Class information for: |
Basic class information |
Class id | #P | Avg. number of references |
Database coverage of references |
---|---|---|---|
12350 | 912 | 27.8 | 56% |
Hierarchy of classes |
The table includes all classes above and classes immediately below the current class. |
Cluster id | Level | Cluster label | #P |
---|---|---|---|
3 | 4 | PLANT SCIENCES//AGRONOMY//FOOD SCIENCE & TECHNOLOGY | 1882812 |
409 | 3 | BERBERINE//ALKALOIDS//RUTACEAE | 29426 |
2345 | 2 | AMARYLLIDACEAE//TRABECTEDIN//AMARYLLIDACEAE ALKALOIDS | 4395 |
12350 | 1 | PICTET SPENGLER REACTION//PICTET SPENGLER//TETRAHYDRO BETA CARBOLINE | 912 |
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 | PICTET SPENGLER REACTION | authKW | 639852 | 6% | 33% | 58 |
2 | PICTET SPENGLER | authKW | 164804 | 2% | 31% | 16 |
3 | TETRAHYDRO BETA CARBOLINE | authKW | 150006 | 2% | 20% | 22 |
4 | CALYCOTOMINE | authKW | 107135 | 0% | 80% | 4 |
5 | TETRAHYDROISOQUINOLINE | authKW | 95174 | 4% | 9% | 32 |
6 | 1 ARYLTETRAHYDROISOQUINOLINE ALKALOIDS | authKW | 66961 | 0% | 100% | 2 |
7 | 1 BENZYLTETRA HYDROISOQUINOLINES | authKW | 66961 | 0% | 100% | 2 |
8 | CIENCIAS QUIM ARTADO 644 | address | 66961 | 0% | 100% | 2 |
9 | DIFORMAMIDES | authKW | 66961 | 0% | 100% | 2 |
10 | N TOSYLIMINIUM IONS | authKW | 66961 | 0% | 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 | 20342 | 66% | 0% | 606 |
2 | Chemistry, Medicinal | 931 | 10% | 0% | 92 |
3 | Chemistry, Multidisciplinary | 915 | 22% | 0% | 205 |
4 | Crystallography | 284 | 5% | 0% | 49 |
5 | Chemistry, Inorganic & Nuclear | 102 | 5% | 0% | 44 |
6 | Pharmacology & Pharmacy | 28 | 6% | 0% | 55 |
7 | Chemistry, Applied | 26 | 2% | 0% | 22 |
8 | Chemistry, Physical | 8 | 6% | 0% | 51 |
9 | Plant Sciences | 1 | 2% | 0% | 21 |
10 | Spectroscopy | 0 | 1% | 0% | 8 |
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 | CIENCIAS QUIM ARTADO 644 | 66961 | 0% | 100% | 2 |
2 | ANALYT S YOKOGAWA KU | 33480 | 0% | 100% | 1 |
3 | ASYMMET SYNTH | 33480 | 0% | 100% | 1 |
4 | CHIM SESO 3 | 33480 | 0% | 100% | 1 |
5 | CIC QUIM CIENCIAS EXATAS | 33480 | 0% | 100% | 1 |
6 | CIENCIAS CRISTALOGR MINERAL | 33480 | 0% | 100% | 1 |
7 | CIENCIAS ORGAN | 33480 | 0% | 100% | 1 |
8 | CIENCIAS QUIM INORGAN ORGAN ANALIT | 33480 | 0% | 100% | 1 |
9 | CIENCIAS QUIM ORGAN DO 644 | 33480 | 0% | 100% | 1 |
10 | CIENCIAS QUIM ORGAN POB 644 | 33480 | 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 | HETEROCYCLES | 14258 | 8% | 1% | 75 |
2 | TETRAHEDRON-ASYMMETRY | 5947 | 5% | 0% | 43 |
3 | TETRAHEDRON LETTERS | 5774 | 12% | 0% | 113 |
4 | TETRAHEDRON | 4498 | 8% | 0% | 71 |
5 | JOURNAL OF HETEROCYCLIC CHEMISTRY | 3113 | 4% | 0% | 32 |
