCCINIMIDE | ALPHA-HALOGENATION | BROMIDE | EFFICIENT
Journal Article
ChemistrySelect, ISSN 2365-6549, 08/2019, Volume 4, Issue 32, pp. 9348 - 9353
An efficient, environmentally benign and novel method for the synthesis of phenacyl halides as antiplatelet agents has been reported in the presence of... 
Nanoparticles | Carbonyl compounds | TBHP- tert-butyl hydrogen peroxide | halogenation | N-halosuccinimides (NXS) | SELECTIVE BROMINATION | CARBONYL-COMPOUNDS | HALOSUCCINIMIDES | CHEMISTRY, MULTIDISCIPLINARY | MILD | TBHP | KETONES | tert-butyl hydrogen peroxide | N-BROMOSUCCINIMIDE | BROMIDE | EFFICIENT ALPHA-HALOGENATION | DERIVATIVES | CHLORINATION
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 09/2013, Volume 78, Issue 18, pp. 9190 - 9195
Journal Article
Organic Letters, ISSN 1523-7060, 09/2015, Volume 17, Issue 18, pp. 4632 - 4635
A general and efficient method for α-chlorination of 4,4′-difluoro-4-bora-3a,4a-diaza-s-indacenes (BODIPYs) has been developed using CuCl2 as chlorination... 
FUNCTIONALIZATION | FAR-RED | BORON | C-H ARYLATION | TRIPLET PHOTOSENSITIZERS | CHEMISTRY | CHEMISTRY, ORGANIC | DERIVATIVES | EFFICIENT | DYES SYNTHESIS | PROBES
Journal Article
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