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Heterocyclic Compounds

Heterocyclic compounds are a class of compounds that consist of carbon atoms and non-carbon atoms altogether forming a cyclic skeletal structure. These non-carbon atoms are collectively referred to as a heteroatom. The common heteroatoms include nitrogen, oxygen, and sulfur. Lactones, lactams, cyclic ethers that we’ve already learned are heterocyclic compounds. With similar properties of congeneric open-chain compounds, they will be discussed in corresponding chapters. This chapter will mainly discuss heterocyclic compounds with relatively stable ring system and with a certain degree of aromaticity, also known as aromatic heterocyclic compound.

There are many kinds and a large number of heterocyclic compounds widely distributed in nature. Many natural heterocyclic compounds in animals and plants play an important physiological role in the body. For example, heterocyclic structure exists in chlorophyll in plants, hemoglobin in animal blood, alkaloids and glycosides as the active ingredient in herbs, some antibiotics and vitamins, certain composition of amino acids in protein and bases in nucleotide. About half of the existing medicines have heterocyclic structures. Thus, heterocyclic compounds play an important role in organic compounds especially in organic medicines.

The most common and also the most important heterocyclic compounds are that with five-membered or six-membered heterocyclic ring and their fused heterocyclic compounds. Therefore, according to the size of the ring, heterocyclic compounds can be divided into five-membered compounds and six-membered heterocyclic compounds. E.g., furan, thiophene, pyrrole, imidazole, triazole and their fused heterocyclic compounds, indole, benzimidazole and diphenylene-oxide are all five-membered heterocyclic compounds, while pyridine, pyrimidine and their fused heterocyclic compounds, quinoline and quinazoline are all six-membered heterocyclic compounds.

According to the number of hetero atoms, five-membered compounds and six-membered heterocyclic compounds can be divided into one-hetero-atom-containing heterocyclic compounds and two-hetero-atom-containing and several-hetero-atom-containing heterocyclic compounds. E.g., furan, thiophene, pyridine, indole, quinoline, dibenzofuran, etc. are one-hetero-atom-containing heterocyclic compounds; imidazole, pyrimidine, benzimidazole, quinazoline, etc. are two-hetero-atom-containing heterocyclic compounds; purine, comprising more than two hetero atoms, is a several-hetero-atom-containing heterocyclic compound. According to the form of the ring in the molecule, heterocyclic compounds can be divided into single-heterocyclic compounds and fused heterocyclic compounds. E.g., furan, pyridine, pyrimidine, imidazole, etc. are single-heterocyclic compounds and indole, quinoline, dibenzofuran, purines, etc. are fused heterocyclic compounds.

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Structure Chemical Name CAS MF
5-(iso-Propyl)-6-methoxypyridine-3-boronic acid pinacol ester 5-(iso-Propyl)-6-methoxypyridine-3-boronic acid pinacol ester 2223048-27-7 C15H24BNO3
5-(Pyrazin-2-yl)pyridine-3-boronic acid pinacol ester 5-(Pyrazin-2-yl)pyridine-3-boronic acid pinacol ester 2223044-27-5 C15H18BN3O2
