Class information for:
Level 1: PERIMIDINE//PERI ANNELATION//1 3 DIAZAPYRENES

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
25797 272 22.9 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
647 3       PROTON SPONGE//TETRAZOLE//5 SUBSTITUTED 1H TETRAZOLES 11951
3584 2             PROTON SPONGE//PERIMIDINE//QUANTUM ORGAN CHEM GRP 1281
25797 1                   PERIMIDINE//PERI ANNELATION//1 3 DIAZAPYRENES 272

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 PERIMIDINE authKW 3247549 17% 64% 45
2 PERI ANNELATION authKW 909321 3% 90% 9
3 1 3 DIAZAPYRENES authKW 687603 3% 88% 7
4 NAPHTHALENE 1 8 DIAMINE authKW 400933 2% 71% 5
5 TRICHLOROMETHYLARENES authKW 359237 1% 80% 4
6 1H 1 5 7 TRIAZACYCLOPENTAC DPHENALENES authKW 336786 1% 100% 3
7 1H PERIMIDINES authKW 336786 1% 100% 3
8 1 3 7 TRIAZAPYRENES authKW 255136 2% 45% 5
9 1 THIA 5 7 DIAZACYCLOPENTACDPHENALENES authKW 224524 1% 100% 2
10 1H NAPHTHO1 8 DE1 2 3TRIAZINE authKW 224524 1% 100% 2

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 3526 51% 0% 139
2 Chemistry, Multidisciplinary 681 33% 0% 91
3 Chemistry, Medicinal 108 7% 0% 18
4 Crystallography 14 3% 0% 7
5 Pharmacology & Pharmacy 12 7% 0% 18
6 Chemistry, Physical 3 6% 0% 16
7 Chemistry, Inorganic & Nuclear 2 2% 0% 6
8 Biophysics 1 2% 0% 5
9 Electrochemistry 1 1% 0% 3
10 Spectroscopy 1 1% 0% 3

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 ADVANTAGE PLANTS OURCES HUNAN SOUTH 112262 0% 100% 1
2 SOPHISTICATED RUMENTAT ANALYT IL 112262 0% 100% 1
3 NUCL MED PATHOPHYSIOL 64147 1% 29% 2
4 COMPREHENS UTILIZAT 37419 0% 33% 1
5 SCI UNIT MED 37419 0% 33% 1
6 ORGAN CHEM MAKROMOL CHEM 32517 5% 2% 13
7 ORGAN CHEM MAKROMOL 28064 0% 25% 1
8 SCI UNIT CLIN MED 28064 0% 25% 1
9 ORGAN PHARMAZEUT CHEM 28062 1% 13% 2
10 SUPRAMOL NUCLEOSIDE CHEM 24940 1% 6% 4

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 CHEMISTRY OF HETEROCYCLIC COMPOUNDS 25307 7% 1% 19
2 KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 15978 11% 0% 30
3 ARCHIV DER PHARMAZIE 3745 4% 0% 12
4 BULLETIN DES SOCIETES CHIMIQUES BELGES 3219 3% 0% 8
5 JOURNAL OF HETEROCYCLIC CHEMISTRY 2310 6% 0% 15
6 RUSSIAN CHEMICAL BULLETIN 750 3% 0% 8
7 CHEMISCHE BERICHTE-RECUEIL 700 2% 0% 6
8 JOURNAL FUR PRAKTISCHE CHEMIE 381 1% 0% 2
9 SYNTHETIC COMMUNICATIONS 378 3% 0% 7
10 MATERIALS WORLD 321 0% 0% 1

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 PERIMIDINE 3247549 17% 64% 45 Search PERIMIDINE Search PERIMIDINE
2 PERI ANNELATION 909321 3% 90% 9 Search PERI+ANNELATION Search PERI+ANNELATION
3 1 3 DIAZAPYRENES 687603 3% 88% 7 Search 1+3+DIAZAPYRENES Search 1+3+DIAZAPYRENES
4 NAPHTHALENE 1 8 DIAMINE 400933 2% 71% 5 Search NAPHTHALENE+1+8+DIAMINE Search NAPHTHALENE+1+8+DIAMINE
5 TRICHLOROMETHYLARENES 359237 1% 80% 4 Search TRICHLOROMETHYLARENES Search TRICHLOROMETHYLARENES
6 1H 1 5 7 TRIAZACYCLOPENTAC DPHENALENES 336786 1% 100% 3 Search 1H+1+5+7+TRIAZACYCLOPENTAC+DPHENALENES Search 1H+1+5+7+TRIAZACYCLOPENTAC+DPHENALENES
7 1H PERIMIDINES 336786 1% 100% 3 Search 1H+PERIMIDINES Search 1H+PERIMIDINES
8 1 3 7 TRIAZAPYRENES 255136 2% 45% 5 Search 1+3+7+TRIAZAPYRENES Search 1+3+7+TRIAZAPYRENES
9 1 THIA 5 7 DIAZACYCLOPENTACDPHENALENES 224524 1% 100% 2 Search 1+THIA+5+7+DIAZACYCLOPENTACDPHENALENES Search 1+THIA+5+7+DIAZACYCLOPENTACDPHENALENES
10 1H NAPHTHO1 8 DE1 2 3TRIAZINE 224524 1% 100% 2 Search 1H+NAPHTHO1+8+DE1+2+3TRIAZINE Search 1H+NAPHTHO1+8+DE1+2+3TRIAZINE

