Class information for:
Level 1: DIHYDRODIPYRIDOPYRAZINES//SINTEZA ORGAN//ERS CNRS 634

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
20339 465 16.8 34%



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
292 3       CRYSTALLOGRAPHY//ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE//ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS 41672
414 2             ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE//ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS//CRYSTALLOGRAPHY 16568
20339 1                   DIHYDRODIPYRIDOPYRAZINES//SINTEZA ORGAN//ERS CNRS 634 465

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 DIHYDRODIPYRIDOPYRAZINES authKW 210131 1% 80% 4
2 SINTEZA ORGAN address 196999 1% 100% 3
3 ERS CNRS 634 address 131333 0% 100% 2
4 METHYLENE CYCLOBUTANOLS authKW 131333 0% 100% 2
5 SINTEZA ORGAN ANAL STRUCT address 98497 1% 50% 3
6 17 ALPHA PREGNA 2 4 DIEN 20 YNE 2 3 D ISOXAZOLE authKW 65666 0% 100% 1
7 17 BETA OL authKW 65666 0% 100% 1
8 2 3 AMINO 2 4 4 TRICYANO BUTA 1 3 DIENYLTHIOPHENE authKW 65666 0% 100% 1
9 2 ACYLAMINOMETHYL 1 4 BENZODIAZEPINES authKW 65666 0% 100% 1
10 3 BROMO 2 N SUBSTITUTEDAMINOPYRIDINES authKW 65666 0% 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 Crystallography 23818 61% 0% 282
2 Chemistry, Organic 652 18% 0% 84
3 Chemistry, Multidisciplinary 572 25% 0% 114
4 Spectroscopy 492 9% 0% 44
5 Chemistry, Medicinal 51 4% 0% 18
6 Polymer Science 31 4% 0% 20
7 Allergy 16 1% 0% 5
8 Dermatology 2 1% 0% 5
9 Chemistry, Analytical 0 2% 0% 8
10 Chemistry, Inorganic & Nuclear -0 1% 0% 5

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 SINTEZA ORGAN 196999 1% 100% 3
2 ERS CNRS 634 131333 0% 100% 2
3 SINTEZA ORGAN ANAL STRUCT 98497 1% 50% 3
4 CRISTALLOG MINERAL DEPOSITOS MINERALES 65666 0% 100% 1
5 NSF IUCRC WATER ENVIRONM TECHNOL WET 65666 0% 100% 1
6 UA CNRS 457 65666 0% 100% 1
7 ANGEW SYNTHESECHEM ADLERSHOF 32832 0% 50% 1
8 EXPLORAT FONCT ALLERGOL 32832 0% 50% 1
9 SINTEZA BIOORGAN ANAL STRUCT 32832 0% 50% 1
10 PHYS XRAY CRYSTALLOG 21887 0% 33% 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 ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS 62815 21% 1% 99
2 JOURNAL OF CRYSTALLOGRAPHIC AND SPECTROSCOPIC RESEARCH 55280 6% 3% 29
3 ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY 25406 14% 1% 67
4 JOURNAL OF CHEMICAL CRYSTALLOGRAPHY 4676 3% 0% 15
5 CRYSTAL RESEARCH AND TECHNOLOGY 2252 3% 0% 15
6 ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE CRYSTAL ENGINEERING AND MATERIALS 1410 2% 0% 8
7 ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE 1217 4% 0% 18
8 MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION C-MOLECULAR MATERIALS 937 0% 1% 2
9 CRYSTAL STRUCTURE COMMUNICATIONS 830 1% 0% 3
10 BULLETIN DE LA SOCIETE CHIMIQUE DE FRANCE PARTIE II-CHIMIE MOLECULAIRE ORGANIQUE ET BIOLOGIQUE 822 0% 1% 2

