Class information for:
Level 1: SPIRANE BRIDGES//INTERMOLECULAR ALDOL CONDENSATION//R PHORACANTHOLIDE I

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
24787 301 23.5 42%


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
1140 2             LIVERWORTS//HEPATICAE//CHEMISTRY, ORGANIC 9563
24787 1                   SPIRANE BRIDGES//INTERMOLECULAR ALDOL CONDENSATION//R PHORACANTHOLIDE I 301

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 SPIRANE BRIDGES authKW 304338 1% 100% 3
2 INTERMOLECULAR ALDOL CONDENSATION authKW 202892 1% 100% 2
3 R PHORACANTHOLIDE I authKW 202892 1% 100% 2
4 INTRAMOLECULAR 1 4 ADDITION authKW 135260 1% 67% 2
5 METHYL SHIFT authKW 135260 1% 67% 2
6 POST INFECTIONAL METABOLITE authKW 135260 1% 67% 2
7 SPIROVETIVANE authKW 135260 1% 67% 2
8 1 PHENYLPROPAN 2 ONE authKW 101446 0% 100% 1
9 13 MEMBERED RING LACTONE SYNDIOTACTIC authKW 101446 0% 100% 1
10 14 NOREUDESMANE SESQUITERPENOIDS authKW 101446 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 Chemistry, Organic 2883 44% 0% 133
2 Chemistry, Multidisciplinary 863 36% 0% 107
3 Chemistry, Medicinal 299 10% 0% 30
4 Chemistry, Applied 94 6% 0% 18
5 Plant Sciences 72 8% 0% 25
6 Pharmacology & Pharmacy 28 8% 0% 25
7 Food Science & Technology 23 4% 0% 13
8 Biochemistry & Molecular Biology 18 11% 0% 34
9 Agronomy 17 3% 0% 8
10 Integrative & Complementary Medicine 15 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 AG LIFE SCI 1007 101446 0% 100% 1
2 LAND WATER FLAGSHIP CSIRO 101446 0% 100% 1
3 LANZHOU PHYS CHEM 101446 0% 100% 1
4 SECC INGN PROC 101446 0% 100% 1
5 CONICETFCEYN 50722 0% 50% 1
6 ENVIRONM CONTAMINANT MITIGAT TECHNOL 50722 0% 50% 1
7 SECC QUIM BASICA LICADA 20288 0% 20% 1
8 BIOTECHNOL MED PLANTS JIANGSU PROVINCE 16906 0% 17% 1
9 RIKADAI 9893 1% 5% 2
10 CORP LASEVE 8452 0% 8% 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 JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS 4341 9% 0% 27
2 TETRAHEDRON 1979 9% 0% 27
3 CHEMICAL & PHARMACEUTICAL BULLETIN 1888 6% 0% 18
4 TETRAHEDRON LETTERS 1875 12% 0% 37
5 PHYTOCHEMISTRY 1636 6% 0% 19
6 AGRICULTURAL AND BIOLOGICAL CHEMISTRY 919 3% 0% 8
7 BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 796 4% 0% 12
8 CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE 625 2% 0% 6
9 CHEMISTRY LETTERS 625 4% 0% 12
10 TETRAHEDRON-ASYMMETRY 617 3% 0% 8

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 SPIRANE BRIDGES 304338 1% 100% 3 Search SPIRANE+BRIDGES Search SPIRANE+BRIDGES
2 INTERMOLECULAR ALDOL CONDENSATION 202892 1% 100% 2 Search INTERMOLECULAR+ALDOL+CONDENSATION Search INTERMOLECULAR+ALDOL+CONDENSATION
3 R PHORACANTHOLIDE I 202892 1% 100% 2 Search R+PHORACANTHOLIDE+I Search R+PHORACANTHOLIDE+I
4 INTRAMOLECULAR 1 4 ADDITION 135260 1% 67% 2 Search INTRAMOLECULAR+1+4+ADDITION Search INTRAMOLECULAR+1+4+ADDITION
5 METHYL SHIFT 135260 1% 67% 2 Search METHYL+SHIFT Search METHYL+SHIFT
6 POST INFECTIONAL METABOLITE 135260 1% 67% 2 Search POST+INFECTIONAL+METABOLITE Search POST+INFECTIONAL+METABOLITE
7 SPIROVETIVANE 135260 1% 67% 2 Search SPIROVETIVANE Search SPIROVETIVANE
8 1 PHENYLPROPAN 2 ONE 101446 0% 100% 1 Search 1+PHENYLPROPAN+2+ONE Search 1+PHENYLPROPAN+2+ONE
9 13 MEMBERED RING LACTONE SYNDIOTACTIC 101446 0% 100% 1 Search 13+MEMBERED+RING+LACTONE+SYNDIOTACTIC Search 13+MEMBERED+RING+LACTONE+SYNDIOTACTIC
10 14 NOREUDESMANE SESQUITERPENOIDS 101446 0% 100% 1 Search 14+NOREUDESMANE+SESQUITERPENOIDS Search 14+NOREUDESMANE+SESQUITERPENOIDS

