NMR

1. 1
Supplementary Data
Immobilization of Phosphomolybdic Acid nanoparticles on
Imidazole Functionalized Fe3O4@SiO2: A novel and reusable
nanocatalysts for one-pot synthesis of Biginelli-type 3,4-dihydro-
pyrimidin-2-(1H)-ones/ thiones under solvent-free conditions
Esmaeilpour Mohsen(1)*, Javidi Jaber(2)*
Electronic Supplementary Material (ESI) for RSC Advances.
This journal is © The Royal Society of Chemistry 2014

2. 2
Ethyl-6-methyl-2-oxo-4-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxylate
(Table2, entry 1)
1H-NMR (250 MHz, CDCl3)

3. 3
13C-NMR (62.9 MHz, CDCl3)

4. 4
Ethyl 4-(2-chlorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 3)
1H-NMR (250 MHz, CDCl3)

5. 5
13C-NMR (62.9 MHz, CDCl3)

6. 6
Ethyl 4-(4-chlorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 4)
1H-NMR (250 MHz, CDCl3)

7. 7
13C-NMR (62.9 MHz, CDCl3)

8. 8
Ethyl 6-methyl-4-(3-nitrophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 6)
1H-NMR (250 MHz, DMSO-d6)

9. 9
13C-NMR (62.9 MHz, DMSO-d6)

10. 10
Ethyl 6-methyl-4-(4-nitrophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 7)
1H-NMR (250 MHz, DMSO-d6)

11. 11
13C-NMR (62.9 MHz, CDCl3)

12. 12
Ethyl 4-(4-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 10)
1H-NMR (250 MHz, DMSO-d6)

13. 13
13C-NMR (62.9 MHz, DMSO-d6)

14. 14
Ethyl 6-methyl-2-oxo-4-(thiophen-2-yl)-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 12)
1H-NMR (250 MHz, DMSO-d6)

15. 15
13C-NMR (62.9 MHz, DMSO-d6)

16. 16
FT-IR

17. 17
5-Acetyl-6-methyl-4-phenyl-3,4-dihydropyrimidin-2(1H)-one (Table 2, entry
15)
1H-NMR (250 MHz, DMSO-d6)

18. 18
13C-NMR (62.9 MHz, DMSO-d6)

19. 19
FT-IR

20. 20
Ethyl 6-methyl-4-phenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
(Table 2, entry 16)
1H-NMR (250 MHz, DMSO-d6)

21. 21
13C-NMR (62.9 MHz, DMSO-d6)

22. 22
FT-IR

23. 23
Ethyl 4-(4-chlorophenyl)-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-
carboxylate (Table 2, entry 17)
1H-NMR (250 MHz, DMSO-d6)

24. 24
13C-NMR (62.9 MHz, DMSO-d6)

25. 25
Ethyl 4-(4-methoxyphenyl)-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimid- ine -
5-carboxylate (Table 2, entry 19)
1H-NMR (250 MHz, DMSO-d6)

26. 26
13C-NMR (62.9 MHz, DMSO-d6)

27. 27
FT-IR