6 | POLISH JOURNAL OF PHARMACOLOGY AND PHARMACY | 2745 | 1% | 1% | 8 |
7 | JOURNAL OF COMBINATORIAL CHEMISTRY | 2435 | 1% | 1% | 10 |
8 | SYNTHETIC COMMUNICATIONS | 2382 | 4% | 0% | 32 |
9 | JOURNAL OF ORGANIC CHEMISTRY | 2365 | 7% | 0% | 61 |
10 | EUROPEAN JOURNAL OF ORGANIC CHEMISTRY | 1938 | 3% | 0% | 27 |
Author Key Words |
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 | YOUN, SW , (2006) THE PICTET-SPENGLER REACTION: EFFICIENT CARBON-CARBON BOND FORMING REACTION IN HETEROCYCLIC SYNTHESIS.ORGANIC PREPARATIONS AND PROCEDURES INTERNATIONAL. VOL. 38. ISSUE 6. P. 505-+ | 127 | 45% | 41 |
2 | CHRZANOWSKA, M , ROZWADOWSKA, MD , (2004) ASYMMETRIC SYNTHESIS OF ISOQUINOLINE ALKALOIDS.CHEMICAL REVIEWS. VOL. 104. ISSUE 7. P. 3341 -3370 | 58 | 43% | 465 |
3 | INGALLINA, C , D'ACQUARICA, I , DELLE MONACHE, G , GHIRGA, F , QUAGLIO, D , GHIRGA, P , BERARDOZZI, S , MARKOVIC, V , BOTTA, B , (2016) THE PICTET-SPENGLER REACTION STILL ON STAGE.CURRENT PHARMACEUTICAL DESIGN. VOL. 22. ISSUE 12. P. 1808 -1850 | 67 | 30% | 2 |
4 | DALPOZZO, R , (2016) THE CHIRAL POOL IN THE PICTET-SPENGLER REACTION FOR THE SYNTHESIS OF BETA-CARBOLINES.MOLECULES. VOL. 21. ISSUE 6. P. - | 32 | 46% | 1 |
5 | STOCKIGT, J , ANTONCHICK, AP , WU, FR , WALDMANN, H , (2011) THE PICTET-SPENGLER REACTION IN NATURE AND IN ORGANIC CHEMISTRY.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 50. ISSUE 37. P. 8538 -8564 | 44 | 25% | 198 |
6 | CZARNOCKI, Z , SIWICKA, A , SZAWKALO, J , (2005) SELECTED RECENT ADVANCES IN THE STEREOSELECTIVE SYNTHESIS OF ISOQUINOLINE AND BETA-CARBOLINE DERIVATIVES WITH THE USE OF CHIRAL AUXILIARIES OF NATURAL ORIGIN.CURRENT ORGANIC SYNTHESIS. VOL. 2. ISSUE 3. P. 301 -331 | 38 | 47% | 28 |
7 | VICARIO, JL , BADIA, D , CARRILLO, L , ETXEBARRIA, J , (2003) ALPHA-AMINO ACIDS AND DERIVATIVES IN THE ASYMMETRIC SYNTHESIS OF TETRAHYDROISOQUINOLINE ALKALOIDS.CURRENT ORGANIC CHEMISTRY. VOL. 7. ISSUE 18. P. 1775 -1792 | 49 | 38% | 23 |
8 | KUNDU, B , AGARWAL, PK , SHARMA, SK , SAWANT, D , MANDADAPU, AK , SAIFUDDIN, M , GUPTA, S , (2012) PICTET-SPENGLER REACTION REVISITED: ENGINEERING OF TETHERD BIHETEROCYCLES INTO ANNULATED POLYHETEROCYCLES.CURRENT ORGANIC SYNTHESIS. VOL. 9. ISSUE 3. P. 357 -376 | 38 | 38% | 9 |
9 | BRACCA, ABJ , KAUFMAN, TS , (2004) SYNTHETIC APPROACHES TO CARNEGINE, A SIMPLE TETRAHYDROISOQUINOLINE ALKALOID.TETRAHEDRON. VOL. 60. ISSUE 47. P. 10575 -10610 | 44 | 39% | 31 |
10 | YAN, S , LAM, KT , MO, KT , WONG, WY , CHAN, WH , LEE, AWM , (2005) CHIRAL ACETYLENIC SULFOXIDE IN ORGANIC SYNTHESIS: ADDITION OF CHIRAL SECONDARY AMINES.LETTERS IN ORGANIC CHEMISTRY. VOL. 2. ISSUE 1. P. 33-36 | 22 | 79% | 3 |
Classes with closest relation at Level 1 |