Class information for: |
Basic class information |
Class id | #P | Avg. number of references |
Database coverage of references |
---|---|---|---|
3614 | 1945 | 29.6 | 64% |
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 |
9 | 3 | CHEMISTRY, ORGANIC//JOURNAL OF HETEROCYCLIC CHEMISTRY//KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII | 135847 |
880 | 2 | BIGINELLI REACTION//MULTICOMPONENT REACTIONS//1 4 DIHYDROPYRIDINES | 11451 |
3614 | 1 | 1 4 DIHYDROPYRIDINES//POLYHYDROQUINOLINE//HANTZSCH REACTION | 1945 |
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 | 1 4 DIHYDROPYRIDINES | authKW | 3458291 | 18% | 62% | 355 |
2 | POLYHYDROQUINOLINE | authKW | 998929 | 4% | 91% | 70 |
3 | HANTZSCH REACTION | authKW | 675577 | 4% | 54% | 79 |
4 | HANTZSCH 1 4 DIHYDROPYRIDINES | authKW | 523242 | 2% | 83% | 40 |
5 | HANTZSCH CONDENSATION | authKW | 350389 | 1% | 89% | 25 |
6 | HANTZSCH | authKW | 265923 | 1% | 71% | 24 |
7 | HEXAHYDROQUINOLINE | authKW | 223298 | 1% | 68% | 21 |
8 | 4 DIHYDROPYRIDINES | authKW | 207582 | 1% | 58% | 23 |
9 | POLYHYDROQUINOLINE DERIVATIVES | authKW | 204069 | 1% | 100% | 13 |
10 | DIHYDROPYRIDINE | authKW | 171339 | 5% | 11% | 98 |
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 | 13692 | 38% | 0% | 742 |
2 | Chemistry, Medicinal | 8248 | 20% | 0% | 383 |
3 | Chemistry, Multidisciplinary | 4743 | 33% | 0% | 643 |
4 | Crystallography | 1323 | 8% | 0% | 148 |
5 | Pharmacology & Pharmacy | 902 | 15% | 0% | 288 |
6 | Chemistry, Inorganic & Nuclear | 69 | 3% | 0% | 63 |
7 | GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | 48 | 1% | 0% | 16 |
8 | Spectroscopy | 18 | 2% | 0% | 30 |
9 | Chemistry, Physical | 17 | 6% | 0% | 108 |
10 | Electrochemistry | 16 | 1% | 0% | 28 |
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 | ORGAN SYNTH MOL MODELING | 80729 | 0% | 86% | 6 |
2 | BIOLE OCHEM | 62791 | 0% | 100% | 4 |
3 | SINTESIS ORGAN | 52777 | 2% | 9% | 36 |
4 | MEMBRANE ACT CPDS BETA DIKETONES | 50231 | 0% | 80% | 4 |
5 | ANTIRETROVIRAL THER Y | 41858 | 0% | 67% | 4 |
6 | ANALYT CHEM MED FYSICOCHEM | 34885 | 1% | 17% | 13 |
7 | 11801 SHODAIOTANI 2 CHOME | 31395 | 0% | 100% | 2 |
8 | DIFFRACT | 31395 | 0% | 100% | 2 |
9 | BIOELE OCHEM | 22614 | 1% | 10% | 15 |
10 | MED NAT PROD CHEM | 21825 | 2% | 4% | 33 |
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 | KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII | 14242 | 4% | 1% | 76 |
2 | ARCHIV DER PHARMAZIE | 5777 | 2% | 1% | 40 |
3 | SYNTHETIC COMMUNICATIONS | 4459 | 3% | 0% | 64 |
4 | JOURNAL OF HETEROCYCLIC CHEMISTRY | 4450 | 3% | 1% | 56 |
5 | HETEROCYCLIC COMMUNICATIONS | 3935 | 1% | 1% | 20 |
6 | PHARMAZIE | 2903 | 2% | 0% | 41 |
7 | RESEARCH ON CHEMICAL INTERMEDIATES | 2503 | 1% | 1% | 25 |
8 | CHINESE JOURNAL OF ORGANIC CHEMISTRY | 2299 | 1% | 1% | 27 |
9 | CHEMISTRY OF HETEROCYCLIC COMPOUNDS | 2179 | 1% | 1% | 15 |
10 | CHEMICAL & PHARMACEUTICAL BULLETIN | 2110 | 3% | 0% | 49 |
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 | 1 4 DIHYDROPYRIDINES | 3458291 | 18% | 62% | 355 | Search 1+4+DIHYDROPYRIDINES | Search 1+4+DIHYDROPYRIDINES |
2 | POLYHYDROQUINOLINE | 998929 | 4% | 91% | 70 | Search POLYHYDROQUINOLINE | Search POLYHYDROQUINOLINE |
3 | HANTZSCH REACTION | 675577 | 4% | 54% | 79 | Search HANTZSCH+REACTION | Search HANTZSCH+REACTION |