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 EYNDE, JJV , MAYENCE, A , (2007) FROM A THREE-COMPONENT SYNTHESIS TO MULTISTEP CASCADE REACTIONS. TWENTY YEARS IN THE CHEMISTRY OF N-(1-HALOALKYL)AZINIUM HALIDES.ARKIVOC. VOL. . ISSUE . P. 96-113 25 76% 2
2 ANDERS, E , WERMANN, K , VANDEN EYNDE, JJ , (2000) CHEMISTRY OF N-(1-HALOALKYL)HETEROARYLIUM SALTS.ADVANCES IN HETEROCYCLIC CHEMISTRY, VOL 77. VOL. 77. ISSUE . P. 183-219 26 50% 5
3 ZHU, WJ , DING, J , JIANG, B , TU, SJ , (2013) HIGHLY EFFICIENT SYNTHESIS OF TRICYCLIC PERIMIDINES UNDER MICROWAVE HEATING.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 50. ISSUE . P. E63 -E66 14 64% 0
4 SCHULZ, M , MICHNACS, M , GORLS, H , ANDERS, E , (2009) SYNTHESIS OF UNUSUALLY SUBSTITUTED UREAS STARTING FROM BIS(1,3,4-THIADIAZOLO)-1,3,5-TRIAZINIUM HALIDES VIA OXO-IMIDOTHIOATE ZWITTERIONS.EUROPEAN JOURNAL OF ORGANIC CHEMISTRY. VOL. . ISSUE 24. P. 4143 -4148 13 72% 1
5 SMELLIE, IAS , FROMM, A , MOGGACH, SA , PATON, RM , (2011) SYNTHESIS AND STRUCTURE OF 2-PYRANSOYLPERIMIDINES.CARBOHYDRATE RESEARCH. VOL. 346. ISSUE 1. P. 43 -49 20 43% 4
6 BOROVLEV, IV , DEMIDOV, OP , (2003) DIAZAPYRENES (REVIEW).KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII. VOL. . ISSUE 11. P. 1612-1639 21 50% 2
7 AKSENOV, AV , AKSENOV, NA , OVCHAROV, DS , AKSENOV, DA , GRIAZNOV, G , VOSKRESSENSKY, LG , RUBIN, M , (2016) RATIONAL DESIGN OF AN EFFICIENT ONE-POT SYNTHESIS OF 6H-PYRROLO[2,3,4-GH] PERIMIDINES IN POLYPHOSPHORIC ACID.RSC ADVANCES. VOL. 6. ISSUE 85. P. 82425 -82431 15 50% 0
8 ANDERS, E , DURAY, S , FUCHS, R , MAAS, G , MAYENCE, A , VANDEN EYNDE, JJ , (1997) SYNTHESIS OF THIAZOLIDINE-4-CARBOXYLIC ACIDS AND N-(1-SULFONATOALKYL)PYRIDINIUM BETAINES FROM N-(1-CHLOROALKYL)PYRIDINIUM CHLORIDES.BULLETIN DES SOCIETES CHIMIQUES BELGES. VOL. 106. ISSUE 7-8. P. 383-386 14 88% 1
9 CLARAMUNT, RM , DOTOR, J , ELGUERO, J , (1995) STRUCTURE, REACTIVITY AND SYNTHESIS OF PERIMIDINES AND THEIR DERIVATIVES (DIHYDROPERIMIDINES AND PERIMIDINONES).ANALES DE QUIMICA-INTERNATIONAL EDITION. VOL. 91. ISSUE 3-4. P. 151-183 27 44% 16
10 KOLODZIEJ, B , MORAWIAK, M , KAMIENSKI, B , SCHILF, W , (2016) THE STRUCTURE INVESTIGATIONS OF DEHYDROACETIC ACID AND 1,8-DIAMINONAPHTHALENE CONDENSATION PRODUCT BY NMR, MS, AND X-RAY MEASUREMENTS.JOURNAL OF MOLECULAR STRUCTURE. VOL. 1112. ISSUE . P. 81 -86 12 55% 0

Classes with closest relation at Level 1


Rank Class id link
1 35037 14 PI ELECTRON SYSTEM//5 BENZOYL 1 4 NAPHTHOQUINONE//CHEMSAS
2 12423 PROTON SPONGE//QUANTUM ORGAN CHEM GRP//1 8 BISDIMETHYLAMINONAPHTHALENE
3 20945 PYRAZOLO5 1 C1 2 4TRIAZOLES//2 3 DIHYDRO 3 PHENYL 1 3 4 THIADIAZOLE//PYRAZOLO TRIAZOLE
4 36962 1 3 BENZOXAZIN 4 ONE//1 2 BENZISOXAZOL 3 ONE//BEIJNG ACT SUBST DISCOVERY DRUGGABIL EV
5 33946 QUIM MED COMPUTAC//BIOTECNOL MOL ESTRUTURAL//GRP QUIM MED PROD NAT
6 34147 FUJIWARA REACTION//CARBON TETRACHLORIDE DETERMINATION//OXAMNIQUINE
7 36084 ALPHA AMINO CARBOXAMIDES//PHTHALOYL PROTECTION//MONOMETHYLPHTHALATE
8 32423 STRUCT ORGAN ANAL//AB INITIO FORCE FIELD//AZANION
9 29226 1 2 3 4 DIEPOXY 1 4 DIMETHYL 1 2 3 4 TETRAHYDROANTHRACENES//1 2 3 4 TETRAMETHYLANTHRACENES//1 2 3 4 TETRAMETHYLNAPHTHALENE
10 29125 PHOTOAMINATION//COLOURED NYLON FIBRE//1 2 HETEROCYCLIZATION

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