5-(tert-Butyl)-6-methoxypyridine-3-boronic acid pinacol ester 5-(tert-Butyl)-6-methoxypyridine-3-boronic acid pinacol ester 2223033-59-6 C16H26BNO3
5-Amino-2-(methylethylamino)thiazole 5-Amino-2-(methylethylamino)thiazole 1314354-71-6 C6H11N3S
5-Bromo-2-(2-trifluoromethylphenyl)pyrimidine 5-Bromo-2-(2-trifluoromethylphenyl)pyrimidine 1119090-26-4 C11H6BrF3N2
5-Bromo-2-(3-hydroxypyrrolidin-1-yl)thiazole 5-Bromo-2-(3-hydroxypyrrolidin-1-yl)thiazole 959239-94-2 C7H9BrN2OS
5-Bromo-2-(iso-butyl)pyrimidine 5-Bromo-2-(iso-butyl)pyrimidine 446287-44-1 C8H11BrN2
5-Bromo-2-(methoxycarbonyl)pyridine-4-boronic acid pinacol ester 5-Bromo-2-(methoxycarbonyl)pyridine-4-boronic acid pinacol ester 2223041-16-3 C13H17BBrNO4
5-Bromo-2-(tetrahydrofuran-3-yl)thiazole 5-Bromo-2-(tetrahydrofuran-3-yl)thiazole 1264034-01-6 C7H8BrNO2S
5-Bromo-2-amino-4-(pyrrolidino)pyridine 5-Bromo-2-amino-4-(pyrrolidino)pyridine 1381938-00-6 C9H12BrN3
5-Bromo-4-(iso-propyl)pyridine-2-boronic acid pinacol ester 5-Bromo-4-(iso-propyl)pyridine-2-boronic acid pinacol ester 2223042-82-6 C14H21BBrNO2
5-Bromo-6-(2-methoxyphenyl)pyridine-3-boronic acid pinacol ester 5-Bromo-6-(2-methoxyphenyl)pyridine-3-boronic acid pinacol ester 2223036-44-8 C18H21BBrNO3
5-Bromo-6-(4-chlorophenyl)pyridine-3-boronic acid pinacol ester 5-Bromo-6-(4-chlorophenyl)pyridine-3-boronic acid pinacol ester 2223029-28-3 C17H18BBrClNO2
5-Bromo-6-(imidazol-1-yl)pyridine-3-boronic acid pinacol ester 5-Bromo-6-(imidazol-1-yl)pyridine-3-boronic acid pinacol ester 2223046-65-7 C14H17BBrN3O2
5-Bromo-6-(morpholino)pyridine-3-boronic acid pinacol ester 5-Bromo-6-(morpholino)pyridine-3-boronic acid pinacol ester 2223054-48-4 C15H22BBrN2O3
5-Ethyl-2-cyanopyridine-4-boronic acid pinacol ester 5-Ethyl-2-cyanopyridine-4-boronic acid pinacol ester 2223049-00-9 C14H19BN2O2
5-fluoro-2-(tetrahydrofuran-3-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 5-fluoro-2-(tetrahydrofuran-3-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2223004-62-2 C15H21BFNO3
5-Hydroxy-2-(2-methoxyphenyl)pyrimidine 5-Hydroxy-2-(2-methoxyphenyl)pyrimidine 1260831-75-1 C11H10N2O2
5-Hydroxy-2-(3-fluorophenyl)pyrimidine 5-Hydroxy-2-(3-fluorophenyl)pyrimidine 1260862-62-1 C10H7FN2O
5-Methoxy-2-cyanopyridine-4-boronic acid pinacol ester 5-Methoxy-2-cyanopyridine-4-boronic acid pinacol ester 2223034-96-4 C13H17BN2O3
5-Methyl-2-(iso-propyl)pyridine-4-boronic acid pinacol ester 5-Methyl-2-(iso-propyl)pyridine-4-boronic acid pinacol ester 2223038-45-5 C15H24BNO2
6-(1,4-Dioxan-2-yl)pyridine-3-boronic acid pinacol ester 6-(1,4-Dioxan-2-yl)pyridine-3-boronic acid pinacol ester 2223003-91-4 C15H22BNO4
6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3'-bipyridine 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3'-bipyridine 2223030-64-4 C16H19BN2O2
6-(iso-Butyl)-5-trifluoromethylpyridine-3-boronic acid pinacol ester 6-(iso-Butyl)-5-trifluoromethylpyridine-3-boronic acid pinacol ester 2223049-16-7 C16H23BF3NO2
6-[(Imidazol-1-yl)sulfonyl]oxypyridine-2-boronic acid pinacol ester 6-[(Imidazol-1-yl)sulfonyl]oxypyridine-2-boronic acid pinacol ester 1402233-99-1 C14H18BN3O5S
6-Chloro-5-(2-methylimidazol-1-yl)pyridine-3-boronic acid pinacol ester 6-Chloro-5-(2-methylimidazol-1-yl)pyridine-3-boronic acid pinacol ester 2223040-22-8 C15H19BClN3O2