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 DIHYDRODIPYRIDOPYRAZINES 210131 1% 80% 4 Search DIHYDRODIPYRIDOPYRAZINES Search DIHYDRODIPYRIDOPYRAZINES
2 METHYLENE CYCLOBUTANOLS 131333 0% 100% 2 Search METHYLENE+CYCLOBUTANOLS Search METHYLENE+CYCLOBUTANOLS
3 17 ALPHA PREGNA 2 4 DIEN 20 YNE 2 3 D ISOXAZOLE 65666 0% 100% 1 Search 17+ALPHA+PREGNA+2+4+DIEN+20+YNE+2+3+D+ISOXAZOLE Search 17+ALPHA+PREGNA+2+4+DIEN+20+YNE+2+3+D+ISOXAZOLE
4 17 BETA OL 65666 0% 100% 1 Search 17+BETA+OL Search 17+BETA+OL
5 2 3 AMINO 2 4 4 TRICYANO BUTA 1 3 DIENYLTHIOPHENE 65666 0% 100% 1 Search 2+3+AMINO+2+4+4+TRICYANO+BUTA+1+3+DIENYLTHIOPHENE Search 2+3+AMINO+2+4+4+TRICYANO+BUTA+1+3+DIENYLTHIOPHENE
6 2 ACYLAMINOMETHYL 1 4 BENZODIAZEPINES 65666 0% 100% 1 Search 2+ACYLAMINOMETHYL+1+4+BENZODIAZEPINES Search 2+ACYLAMINOMETHYL+1+4+BENZODIAZEPINES
7 3 BROMO 2 N SUBSTITUTEDAMINOPYRIDINES 65666 0% 100% 1 Search 3+BROMO+2+N+SUBSTITUTEDAMINOPYRIDINES Search 3+BROMO+2+N+SUBSTITUTEDAMINOPYRIDINES
8 4S 2 PHENYL 4 1S METHYLPROPYL 54H OXAZOLONE 65666 0% 100% 1 Search 4S+2+PHENYL+4+1S+METHYLPROPYL+54H+OXAZOLONE Search 4S+2+PHENYL+4+1S+METHYLPROPYL+54H+OXAZOLONE
9 5 ACYLAMINO 5 ALKYL 4 OXO 1 3 DIOXANES 65666 0% 100% 1 Search 5+ACYLAMINO+5+ALKYL+4+OXO+1+3+DIOXANES Search 5+ACYLAMINO+5+ALKYL+4+OXO+1+3+DIOXANES
10 AGENT RECEPTOR INTERACTIONS 65666 0% 100% 1 Search AGENT+RECEPTOR+INTERACTIONS Search AGENT+RECEPTOR+INTERACTIONS

