Class information for:
Level 1: CHIRAL NON RACEMIC PYRIDINE//2 2 PYRIDINE DERIVATIVES//4 6 DIMETHY 2 METHYLSULFONYLPYRIMIDINE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
32675 135 31.2 45%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
5 4 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY 1745167
1 3       CHEMISTRY, ORGANIC//TETRAHEDRON LETTERS//JOURNAL OF ORGANIC CHEMISTRY 237069
2110 2             SULFOXIDES//SULFOXIMINES//DIOXIRANES 5120
32675 1                   CHIRAL NON RACEMIC PYRIDINE//2 2 PYRIDINE DERIVATIVES//4 6 DIMETHY 2 METHYLSULFONYLPYRIMIDINE 135

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 CHIRAL NON RACEMIC PYRIDINE authKW 452379 1% 100% 2
2 2 2 PYRIDINE DERIVATIVES authKW 226189 1% 100% 1
3 4 6 DIMETHY 2 METHYLSULFONYLPYRIMIDINE authKW 226189 1% 100% 1
4 ACETYLENES DIACETYLENES authKW 226189 1% 100% 1
5 AG ION BINDING authKW 226189 1% 100% 1
6 BENZYLPYRIDINES authKW 226189 1% 100% 1
7 BIOTECHNOL MEDICINAL PLANT address 226189 1% 100% 1
8 CHIRAL PYRIDINYLETHYLAMINE authKW 226189 1% 100% 1
9 CHIRAL PYRIDINYLETHYLSULFIDE authKW 226189 1% 100% 1
10 CHIRAL PYRIDYLETHANOL authKW 226189 1% 100% 1

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Chemistry, Organic 2630 62% 0% 84
2 Chemistry, Multidisciplinary 335 33% 0% 45
3 Chemistry, Inorganic & Nuclear 189 14% 0% 19
4 Chemistry, Physical 5 7% 0% 10
5 Crystallography 1 1% 0% 2
6 Chemistry, Medicinal 1 1% 0% 2
7 Engineering, Environmental 0 1% 0% 1
8 Electrochemistry 0 1% 0% 1
9 Biochemical Research Methods -0 1% 0% 1
10 Engineering, Chemical -1 1% 0% 1

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 BIOTECHNOL MEDICINAL PLANT 226189 1% 100% 1
2 IST CHIM IND 12564 1% 6% 1
3 CHEM POB 150 10279 1% 5% 1
4 STUDIO CHIM COMPOSTI CICLOALIFAT AROMAT 9423 1% 4% 1
5 PESTICIDE ENGN 4811 1% 2% 1
6 PHARMACEUT LIFE SCI 2511 1% 1% 1
7 GRP ALKALOID CHEM 1948 1% 1% 1
8 UFA CHEM 1822 1% 1% 1
9 BIOTECHNOL MED PLANT 1526 1% 1% 1
10 LEHRSTUHL MAKROMOL STOFFE 994 1% 0% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 HETEROATOM CHEMISTRY 6733 6% 0% 8
2 HETEROCYCLES 3863 11% 0% 15
3 PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 3765 10% 0% 13
4 REVIEWS ON HETEROATOM CHEMISTRY 1852 1% 1% 1
5 TETRAHEDRON LETTERS 883 13% 0% 17
6 BULLETIN DE LA SOCIETE CHIMIQUE DE FRANCE PARTIE I-PHYSICOCHIMIE DES SYSTEMES LIQUIDES ELECTROCHIMIE CATALYSE GENIE CHIMIQUE 855 1% 0% 1
7 TETRAHEDRON-ASYMMETRY 781 4% 0% 6
8 ENANTIOMER 614 1% 0% 1
9 JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN 605 2% 0% 3
10 CHEMISCHE BERICHTE-RECUEIL 353 2% 0% 3

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 CHIRAL NON RACEMIC PYRIDINE 452379 1% 100% 2 Search CHIRAL+NON+RACEMIC+PYRIDINE Search CHIRAL+NON+RACEMIC+PYRIDINE
2 2 2 PYRIDINE DERIVATIVES 226189 1% 100% 1 Search 2+2+PYRIDINE+DERIVATIVES Search 2+2+PYRIDINE+DERIVATIVES
3 4 6 DIMETHY 2 METHYLSULFONYLPYRIMIDINE 226189 1% 100% 1 Search 4+6+DIMETHY+2+METHYLSULFONYLPYRIMIDINE Search 4+6+DIMETHY+2+METHYLSULFONYLPYRIMIDINE
4 ACETYLENES DIACETYLENES 226189 1% 100% 1 Search ACETYLENES+DIACETYLENES Search ACETYLENES+DIACETYLENES
5 AG ION BINDING 226189 1% 100% 1 Search AG+ION+BINDING Search AG+ION+BINDING
6 BENZYLPYRIDINES 226189 1% 100% 1 Search BENZYLPYRIDINES Search BENZYLPYRIDINES
7 CHIRAL PYRIDINYLETHYLAMINE 226189 1% 100% 1 Search CHIRAL+PYRIDINYLETHYLAMINE Search CHIRAL+PYRIDINYLETHYLAMINE
8 CHIRAL PYRIDINYLETHYLSULFIDE 226189 1% 100% 1 Search CHIRAL+PYRIDINYLETHYLSULFIDE Search CHIRAL+PYRIDINYLETHYLSULFIDE
9 CHIRAL PYRIDYLETHANOL 226189 1% 100% 1 Search CHIRAL+PYRIDYLETHANOL Search CHIRAL+PYRIDYLETHANOL
10 COPPERII ZEOLITE 226189 1% 100% 1 Search COPPERII+ZEOLITE Search COPPERII+ZEOLITE

