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Creation Date 

1. Before 1959  (116,818)
2. 1959 To 1974  (466,166)
3. 1975 To 1990  (1,274,879)
4. 1991 To 2007  (2,277,441)
5. After 2007  (3,130,289)
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New Records 

1. New From Last Month  (13,117)
2. New From Last 3 Month  (162,792)
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Resource Type 

1. Patents  (6,559,931)
2. Articles  (682,064)
3. Book Chapters  (13,346)
4. Reports  (8,291)
5. magazinearticle  (7,614)
6. Thesises (postgraduate)  (5,749)
7. Reviews  (5,701)
8. Books  (4,859)
9. Conference Proceedings  (2,972)
10. Text Resources  (646)
11. Newspaper Articles  (605)
12. Web Resources  (601)
13. Images  (362)
14. References  (326)
15. Newsletter Articles  (134)
16. Datasets  (81)
17. Journals  (52)
18. Government Documents  (12)
19. Other  (9)
20. Archival Material / Manuscripts  (7)
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Subject 

1. Organic Chemistry  (7,033,492)
2. Chemistry  (6,910,692)
3. Metallurgy  (6,549,736)
4. Human Necessities  (3,338,300)
5. Hygiene  (2,935,982)
6. Medical Or Veterinary Science  (2,935,807)
7. Heterocyclic Compounds  (2,926,310)
8. Preparations For Medical, Dental, Or Toilet Purposes  (2,828,345)
9. Specific Therapeutic Activity Of Chemical Compounds Ormedicinal Preparations  (2,081,785)
10. Acyclic Or Carbocyclic Compounds  (2,057,636)
11. Peptides  (1,485,684)
12. Biochemistry  (1,090,482)
13. Microbiology  (1,029,598)
14. Wine  (1,025,702)
15. Beer  (1,025,578)
16. Enzymology  (1,025,553)
17. Vinegar  (1,025,512)
18. Spirits  (1,025,473)
19. Mutation Or Genetic Engineering  (1,025,459)
20. Culture Media  (843,838)
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Databases 

1. esp@cenet  (6,550,526)
2. ProQuest Central  (195,350)
3. ROAD: Directory of Open Access Scholarly Resources  (105,940)
4. MEDLINE  (89,124)
5. DOAJ Directory of Open Access Journals  (80,290)
6. GFMER Free Medical Journals  (65,624)
7. PubMed Central  (55,556)
8. Free E- Journals  (37,638)
9. arXiv.org  (27,170)
10. Hyper Article en Ligne (HAL) (Open Access)  (10,949)
11. Springer Nature OA Free Journals  (10,255)
12. USPTO Issued Patents  (9,249)
13. Ebook Central - Academic Complete  (8,166)
14. DTIC STINET  (8,132)
15. DTIC Technical Reports  (8,132)
16. Chemical Society of Japan Free  (5,782)
17. Wiley Online Library Open Access  (5,656)
18. HighWire Press (Free Journals)  (5,527)
19. ProQuest One Psychology  (4,541)
20. Nature Free  (4,282)
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Language 

1. English  (5,806,832)
2. French  (1,348,877)
3. German  (944,096)
4. Chinese  (772,307)
5. Japanese  (360,736)
6. Spanish  (300,581)
7. Korean  (215,388)
8. Portuguese  (131,236)
9. Russian  (94,466)
10. Danish  (83,742)
11. Norwegian  (55,465)
12. Finnish  (49,904)
13. Italian  (39,489)
14. Swedish  (39,145)
15. Polish  (36,406)
16. Dutch  (31,796)
17. Hungarian  (17,010)
18. Slovenian  (13,499)
19. Czech  (13,277)
20. Hebrew  (10,597)
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Journal Title 

1. arXiv.org  (27,149)
2. Cheminform  (43,046)
3. European Journal Of Organic Chemistry  (14,876)
4. Journal Of Organic Chemistry  (91,222)
5. Journal Of The American Chemical Society  (13,064)
6. Journal Of The Chemical Society, Perkin Transactions 1  (12,650)
7. Macromolecules  (11,321)
8. Perkin 1 : An International Journal Of Organic And Bio-Organic Chemistry  (12,770)
9. Tetrahedron Letters  (24,895)
10. The Journal Of Organic Chemistry  (18,345)
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