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複素環(huán)式化合物

複素環(huán)式化合物は炭素原子と非炭素原子により構(gòu)成される環(huán)狀構(gòu)造の化合物である。これらの非炭素原子はヘテロ原子と総稱され,一般的なヘテロ原子は窒素、酸素、硫黃等である。前述したラクトン、ラクタム、環(huán)狀エーテル等の化合物はいずれも複素環(huán)式化合物であり,しかしこれらの化合物の性質(zhì)は同じ種類の鎖式化合物と類似するため,いずれも対応する章節(jié)に組み込んで説明する。本章は主に環(huán)構(gòu)造が穏やかで、ある程度の芳香族性を有する複素環(huán)式化合物,即ち芳香族複素環(huán)式化合物を説明する。 複素環(huán)式化合物は種類が膨大であり,數(shù)量が多く,自然界に広く分布しており,多くの天然の複素環(huán)式化合物は動物、植物の體內(nèi)で重要な生理學(xué)的作用を果たす。例えば:植物內(nèi)のクロロフィル、動物の血中ヘモグロビン、漢方薬中の有効成分のアルカロイドと一部の配糖體、一部の抗生物質(zhì)とビタミン、タンパク質(zhì)のあるアミノ酸とヌクレオチドを構(gòu)成する塩基等はいずれも複素環(huán)構(gòu)造を含有する。従來の薬物中で、複素環(huán)構(gòu)造を含有するものは約半分を占める。そのため,複素環(huán)式化合物は有機化合物(特に有機薬物)中で重要な地位を占める。 複素環(huán)式化合物中で五員、六員複素環(huán)及びそれらの縮合複素環(huán)化合物は最も普及しており,かつ最も重要である。そのため環(huán)のサイズによって,複素環(huán)式化合物は五員複素環(huán)及び六員複素環(huán)という二つの種類に分けられる。例えば上記フラン、チオフェン、ピロール、オキサゾール、イミダゾール及びそれらの縮合複素環(huán)化合物のインドール、ベンゾイミダゾール、ジベンゾフラン等はいずれも五員複素環(huán)式化合物であり,それに対してピリジン、ピリミジン及びそれらの縮合複素環(huán)化合物のキノリン、キナゾリン等はいずれも六員複素環(huán)式化合物である。 各五員複素環(huán)式化合物と六員複素環(huán)式化合物中で,環(huán)構(gòu)造中のヘテロ原子の數(shù)量によって,また一つのヘテロ原子を含有する複素環(huán)及び二つ又はそれ以上のヘテロ原子を含有する複素環(huán)に分けられる。例えばフラン、チオフェン、ピリジン、インドール、キノリン、ジベンゾフラン等は一つのヘテロ原子を含有する複素環(huán)式化合物である;イミダゾール、ピリミジン、ベンゾイミダゾール、キナゾリン等は二つのヘテロ原子を含有する複素環(huán)式化合物である;それに対してプリンは二つ以上のヘテロ原子を含有するため,即ち複數(shù)のヘテロ原子を含有する複素環(huán)式化合物である。分子中の環(huán)構(gòu)造の形式によって,複素環(huán)式化合物はさらに複素単環(huán)及び縮合複素環(huán)という二つの種類に分けられる。例えばフラン、ピリジン、ピリミジン、イミダゾール等はいずれも複素単環(huán)式化合物であり,インドール、キノリン、ジベンゾフラン、プリン等は縮合複素環(huán)式化合物である。
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Structure Chemical Name CAS MF
4-Bromo-2-cyclopropyl-6-(1H-pyrazol-1-yl)pyrimidine 4-Bromo-2-cyclopropyl-6-(1H-pyrazol-1-yl)pyrimidine 1412954-29-0 C10H9BrN4
2-(ethoxy-d5)pyridin-3,5,6-d3-4-amine 2-(ethoxy-d5)pyridin-3,5,6-d3-4-amine 2259316-23-7 C7H10N2O
2-Amino-3-bromo-4-(2-furyl)pyridine 2-Amino-3-bromo-4-(2-furyl)pyridine 1381938-49-3 C9H7BrN2O
tert-butyl 3-(6-(sec-butyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate tert-butyl 3-(6-(sec-butyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate 2222996-20-3 C25H41BN2O4
tert-butyl 3-(6-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate tert-butyl 3-(6-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate 2222996-34-9 C22H35BN2O4
5-Bromo-2-(1H-pyridin-2-one)pyrimidine 5-Bromo-2-(1H-pyridin-2-one)pyrimidine 1240622-48-3 C9H6BrN3O
4-Bromo-2-cyclopropyl-6-(3-methylpiperidin-1-yl)pyrimidine 4-Bromo-2-cyclopropyl-6-(3-methylpiperidin-1-yl)pyrimidine 1412953-21-9 C13H18BrN3