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 BLAY, G , COLLADO, AM , GARCIA, B , PEDRO, JR , (2008) SYNTHESIS OF SESQUITERPENES VIA SILICON-GUIDED REARRANGEMENT OF EPOXYDECALINS.NATURAL PRODUCT COMMUNICATIONS. VOL. 3. ISSUE 3. P. 385-398 19 45% 1
2 SMITH, LK , BAXENDALE, IR , (2015) TOTAL SYNTHESES OF NATURAL PRODUCTS CONTAINING SPIROCARBOCYCLES.ORGANIC & BIOMOLECULAR CHEMISTRY. VOL. 13. ISSUE 39. P. 9907 -9933 27 20% 12
3 MURAI, A , MIYAZAKI, H , WATANABE, K , (1987) STUDIES ON THE PHYTOALEXINS .43. AN EFFICIENT SYNTHESIS OF 15-OXYGENATED T-TYPE SPIROVETIVANES - ITS APPLICATION TO THE SYNTHESIS OF (+-)-[8,8-2H2]ISOLUBIMIN.CHEMISTRY LETTERS. VOL. . ISSUE 4. P. 651 -654 15 100% 2
4 NAKAZAKI, A , ERA, T , KOBAYASHI, S , (2008) STEREOCONTROLLED TOTAL SYNTHESIS OF (-)-GLEENOL USING CLAISEN REARRANGEMENT OF STERICALLY CONGESTED DIHYDROPYRAN.CHEMISTRY LETTERS. VOL. 37. ISSUE 7. P. 770 -771 10 63% 2
5 BLAY, G , CARDONA, L , COLLADO, AM , GARCIA, B , MORCILLO, V , PEDRO, JR , (2004) SYNTHESIS OF SPIROVETIVANE SESQUITERPENES FROM SANTONIN. SYNTHESIS OF (+)-ANHYDRO-BETA-ROTUNOL AND ALL DIASTEREOMERS OF 6,11-SPIROVETIVADIENE.JOURNAL OF ORGANIC CHEMISTRY. VOL. 69. ISSUE 21. P. 7294 -7302 16 42% 21
6 SIRBU, D , (2004) SYNTHESIS OF 1,6-DISUBSTITUTED SPIRO[4,4]NONANES BY PALLADIUM MEDIATED TRANSMETALLATION REACTIONS.REVUE ROUMAINE DE CHIMIE. VOL. 49. ISSUE 1. P. 65 -68 9 75% 0
7 YAMAMOTO, T , EKI, T , NAGUMO, S , SUEMUNE, H , SAKAI, K , (1992) DRASTIC RING TRANSFORMATION REACTIONS OF FUSED BICYCLIC RINGS TO BRIDGED BICYCLIC RINGS.TETRAHEDRON. VOL. 48. ISSUE 22. P. 4517-4524 11 92% 4
8 NAKAZAKI, A , ERA, T , KOBAYASHI, S , (2007) TOTAL SYNTHESIS OF (+/-)-GLEENOL AND (+/-)-AXENOL VIA A FUNCTIONALIZED SPIRO[4.5]DECANE.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 55. ISSUE 11. P. 1606 -1609 10 59% 7
9 BLAY, G , COLLADO, AM , GARCIA, B , PEDRO, JR , (2005) SILICON GUIDED REARRANGEMENT OF EPOXYDECALINES TO SPIROCYCLIC COMPOUNDS. SYNTHESIS OF GLEENOL AND AXENOL FROM CARVONE.TETRAHEDRON. VOL. 61. ISSUE 46. P. 10853 -10860 13 46% 12
10 SRIKRISHNA, A , RAMASASTRY, SSV , (2005) ENANTIOSPECIFIC TOTAL SYNTHESIS OF PHYTOALEXINS, (+)-SOLANASCONE, (+)-DEHYDROSOLANASCONE, AND (+)-ANHYDRO-BETA-ROTUNOL.TETRAHEDRON LETTERS. VOL. 46. ISSUE 43. P. 7373 -7376 9 64% 16

Classes with closest relation at Level 1


Rank Class id link
1 29948 VETIVER OIL//VETIVERIA ZIZANIOIDES//CHRYSOPOGON ZIZANIOIDES
2 20386 OCCIDOL//1 2 3 4 TETRAHYDRONAPHTHALENES//5 METHOXY 1 TETRALONE
3 36229 PREMNA TOMENTOSA//PREMNA LATIFOLIA//ICETEXANE DITERPENES
4 36889 HEL ULTRAVIOLET PHOTOELECTRON SPECTROSCOPY//PHOSPHITE OZONIDES//HEI PHOTOELECTRON SPECTROSCOPY
5 36464 RHEOCRICOTOPUS//O REACTIV SYNTH ORGAN//1 4 DIHALOBUTENE
6 29747 1 2 BISTRIMETHYLSILOXYCYCLOBUTENE//FREDERICAMYCIN//FREDERICAMYCIN A
7 37456 BIINDENYLIDENES//DIMERS OF INDENE//5 6 DIMETHOXY INDENE
8 20845 LAGGERA PTERODONTA//VARTHEMIA IPHIONOIDES//LAGGERA ALATA
9 7013 TERPENE SYNTHASE//MONOTERPENE SYNTHASE//SESQUITERPENE SYNTHASE
10 10969 OXA DI PI METHANE REARRANGEMENT//TRIQUINANES//CYCLOHEXA 2 4 DIENONES

Go to start page