Class information for:
Level 1: PRINS CYCLIZATION//TETRAHYDROPYRAN//CENTROLOBINE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
9655 1134 40.0 81%


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
288 2             CHEMISTRY, ORGANIC//ALLYLATION//TETRAHEDRON LETTERS 18901
9655 1                   PRINS CYCLIZATION//TETRAHYDROPYRAN//CENTROLOBINE 1134

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 PRINS CYCLIZATION authKW 1792291 7% 79% 84
2 TETRAHYDROPYRAN authKW 519328 6% 28% 70
3 CENTROLOBINE authKW 409548 1% 89% 17
4 PRINS REACTION authKW 393960 3% 43% 34
5 PRINS CYCLISATION authKW 336564 1% 83% 15
6 BISTRAMIDE A authKW 188479 1% 100% 7
7 AZA PRINS CYCLIZATION authKW 146591 1% 78% 7
8 AMBRUTICIN authKW 138472 1% 86% 6
9 CLAVOSOLIDE A authKW 134628 0% 100% 5
10 TETRAHYDROPYRANOLS authKW 134628 0% 100% 5

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 25259 66% 0% 753
2 Chemistry, Multidisciplinary 1691 27% 0% 302
3 Chemistry, Medicinal 125 4% 0% 44
4 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 9 1% 0% 6
5 Engineering, Petroleum -0 0% 0% 1
6 Chemistry, Inorganic & Nuclear -0 1% 0% 12
7 Integrative & Complementary Medicine -0 0% 0% 1
8 Mycology -0 0% 0% 1
9 Chemistry, Applied -1 1% 0% 7
10 Biodiversity Conservation -1 0% 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 SINTESE ORGAN MED PARAIBA LASOM PB 61189 0% 45% 5
2 SEMIOCHEM 45336 1% 21% 8
3 ORGAN 1 37839 2% 6% 23
4 NUCL MAGNET ONANCE STRUCT CHEM 35895 0% 33% 4
5 NUCL MAGNET ONANCE 27052 2% 5% 22
6 BIOMED MARINE PROGRAM 26926 0% 100% 1
7 CHIM BIOCHIM MOL SUPRAMOLICBMS 26926 0% 100% 1
8 CHIM BIOMIMET MET TRANSIT CHIM 26926 0% 100% 1
9 CHIM LC 03 26926 0% 100% 1
10 CMLD BU 26926 0% 100% 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 ORGANIC LETTERS 23859 13% 1% 150
2 TETRAHEDRON LETTERS 13118 17% 0% 189
3 SYNLETT 5714 5% 0% 55
4 JOURNAL OF ORGANIC CHEMISTRY 4760 8% 0% 96
5 ORGANIC & BIOMOLECULAR CHEMISTRY 3105 3% 0% 37
6 EUROPEAN JOURNAL OF ORGANIC CHEMISTRY 2776 3% 0% 36
7 SYNTHESIS-STUTTGART 1931 3% 0% 33
8 TETRAHEDRON 1898 5% 0% 52
9 ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 1600 4% 0% 49
10 ASIAN JOURNAL OF ORGANIC CHEMISTRY 1344 1% 1% 6

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 PRINS CYCLIZATION 1792291 7% 79% 84 Search PRINS+CYCLIZATION Search PRINS+CYCLIZATION
2 TETRAHYDROPYRAN 519328 6% 28% 70 Search TETRAHYDROPYRAN Search TETRAHYDROPYRAN
3 CENTROLOBINE 409548 1% 89% 17 Search CENTROLOBINE Search CENTROLOBINE
4 PRINS REACTION 393960 3% 43% 34 Search PRINS+REACTION Search PRINS+REACTION
5 PRINS CYCLISATION 336564 1% 83% 15 Search PRINS+CYCLISATION Search PRINS+CYCLISATION
6 BISTRAMIDE A 188479 1% 100% 7 Search BISTRAMIDE+A Search BISTRAMIDE+A
7 AZA PRINS CYCLIZATION 146591 1% 78% 7 Search AZA+PRINS+CYCLIZATION Search AZA+PRINS+CYCLIZATION
8 AMBRUTICIN 138472 1% 86% 6 Search AMBRUTICIN Search AMBRUTICIN
9 CLAVOSOLIDE A 134628 0% 100% 5 Search CLAVOSOLIDE+A Search CLAVOSOLIDE+A
10 TETRAHYDROPYRANOLS 134628 0% 100% 5 Search TETRAHYDROPYRANOLS Search TETRAHYDROPYRANOLS