4-Bromo-2-cyclopropyl-6-(4-methylimidazol-1-yl)pyrimidine 4-Bromo-2-cyclopropyl-6-(4-methylimidazol-1-yl)pyrimidine 1412956-19-4 C11H11BrN4
5-Bromo-2-(2-cyanophenyl)pyrimidine 5-Bromo-2-(2-cyanophenyl)pyrimidine 1563528-67-5 C11H6BrN3
2-Amino-3-bromo-4-(2-pyridyl)pyridine 2-Amino-3-bromo-4-(2-pyridyl)pyridine 1381943-74-3 C10H8BrN3
2-Amino-3-bromo-4-(4-chlorophenyl)pyridine 2-Amino-3-bromo-4-(4-chlorophenyl)pyridine 1381941-63-4 C11H8BrClN2
4-bromo-2-cyclopropyl-6-cyclohexylpyrimidine 4-bromo-2-cyclopropyl-6-cyclohexylpyrimidine 1412957-37-9 C13H17BrN2
2-(methoxy-d3)pyridin-4,5,6-d3-3-amine 2-(methoxy-d3)pyridin-4,5,6-d3-3-amine 2256707-71-6 C6H8N2O
5-Bromo-2-(3-tetrahydropyranyl)pyrimidine 5-Bromo-2-(3-tetrahydropyranyl)pyrimidine 1357580-52-9 C9H11BrN2O
2-(methyl-d3)-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazol-1-yl-2,5-d2)pyridine-3,5,6-d3 2-(methyl-d3)-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazol-1-yl-2,5-d2)pyridine-3,5,6-d3 2256706-18-8 C15H20BN3O2
2-Amino-3-bromo-4-(cyclobutyl)pyridine 2-Amino-3-bromo-4-(cyclobutyl)pyridine 1381937-90-1 C9H11BrN2
5-Bromo-2-(N-Boc-pyrrolidin-3-yl)thiazole 5-Bromo-2-(N-Boc-pyrrolidin-3-yl)thiazole 1622834-39-2 C12H17BrN2O2S
2-Amino-4-(2-amino-5-pyrimidyl)thiazole 2-Amino-4-(2-amino-5-pyrimidyl)thiazole 1215074-34-2 C7H7N5S
4-Bromo-2-ethyl-5-fluoropyridine 4-Bromo-2-ethyl-5-fluoropyridine 1643538-93-5 C7H7BrFN
4-bromo-2-methyl-6-(1H-pyrrol-1-yl)pyrimidine 4-bromo-2-methyl-6-(1H-pyrrol-1-yl)pyrimidine 1412959-94-4 C9H8BrN3
4-Bromo-3-(1,4-dioxan-2-yl)pyridine 4-Bromo-3-(1,4-dioxan-2-yl)pyridine 1622836-08-1 C9H10BrNO2
4-Bromo-3-fluoro-2-(tert-butyl)pyridine 4-Bromo-3-fluoro-2-(tert-butyl)pyridine 1643576-64-0 C9H11BrFN
4-Bromo-5-(iso-propyl)pyridine-2-boronic acid pinacol ester 4-Bromo-5-(iso-propyl)pyridine-2-boronic acid pinacol ester 1402233-27-5 C14H21BBrNO2
4-Bromo-6-(4-tetrahydropyranyl)pyridine-2-boronic acid pinacol ester 4-Bromo-6-(4-tetrahydropyranyl)pyridine-2-boronic acid pinacol ester 1402238-03-2 C16H23BBrNO3
4-Bromo-6-(iso-propyl)-2-methylpyrimidine 4-Bromo-6-(iso-propyl)-2-methylpyrimidine 1412954-87-0 C8H11BrN2
4-Bromo-6-ethylpyridine-2-boronic acid pinacol ester 4-Bromo-6-ethylpyridine-2-boronic acid pinacol ester 1402226-87-2 C13H19BBrNO2
4-bromopyrimidine-2-d 4-bromopyrimidine-2-d 1185318-90-4 C4H3BrN2
tert-butyl 4-(5-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate tert-butyl 4-(5-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate 2223034-84-0 C21H32BFN2O4