6-Chloro-5-(3-furyl)pyridine-3-boronic acid pinacol ester 6-Chloro-5-(3-furyl)pyridine-3-boronic acid pinacol ester 2223036-23-3 C15H17BClNO3
6-Chloro-5-(4-methoxyphenyl)pyridine-3-boronic acid pinacol ester 6-Chloro-5-(4-methoxyphenyl)pyridine-3-boronic acid pinacol ester 2223029-14-7 C18H21BClNO3
6-Chloro-5-(cyclohexyl)pyridine-3-boronic acid pinacol ester 6-Chloro-5-(cyclohexyl)pyridine-3-boronic acid pinacol ester 2223039-65-2 C17H25BClNO2
6-Chloro-5-(pyridin-2-yl)pyridine-3-boronic acid pinacol ester 6-Chloro-5-(pyridin-2-yl)pyridine-3-boronic acid pinacol ester 2223029-25-0 C16H18BClN2O2
N,N-bis(methyl-d3)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine N,N-bis(methyl-d3)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine 2241870-21-1 C13H15BD6N2O2
tert-butyl 2-(4-bromothiazol-2-yl)morpholine-4-carboxylate tert-butyl 2-(4-bromothiazol-2-yl)morpholine-4-carboxylate 2222934-28-1 C12H17BrN2O3S
tert-butyl 2-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazol-2-yl)morpholine-4-carboxylate tert-butyl 2-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazol-2-yl)morpholine-4-carboxylate 2222996-63-4 C18H29BN2O5S
tert-butyl 3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridin-2-yl)pyrrolidine-1-carboxylate tert-butyl 3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridin-2-yl)pyrrolidine-1-carboxylate 2222995-86-8 C21H30BF3N2O4
tert-butyl 3-(6-(1,4-dioxan-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)pyrrolidine-1-carboxylate tert-butyl 3-(6-(1,4-dioxan-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)pyrrolidine-1-carboxylate 2222996-43-0 C24H37BN2O6
tert-butyl 3-(6-amino-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)pyrrolidine-1-carboxylate tert-butyl 3-(6-amino-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)pyrrolidine-1-carboxylate 2223003-08-3 C20H32BN3O4
tert-butyl 4-(6-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate tert-butyl 4-(6-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate 2223012-57-3 C22H35BN2O4
3-((S)-2-(cyclopent-1-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide 3-((S)-2-(cyclopent-1-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide C19H26BrNO3
(2-(cyclopropyl-d5)pyrimidin-5-yl)boronic acid (2-(cyclopropyl-d5)pyrimidin-5-yl)boronic acid 2241866-03-3 C7H9BN2O2
(2-(morpholino-d8)pyridin-4-yl-3,5,6-d3)boronic acid (2-(morpholino-d8)pyridin-4-yl-3,5,6-d3)boronic acid 2241875-78-3 C9H13BN2O3
(2-fluoropyridin-3-yl-4,5,6-d3)boronic acid (2-fluoropyridin-3-yl-4,5,6-d3)boronic acid 2241870-41-5 C5H5BFNO2
1-(2-AMINOPYRIDIN-3-YL)PIPERIDIN-2-OL 1-(2-AMINOPYRIDIN-3-YL)PIPERIDIN-2-OL 1563531-08-7 C10H15N3O
1-(2-AMINOPYRIDIN-4-YL)PYRROLIDIN-3-OL 1-(2-AMINOPYRIDIN-4-YL)PYRROLIDIN-3-OL 1563529-62-3 C9H13N3O
1-(2-CHLOROPYRIDIN-3-YL)PIPERIDIN-2-OL 1-(2-CHLOROPYRIDIN-3-YL)PIPERIDIN-2-OL 1563534-16-6 C10H13ClN2O
1-(3-BROMOPYRIDIN-5-YL)PIPERIDIN-2-OL 1-(3-BROMOPYRIDIN-5-YL)PIPERIDIN-2-OL 1563534-49-5 C10H13BrN2O
1-(3-chlorophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-1,2,3-triazole 1-(3-chlorophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-1,2,3-triazole 2256758-11-7 C14H17BClN3O2