4 | HANTZSCH 1 4 DIHYDROPYRIDINES | 523242 | 2% | 83% | 40 | Search HANTZSCH+1+4+DIHYDROPYRIDINES | Search HANTZSCH+1+4+DIHYDROPYRIDINES |
5 | HANTZSCH CONDENSATION | 350389 | 1% | 89% | 25 | Search HANTZSCH+CONDENSATION | Search HANTZSCH+CONDENSATION |
6 | HANTZSCH | 265923 | 1% | 71% | 24 | Search HANTZSCH | Search HANTZSCH |
7 | HEXAHYDROQUINOLINE | 223298 | 1% | 68% | 21 | Search HEXAHYDROQUINOLINE | Search HEXAHYDROQUINOLINE |
8 | 4 DIHYDROPYRIDINES | 207582 | 1% | 58% | 23 | Search 4+DIHYDROPYRIDINES | Search 4+DIHYDROPYRIDINES |
9 | POLYHYDROQUINOLINE DERIVATIVES | 204069 | 1% | 100% | 13 | Search POLYHYDROQUINOLINE+DERIVATIVES | Search POLYHYDROQUINOLINE+DERIVATIVES |
10 | DIHYDROPYRIDINE | 171339 | 5% | 11% | 98 | Search DIHYDROPYRIDINE | Search DIHYDROPYRIDINE |
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 | FILIPAN-LITVIC, M , LITVIC, M , VINKOVIC, V , (2008) A HIGHLY EFFICIENT BIOMIMETIC AROMATIZATION OF HANTZSCH-1,4-DIHYDROPYRIDINES WITH T-BUTYLHYDROPEROXIDE, CATALYSED BY IRON(III) PHTHALOCYANINE CHLORIDE.BIOORGANIC & MEDICINAL CHEMISTRY. VOL. 16. ISSUE 20. P. 9276-9282 | 72 | 82% | 19 |
2 | FILIPAN-LITVIC, M , LITVIC, M , VINKOVIC, V , (2008) AN EFFICIENT, METAL-FREE, ROOM TEMPERATURE AROMATIZATION OF HANTZSCH-1,4-DIHYDROPYRIDINES WITH UREA-HYDROGEN PEROXIDE ADDUCT, CATALYZED BY MOLECULAR IODINE.TETRAHEDRON. VOL. 64. ISSUE 24. P. 5649 -5656 | 67 | 84% | 39 |
3 | COMINS, DL , HIGUCHI, K , YOUNG, DW , (2013) DIHYDROPYRIDINE PREPARATION AND APPLICATION IN THE SYNTHESIS OF PYRIDINE DERIVATIVES.ADVANCES IN HETEROCYCLIC CHEMISTRY, VOL 110. VOL. 110. ISSUE . P. 175-235 | 100 | 47% | 13 |
4 | LU, LL , XU, H , ZHOU, P , YU, FC , (2016) PROGRESS IN SYNTHESIS OF 1,4-DIHYDROPYRIDINES.CHINESE JOURNAL OF ORGANIC CHEMISTRY. VOL. 36. ISSUE 12. P. 2858 -2879 | 87 | 54% | 0 |
5 | FILIPAN-LITVIC, M , LITVIC, M , VINKOVIC, V , (2008) RAPID, EFFICIENT, ROOM TEMPERATURE AROMATIZATION OF HANTZSCH-1,4-DIHYDROPYRIDINES WITH VANADIUM(V) SALTS: SUPERIORITY OF CLASSICAL TECHNIQUE VERSUS MICROWAVE PROMOTED REACTION.TETRAHEDRON. VOL. 64. ISSUE 48. P. 10912-10918 | 60 | 82% | 14 |
6 | SINGH, SK , SHARMA, VK , (2014) REACTIONS OF 1,2-& 1,4-DIHYDROPYRIDINES.CURRENT ORGANIC CHEMISTRY. VOL. 18. ISSUE 9. P. 1159 -1207 | 75 | 53% | 6 |
7 | SAINI, A , KUMAR, S , SANDHU, JS , (2008) HANTZSCH REACTION: RECENT ADVANCES IN HANTZSCH 1,4-DIHYDROPYRIDINES.JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH. VOL. 67. ISSUE 2. P. 95-111 | 68 | 62% | 47 |
8 | SHAIKH, AC , CHEN, CPA , (2010) FACILE AND EFFICIENT AROMATIZATION OF 1,4-DIHYDROPYRIDINES WITH M(NO3)(2)CENTER DOT XH2O, TNCB, TBAP AND HMTAI AND PREPARATION OF DEUTERIUM LABELED DEHYDRONIFEDIPINE FROM NIFEDIPINE-D(3).BIOORGANIC & MEDICINAL CHEMISTRY LETTERS. VOL. 20. ISSUE 12. P. 3664 -3668 | 65 | 64% | 13 |
9 | DEBACHE, A , GHALEM, W , BOULCINA, R , BELFAITAH, A , RHOUATI, S , CARBONI, B , (2009) AN EFFICIENT ONE-STEP SYNTHESIS OF 1,4-DIHYDROPYRIDINES VIA A TRIPHENYLPHOSPHINE-CATALYZED THREE-COMPONENT HANTZSCH REACTION UNDER MILD CONDITIONS.TETRAHEDRON LETTERS. VOL. 50. ISSUE 37. P. 5248 -5250 | 39 | 89% | 90 |
10 | MAJUMDAR, P , PATI, A , BEHERA, RK , BEHERA, AK , (2013) PARA SUBSTITUTED BENZALDEHYDES AS EXPEDIENT REAGENTS FOR THE OXIDATIVE AROMATIZATION OF HYDROQUINOLINE.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 50. ISSUE 3. P. 703 -712 | 49 | 75% | 0 |
Classes with closest relation at Level 1 |