tert-butyl 4-(6-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate tert-butyl 4-(6-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidine-1-carboxylate 2223046-90-8 C22H32BN3O4
(2-((propan-2-yl-d7)oxy)pyridin-4-yl-3,5,6-d3)boronic acid (2-((propan-2-yl-d7)oxy)pyridin-4-yl-3,5,6-d3)boronic acid 2241875-75-0 C8H12BNO3
(2-(ethyl-d5)pyridin-4-yl-3,5,6-d3)boronic acid (2-(ethyl-d5)pyridin-4-yl-3,5,6-d3)boronic acid 2241875-70-5 C7H2BD8NO2
(2-(trifluoromethyl)pyridin-4-yl-3,5,6-d3)boronic acid (2-(trifluoromethyl)pyridin-4-yl-3,5,6-d3)boronic acid 2241875-66-9 C6H5BF3NO2
(2-cyclopropylpyridin-4-yl-3,5,6-d3)boronic acid (2-cyclopropylpyridin-4-yl-3,5,6-d3)boronic acid 2241870-44-8 C8H7BD3NO2
5-BROMO-2-(PROPAN-2-YL)PYRIDIN-4-AMINE 5-BROMO-2-(PROPAN-2-YL)PYRIDIN-4-AMINE 1381937-47-8 C8H11BrN2
5-Bromo-2-amino-4-(2-hydroxypiperidin-1-yl)pyridine 5-Bromo-2-amino-4-(2-hydroxypiperidin-1-yl)pyridine 1381936-13-5 C10H14BrN3O
5-Bromo-2-amino-4-(3-pyridyl)pyridine 5-Bromo-2-amino-4-(3-pyridyl)pyridine 1381936-68-0 C10H8BrN3
2-Amino-4-(2-cyclobutylpyrimidyl-5-yl)thiazole 2-Amino-4-(2-cyclobutylpyrimidyl-5-yl)thiazole 1215071-31-0 C11H12N4S
2-AMINO-4-(CYCLOPENTOXY)PYRIDINE 2-AMINO-4-(CYCLOPENTOXY)PYRIDINE 1314355-51-5 C10H14N2O
2-Amino-4-bromo-3-(3-thienyl)pyridine 2-Amino-4-bromo-3-(3-thienyl)pyridine 1381942-95-5 C9H7BrN2S
2-Amino-4-bromo-3-(4-pyridyl)pyridine 2-Amino-4-bromo-3-(4-pyridyl)pyridine 1381934-60-6 C10H8BrN3
2-Amino-4-chloro-3-(3-tolyl)pyridine 2-Amino-4-chloro-3-(3-tolyl)pyridine 1381933-65-8 C12H11ClN2
2-Amino-4-chloro-6-(2-pyridyl)pyrimidine 2-Amino-4-chloro-6-(2-pyridyl)pyrimidine 569657-98-3 C9H7ClN4
2-Amino-4-chloro-6-(2-trifluoromethylphenyl)pyrimidine 2-Amino-4-chloro-6-(2-trifluoromethylphenyl)pyrimidine 774608-21-8 C11H7ClF3N3
5-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)thiazole 5-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)thiazole 2223051-41-8 C14H17BN2O2S
5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(p-tolyl)thiazole 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(p-tolyl)thiazole 1402173-90-3 C16H20BNO2S
5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiazole 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiazole 2223036-56-2 C12H15BN2O2S2
5-(4-Chlorophenyl)pyridine-2-boronic acid pinacol ester 5-(4-Chlorophenyl)pyridine-2-boronic acid pinacol ester 2223035-47-8 C17H19BClNO2
5-(4-Cyanophenyl)pyridine-2-boronic acid pinacol ester 5-(4-Cyanophenyl)pyridine-2-boronic acid pinacol ester 1402174-53-1 C18H19BN2O2