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 OAE, S , (1996) LIGAND COUPLING REACTIONS OF HYPERVALENT SPECIES.PURE AND APPLIED CHEMISTRY. VOL. 68. ISSUE 4. P. 805-812 22 73% 10
2 OAE, S , (1996) LIGAND COUPLING REACTIONS OF HYPERVALENT SPECIES.POLISH JOURNAL OF CHEMISTRY. VOL. 70. ISSUE 12. P. 1491-1505 23 59% 1
3 OAE, S , INUBUSHI, Y , YOSHIHARA, M , (1994) PRIOR LIGAND-EXCHANGE, FOLLOWED BY LIGAND COUPLING IN THE REACTION OF 2-PYRIDYL 2-THIENYL SULFOXIDE WITH 2-THIENYLLITHIUM OR 2-SELENOPHENYLLITHIUM.HETEROATOM CHEMISTRY. VOL. 5. ISSUE 3. P. 223-228 11 92% 2
4 OAE, S , INUBUSHI, Y , YOSHIHARA, M , (1993) OCCURRENCE OF LIGAND COUPLING IN THE REACTION OF THE 2-THIENYL SULFOXIDES WITH ORGANOMETALLIC COMPOUNDS.HETEROATOM CHEMISTRY. VOL. 4. ISSUE 2-3. P. 185-188 11 92% 2
5 UCHIDA, Y , OAE, S , (1996) ELECTROPHILIC SUBSTITUTIONS ON TRIS(PYRIDYL)PHOSPHINE.PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS. VOL. 109. ISSUE 1-4. P. 605 -608 7 100% 0
6 WAKABAYASHI, SJ , TANAKA, T , KUBO, YH , UENISHI, J , OAE, SG , (1989) A CROSS-COUPLING REACTION OF METHYLSULFINYLARENE.BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN. VOL. 62. ISSUE 12. P. 3848 -3850 10 83% 10
7 OAE, S , UCHIDA, Y , (1991) LIGAND-COUPLING REACTIONS OF HYPERVALENT SPECIES.ACCOUNTS OF CHEMICAL RESEARCH. VOL. 24. ISSUE 7. P. 202-208 13 46% 140
8 UCHIDA, Y , ECHIKAWA, N , OAE, S , (1994) REACTIONS OF HETEROARYLLITHIUM COMPOUNDS WITH PHOSPHORUS TRICHLORIDE, PHOSPHORUS OXYCHLORIDE, AND THIONYL CHLORIDE - FORMATION OF HETEROCYCLIC BIARYLS.HETEROATOM CHEMISTRY. VOL. 5. ISSUE 4. P. 409-413 10 63% 16
9 OAE, S , TAKEDA, T , WAKABAYASHI, S , (1989) FORMATION OF PHENYL SUBSTITUTED HETEROAROMATICS BY LIGAND COUPLING IN THE REACTION BETWEEN HETEROARYL SULFOXIDES WITH PHENYL GRIGNARD-REAGENT.HETEROCYCLES. VOL. 28. ISSUE 1. P. 99-102 8 100% 3
10 UENISHI, J , HAMADA, M , (2002) STEREOSPECIFIC SUBSTITUTION OF ENANTIOMERICALLY PURE 1-(2-PYRIDINYL)ETHYL METHANESULFONATE WITH BETA-DICARBONY COMPOUNDS.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 50. ISSUE 5. P. 697 -700 5 83% 1

Classes with closest relation at Level 1


Rank Class id link
1 35282 THIANTHRENE CATION RADICAL//5 ARYLTHIANTHRENIUM//2 4 DIALKYLAMINOPHENYLTHIO 3 DIALKYLAMINODIPHENYL SULFIDES
2 24250 BORON 11 NMR//FLUOROBORON CATIONS//1 5 THIAZOCINE DERIVATIVE
3 26039 CHIRAL CYCLOPHANES//CONCAVE REAGENTS//META TERPHENYL
4 30849 PROPARGYLIC DITHIOACETALS//ZWITTERION SYNTHON//OLIGOARYLS
5 30514 ALKALINE METAL OXIDE//BRIDGED FURANOSE DERIVATIVES//BRIDGED FURANOSIDES METHYL
6 29709 AMINO SUBSTITUTED 22 BIS 1 10 PHENANTHROLINE//AZA BRIDGED BISPHENANTHROLINE MACROCYCLE//BROMIDES OF 1 10 PHENANTHROLINE
7 36397 3 5 DIPHENYLPYRIDINES//34 STRAIN//AMINOACID CHLORINATION
8 16574 BISTRIMETHYLSILYLKETENE ACETALS//N ACTIVATION//GAMMA AND DELTA LACTONES
9 8181 TERPYRIDINE//MACROMOL CHEM NANOSCI//2 2 6 2 TERPYRIDINE
10 7690 SULFOXIDES//ASYMMETRIC OXIDATION//CHIRAL SULFOXIDES

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