1-(4-AMINOPYRIDIN-3-YL)PIPERIDIN-4-OL 1-(4-AMINOPYRIDIN-3-YL)PIPERIDIN-4-OL 1563530-99-3 C10H15N3O
1-(4-Bromo-2-pyridyl)-4-aminoimidazole 1-(4-Bromo-2-pyridyl)-4-aminoimidazole 1363253-96-6 C8H7BrN4
1-(5-Bromo-2-pyridyl)-4-aminoimidazole 1-(5-Bromo-2-pyridyl)-4-aminoimidazole 1363254-06-1 C8H7BrN4
1-(5-Bromo-2-pyrimidyl)-4-bromopyrazole 1-(5-Bromo-2-pyrimidyl)-4-bromopyrazole 1353855-54-5 C7H4Br2N4
1-(6-AMINO-2-PYRIDYL)-4-BROMOIMIDAZOLE 1-(6-AMINO-2-PYRIDYL)-4-BROMOIMIDAZOLE 1353854-87-1 C8H7BrN4
1-(N-Acetyl)-3,6-Dihydro-2H-4-iodopyridine 1-(N-Acetyl)-3,6-Dihydro-2H-4-iodopyridine 1622844-26-1 C7H10INO
1-methyl-4-(3-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine 1-methyl-4-(3-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine 2256758-15-1 C18H29BN2O2
2-(1H-imidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(1H-imidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 1415463-81-8 C14H18BN3O2
2-(1H-pyrazol-1-yl-d3)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-4,6-d2 2-(1H-pyrazol-1-yl-d3)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-4,6-d2 2256707-04-5 C13H17BN4O2
2-(1H-pyrazol-1-yl-d3)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(1H-pyrazol-1-yl-d3)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2256710-01-5 C14H15BD3N3O2
2-(2-bromophenyl)tetrahydrofuran 2-(2-bromophenyl)tetrahydrofuran 247599-62-8 C10H11BrO
2-(2-FLUOROPHENYL)PYRIDIN-4-AMINE 2-(2-FLUOROPHENYL)PYRIDIN-4-AMINE 1214353-71-5 C11H9FN2
2-(2-Pyridyl)-5-hydroxythiazole 2-(2-Pyridyl)-5-hydroxythiazole 1159821-54-1 C8H6N2OS
2-(3-AMINOPHENYL)PYRIDIN-3-AMINE 2-(3-AMINOPHENYL)PYRIDIN-3-AMINE 1417518-96-7 C11H11N3
2-(3-Fluorophenyl)-5-hydroxythiazole 2-(3-Fluorophenyl)-5-hydroxythiazole 1159818-41-3 C9H6FNOS
2-(3-METHYLPHENYL)PYRIDIN-4-AMINE 2-(3-METHYLPHENYL)PYRIDIN-4-AMINE 1159814-42-2 C12H12N2
2-(3-Thienyl)thiazole 2-(3-Thienyl)thiazole 42140-96-5 C7H5NS2
2-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2256706-23-5 C15H20BN3O2
2-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-4,6-d2 2-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-4,6-d2 2256705-54-9 C14H19BN4O2
2-(4-AMINOPYRIDIN-3-YL)BENZONITRILE 2-(4-AMINOPYRIDIN-3-YL)BENZONITRILE 1563534-09-7 C12H9N3
2-(4-bromo-1H-imidazol-1-yl-2,5-d2)pyridine-3,4,5,6-d4 2-(4-bromo-1H-imidazol-1-yl-2,5-d2)pyridine-3,4,5,6-d4 2256709-98-3 C8H6BrN3
2-(4-bromo-1H-pyrazol-1-yl-3,5-d2)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,5,6-d3 2-(4-bromo-1H-pyrazol-1-yl-3,5-d2)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,5,6-d3 2256706-63-3 C14H12BBrD5N3O2
2-(4-METHYLIMIDAZOL-1-YL)-4-CHLOROPYRIMIDINE 2-(4-METHYLIMIDAZOL-1-YL)-4-CHLOROPYRIMIDINE 1434127-65-7 C8H7ClN4
2-(Cyclohexyl)-4-hydroxythiazole 2-(Cyclohexyl)-4-hydroxythiazole 1159819-62-1 C9H13NOS
2-(ethoxy-d5)pyridin-3-amine 2-(ethoxy-d5)pyridin-3-amine 2259316-15-7 C7H5D5N2O
2-(methoxy-d3)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,4,5-d3 2-(methoxy-d3)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,4,5-d3 2241870-01-7 C12H18BNO3
2-(methyl-d3)-1-(pyridin-4-yl-d4)-1H-imidazol-5-d-4-amine 2-(methyl-d3)-1-(pyridin-4-yl-d4)-1H-imidazol-5-d-4-amine 2256707-77-2 C9H10N4
2-(methyl-d3)-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl-3,5-d2)pyridine-3,5,6-d3 2-(methyl-d3)-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl-3,5-d2)pyridine-3,5,6-d3 2256710-35-5 C15H20BN3O2