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 OLIER, C , KAAFARANI, M , GASTALDI, S , BERTRAND, MP , (2010) SYNTHESIS OF TETRAHYDROPYRANS AND RELATED HETEROCYCLES VIA PRINS CYCLIZATION; EXTENSION TO AZA-PRINS CYCLIZATION.TETRAHEDRON. VOL. 66. ISSUE 2. P. 413 -445 163 81% 184
2 PASTOR, IM , YUS, M , (2012) FOCUSED UPDATE ON THE PRINS REACTION AND THE PRINS CYCLIZATION.CURRENT ORGANIC CHEMISTRY. VOL. 16. ISSUE 10. P. 1277 -1312 133 69% 55
3 HAN, X , PEH, G , FLOREANCIG, PE , (2013) PRINS-TYPE CYCLIZATION REACTIONS IN NATURAL PRODUCT SYNTHESIS.EUROPEAN JOURNAL OF ORGANIC CHEMISTRY. VOL. . ISSUE 7. P. 1193-1208 62 70% 74
4 ZHENG, K , LIU, XH , QIN, S , XIE, MS , LIN, LL , HU, CW , FENG, XM , (2012) COMPLETELY OH-SELECTIVE FECL3-CATALYZED PRINS CYCLIZATION: HIGHLY STEREOSELECTIVE SYNTHESIS OF 4-OH-TETRAHYDROPYRANS.JOURNAL OF THE AMERICAN CHEMICAL SOCIETY. VOL. 134. ISSUE 42. P. 17564 -17573 66 67% 36
5 PASTOR, IM , YUS, M , (2007) THE PRINS REACTION: ADVANCES AND APPLICATIONS.CURRENT ORGANIC CHEMISTRY. VOL. 11. ISSUE 10. P. 925-957 84 54% 120
6 TSUI, GC , LIU, LP , LIST, B , (2015) THE ORGANOCATALYTIC ASYMMETRIC PRINS CYCLIZATION.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 54. ISSUE 26. P. 7703 -7706 52 62% 23
7 YADAV, JS , KUMAR, GGKSN , (2010) A CONCISE STEREOSELECTIVE FORMAL TOTAL SYNTHESIS OF THE CYTOTOXIC MACROLIDE (+)-NEOPELTOLIDE VIA PRINS CYCLIZATION.TETRAHEDRON. VOL. 66. ISSUE 2. P. 480 -487 58 75% 40
8 CHIO, FK , WARNE, J , GOUGH, D , PENNY, M , GREEN, S , COLES, SJ , HURSTHOUSE, MB , JONES, P , HASSALL, L , MCGUIRE, TM , ET AL (2011) ON THE CHOICE OF LEWIS ACIDS FOR THE PRINS REACTION; TWO TOTAL SYNTHESES OF (+/-)-CIVET.TETRAHEDRON. VOL. 67. ISSUE 27-28. P. 5107 -5124 47 89% 29
9 LIU, GQ , CUI, B , XU, R , LI, YM , (2016) PREPARATION OF TRANS-2-SUBSTITUTED-4-HALOPIPERIDINES AND CIS-2-SUBSTITUTED-4-HALOTETRAHYDROPYRANS VIA ALCL3-CATALYZED PRINS REACTION.JOURNAL OF ORGANIC CHEMISTRY. VOL. 81. ISSUE 12. P. 5144 -5161 53 69% 1
10 FUWA, H , (2012) TOTAL SYNTHESIS OF TETRAHYDROPYRAN-CONTAINING NATURAL PRODUCTS EXPLOITING INTRAMOLECULAR OXA-CONJUGATE CYCLIZATION.HETEROCYCLES. VOL. 85. ISSUE 6. P. 1255-1298 99 36% 25

Classes with closest relation at Level 1


Rank Class id link
1 11630 POLYCYCLIC ETHERS//GAMBIEROL//CIGUATOXIN
2 33161 DITHIOLOPYRROLONE//SACCHAROTHRIX ALGERIENSIS//ANTILEUKOPENIA
3 24831 CROCACIN//HYDROAMIDATION//AMATHASPIRAMIDE
4 12834 SPIROKETALS//SPONGISTATIN//ALTOHYRTIN
5 17826 BRYOSTATIN//BRYOSTATIN 1//APLYSIATOXIN
6 28475 BISMUTHIII TRIFLATE//BISMUTH TRIFLATE//BISMUTHIII HALIDES
7 14566 NONENOLIDE//YAMAGUCHI ESTERIFICATION//MICROCARPALIDE
8 34987 CD ZEOLITES//3 METHYL 1 3 OXAZOLIDIN 2 ONE//4 4 5 5 TETRAFLUORO 3 TRIFLUOROMETHYL 1 3 OXAZOLIDIN 2 ONE
9 30236 HERBOXIDIENE//SPLICEOSTATIN A//FR901464
10 32015 ANOMERIC REARRANGEMENT//1 3 DIOXEPINS//1 3 DIOXEPINO5 6 BAZIRINE

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