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 GRIG-ALEXA, IC , GARNIER, E , FINARU, AL , IVAN, L , JARRY, C , LEGER, JM , CAUBERE, P , GUILLAUMET, G , (2004) HETARYNIC SYNTHESIS AND CHEMICAL TRANSFORMATIONS OF DIHYDRODIQUINOLINOPYRAZINES.SYNLETT. VOL. . ISSUE 11. P. 2000 -2004 11 69% 4
2 RAJNIKANT , GUPTA, VK , DINESH , GUPTA, R , MISTRY, SV , DESAI, SM , RAO, SSM , SHAH, AC , (2004) SYNTHESIS, X-RAY STRUCTURE DETERMINATION AND ANALYSIS OF PACKING INTERACTIONS IN 9-(1,2-PROPENYL)-6-CARBOETHOXY-2-METHYL-2,3-DIHYDROFURO[2,3-H]-BENZOPYRAN-5H-ONE.JOURNAL OF CHEMICAL CRYSTALLOGRAPHY. VOL. 34. ISSUE 11. P. 735-741 10 67% 0
3 IRVING, HMNH , IRVING, A , (1991) THE CRYSTAL-STRUCTURE OF 2-(ALPHA-HYDROXY-BETA-BETA-BETA-TRICHLOROETHYL)-4-METHYLPHENOL AND ITS RELEVANCE TO THE CONDENSATION OF CHLORAL HYDRATE AND PARASUBSTITUTED PHENOLS.JOURNAL OF CRYSTALLOGRAPHIC AND SPECTROSCOPIC RESEARCH. VOL. 21. ISSUE 1. P. 87-91 10 100% 0
4 IRVING, HMNH , IRVING, A , (1991) REACTION BETWEEN 2-NITROPHENOL AND TRICHLORACETALDEHYDE - X-RAY CRYSTAL-STRUCTURE OF 8-NITRO AND 8-NITRO-6-METHYL-2,4-BIS(TRICHLOROMETHYL)-1,3-BENZODIOXIN.SOUTH AFRICAN JOURNAL OF CHEMISTRY-SUID-AFRIKAANSE TYDSKRIF VIR CHEMIE. VOL. 44. ISSUE 1. P. 25-29 9 100% 0
5 GOSWAMI, S , GUPTA, VK , GUPTA, BD , SIVAKUMAR, K , (2006) SYNTHESIS AND CRYSTAL STRUCTURE OF 5,7-DIALLYLOXY-4-METHYLCOUMARIN.JOURNAL OF CHEMICAL CRYSTALLOGRAPHY. VOL. 36. ISSUE 1. P. 77-82 11 44% 1
6 NISSA, MN , VELMURUGAN, D , RAJ, SSS , FUN, HK , KASINATH, V , GOPALAKRISHNAN, G , (2002) CRYSTAL STRUCTURE OF 2-METHYL CINNAMANILIDE AND 2-METHOXY CINNAMANILIDE.CRYSTAL RESEARCH AND TECHNOLOGY. VOL. 37. ISSUE 1. P. 125 -133 7 78% 1
7 IANELLI, S , NARDELLI, M , BELLETTI, D , JAMARTGREGOIRE, B , MOUADDIB, A , CAUBERE, P , (1992) SYNTHESIS AND STRUCTURE OF NEW BRONCHOSPASMOLYTIC AGENTS .2..ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE CRYSTAL ENGINEERING AND MATERIALS. VOL. 48. ISSUE . P. 687-695 10 77% 2
8 GRIG-ALEXA, IC , FINARU, AL , IVAN, L , CAUBERE, P , GUILLAUMET, G , (2006) EFFICIENT SYNTHESIS OF 3-BROMO-2-[(N-SUBSTITUTED)AMINO]PYRIDINES AND THEIR HETARYNIC CYCLIZATION.SYNTHESIS-STUTTGART. VOL. . ISSUE 4. P. 619 -628 6 75% 8
9 IRVING, A , (1992) 2 ACETYLAMINO DERIVATIVES OF 2,4-BIS(TRICHLOROMETHYL)-1,3-BENZDIOXIN SHOWING DIFFERENT TYPES OF HYDROGEN-BONDING - (A) (CL3C)CH . . . O=C AND (B) N-H . . . O=C.JOURNAL OF CRYSTALLOGRAPHIC AND SPECTROSCOPIC RESEARCH. VOL. 22. ISSUE 5. P. 533-540 8 89% 0
10 AVENEL-AUDRAN, M , HAUSEN, BM , LE SELLIN, J , LEDIEU, G , VERRET, JL , (2000) ALLERGIC CONTACT DERMATITIS FROM HYDRANGEA - IS IT SO RARE?.CONTACT DERMATITIS. VOL. 43. ISSUE 4. P. 189 -191 5 100% 2

Classes with closest relation at Level 1



Rank Class id link
1 20824 CRYSTALLOG BIOPHYS//XRAY CRYSTALLOG//ADV STUDY CRYSTALLOG BIOPHYS
2 16932 FLACK PARAMETER//ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE//ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS
3 16919 ZEITSCHRIFT FUR KRISTALLOGRAPHIE-NEW CRYSTAL STRUCTURES//T178 K//DISCOVERY HANNOVER
4 37087 4 2 1 ETHYLAMINO 2 METHYLPROPYLPHENYL 3 4 METHYPHENYL 1 PHENYLPYRAZOLE//MIXED LIGAND IRONIII COMPLEX//N N BIS4 METHOXY BENZYLIDENE 1 4 BIS3 AMINOPROPYLPIPERAZINE
5 36104 AXENOMYCIN//BIOQUIM FARM IBYF//CRANE BIRD
6 30711 HOLARRHENA PUBESCENS//SCHEFFLERA VENULOSA//SINGLE CRYSTAL X RAY DIFFRACTOMETER
7 36614 6 METHYLPURINE ALPHA D RIBOSIDE//6 METHYLPURINE BETA D RIBOSIDE//ANGIOL UA 805 MINERAL CRISTALLOG
8 12220 MAIN GROUP ELEMENT CLUSTERS//CHALCOGEN POLYCATIONS//HALOGENOCHALCOGENATESIV
9 30884 FINE ORGAN SYNTH//SINTESIS ORGAN FINA//GRP PROD NAT
10 36910 SCI ENGN SETAGAYA KU//6 AMINO 5 NITROSOPYRIMIDINES//ACETONITRILE DEUTERIUM OXIDE SOLVENT

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