2-(methyl-d3)-6-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl-4,5-d2)pyridine-3,4,5-d3 2-(methyl-d3)-6-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl-4,5-d2)pyridine-3,4,5-d3 2256705-89-0 C15H20BN3O2
2-(N-Boc-piperidin-4-yl)pyrimidine 2-(N-Boc-piperidin-4-yl)pyrimidine 1563531-93-0 C15H25N3O2
2-(propoxy-d7)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,4,6-d3 2-(propoxy-d7)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,4,6-d3 2241875-41-0 C14H12BD10NO3
2-(tert-butoxy)-6-(pyrrolidin-1-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(tert-butoxy)-6-(pyrrolidin-1-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2256755-20-9 C19H31BN2O3
2-(tert-butoxy)-6-(tetrahydro-2H-pyran-4-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(tert-butoxy)-6-(tetrahydro-2H-pyran-4-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2256754-77-3 C20H32BNO4
2-(tetrahydro-2H-pyran-3-yl)pyridin-4-amine 2-(tetrahydro-2H-pyran-3-yl)pyridin-4-amine 2168933-07-9 C10H14N2O
2,3-Dibromo-4-(2-methoxyphenyl)pyridine 2,3-Dibromo-4-(2-methoxyphenyl)pyridine 1381943-66-3 C12H9Br2NO
2,3-Dibromo-4-(3-thienyl)pyridine 2,3-Dibromo-4-(3-thienyl)pyridine 1381936-14-6 C9H5Br2NS
2,3-Dibromo-4-(4-hydroxypiperidin-1-yl)pyridine 2,3-Dibromo-4-(4-hydroxypiperidin-1-yl)pyridine 1381942-66-0 C10H12Br2N2O
2,3-Dibromo-4-(iso-propyl)pyridine 2,3-Dibromo-4-(iso-propyl)pyridine 1381937-45-6 C8H9Br2N
2,3-Dibromo-4-(morpholino)pyridine 2,3-Dibromo-4-(morpholino)pyridine 1381938-76-6 C9H10Br2N2O
2,3-Dibromo-5-(3-methoxyphenyl)pyridine 2,3-Dibromo-5-(3-methoxyphenyl)pyridine 1399481-48-1 C12H9Br2NO
2,3-Dibromo-5-(4-methoxyphenyl)pyridine 2,3-Dibromo-5-(4-methoxyphenyl)pyridine 1399480-33-1 C12H9Br2NO
2,4-Bromo-6-(2-trifluoromethylphenyl)-1,3,5-triazine 2,4-Bromo-6-(2-trifluoromethylphenyl)-1,3,5-triazine 1374665-52-7 C10H4Br2F3N3
2,4-Dibromo-3-(cyclobutyl)pyridine 2,4-Dibromo-3-(cyclobutyl)pyridine 1381941-76-9 C9H9Br2N
2,4-Dibromo-3-phenylpyridine 2,4-Dibromo-3-phenylpyridine 1381943-01-6 C11H7Br2N
2,4-Dibromo-6-(3,5-difluorophenyl)-1,3,5-triazine 2,4-Dibromo-6-(3,5-difluorophenyl)-1,3,5-triazine 1374665-38-9 C9H3Br2F2N3
2,4-Dibromo-6-(3-pyridyl)-1,3,5-triazine 2,4-Dibromo-6-(3-pyridyl)-1,3,5-triazine 1374664-94-4 C8H4Br2N4
2,4-Dibromo-6-cyclohexyl-1,3,5-triazine 2,4-Dibromo-6-cyclohexyl-1,3,5-triazine 1374665-91-4 C9H11Br2N3
2,4-dibromopyrimidine-5,6-d2 2,4-dibromopyrimidine-5,6-d2 2241865-50-7 C4H2Br2N2
2,4-Dichloro-5-(thiazol-2-yl)pyrimidine 2,4-Dichloro-5-(thiazol-2-yl)pyrimidine 1622839-50-2 C7H3Cl2N3S
2,4-Dichloro-6-(2-methoxyphenyl)-1,3,5-triazine 2,4-Dichloro-6-(2-methoxyphenyl)-1,3,5-triazine 90723-85-6 C10H7Cl2N3O
2,4-Dichloro-6-(4-iso-propyl-2-thienyl)-1,3,5-triazine 2,4-Dichloro-6-(4-iso-propyl-2-thienyl)-1,3,5-triazine 1227960-41-9 C10H9Cl2N3S
2,4-Dichloro-6-(5-cyclopropyl-2-thienyl)-1,3,5-triazine 2,4-Dichloro-6-(5-cyclopropyl-2-thienyl)-1,3,5-triazine 1227959-17-2 C10H7Cl2N3S
2,4-Dichloro-6-cyclopropyl-1,3,5-triazine 2,4-Dichloro-6-cyclopropyl-1,3,5-triazine 148312-23-6 C6H5Cl2N3
2,5-bis(methyl-d3)pyridin-3,6-d2-4-amine 2,5-bis(methyl-d3)pyridin-3,6-d2-4-amine 2294950-49-3 C7H10N2
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