5-(4-Trifluoromethylphenyl)pyridine-3-boronic acid pinacol ester 5-(4-Trifluoromethylphenyl)pyridine-3-boronic acid pinacol ester 1402233-68-4 C18H19BF3NO2
5-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)thiazole 5-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)thiazole 2223035-95-6 C13H16BN3O2S
5-(Cyclobutyl)pyridine-3-boronic acid pinacol ester 5-(Cyclobutyl)pyridine-3-boronic acid pinacol ester 2223053-98-1 C15H22BNO2
2-(piperazin-1-yl-2,2,3,3,5,5,6,6-d8)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-4,6-d2 2-(piperazin-1-yl-2,2,3,3,5,5,6,6-d8)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-4,6-d2 2241866-04-4 C14H23BN4O2
2-(SEC-BUTYL)PYRIDIN-3-AMINE 2-(SEC-BUTYL)PYRIDIN-3-AMINE 1496883-98-7 C9H14N2
2-(tert-butoxy)-6-cyclobutyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(tert-butoxy)-6-cyclobutyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2256755-10-7 C19H30BNO3
4-chloro-2-(iso-propyl)-6-(1H-imidazol-1-yl)pyrimidine 4-chloro-2-(iso-propyl)-6-(1H-imidazol-1-yl)pyrimidine 1412954-08-5 C10H11ClN4
4-chloro-2-(iso-propyl)-6-(2-methylpiperidin-1-yl)-pyrimidine 4-chloro-2-(iso-propyl)-6-(2-methylpiperidin-1-yl)-pyrimidine 1412960-53-2 C13H20ClN3
4-chloro-6-(3-chlorophenyl)-2-methylpyrimidine 4-chloro-6-(3-chlorophenyl)-2-methylpyrimidine 1412961-80-8 C11H8Cl2N2
4-chloro-6-cyclohexyl-2-(propan-2-yl)pyrimidine 4-chloro-6-cyclohexyl-2-(propan-2-yl)pyrimidine 1412957-79-9 C13H19ClN2
4-Fluoro-2-(2-tolyl)pyridine 4-Fluoro-2-(2-tolyl)pyridine 1563530-71-1 C12H10FN
4-Fluoro-2-(4-fluorophenyl)pyridine 4-Fluoro-2-(4-fluorophenyl)pyridine 871245-92-0 C11H7F2N
4-Amino-2-chloro-3-bromo-5-(2-fluorophenyl)pyridine 4-Amino-2-chloro-3-bromo-5-(2-fluorophenyl)pyridine 1563528-64-2 C11H7BrClFN2
4-Amino-2-chloro-3-bromo-5-(2-trifluoromethylphenyl)pyridine 4-Amino-2-chloro-3-bromo-5-(2-trifluoromethylphenyl)pyridine 1563534-73-5 C12H7BrClF3N2
4-Amino-2-chloro-3-bromo-5-(4-methoxyphenyl)pyridine 4-Amino-2-chloro-3-bromo-5-(4-methoxyphenyl)pyridine 1563528-68-6 C12H10BrClN2O
4-Amino-2-chloro-3-bromo-5-(cyclopropyl)pyridine 4-Amino-2-chloro-3-bromo-5-(cyclopropyl)pyridine 1563533-20-9 C8H8BrClN2
4-Amino-2-methyl-6-(2-methyl-5-thiazolyl)pyrimidine 4-Amino-2-methyl-6-(2-methyl-5-thiazolyl)pyrimidine 1159819-18-7 C9H10N4S
4-Amino-2-methyl-6-(4-pyridyl)pyrimidine 4-Amino-2-methyl-6-(4-pyridyl)pyrimidine 1159818-03-7 C10H10N4
4-AMINO-3-(2-FURYL)PYRIDINE 4-AMINO-3-(2-FURYL)PYRIDINE 1339414-96-8 C9H8N2O
5-Bromo-4-(3-(trifluoromethyl)phenyl)thiazol-2-amine 5-Bromo-4-(3-(trifluoromethyl)phenyl)thiazol-2-amine 186982-44-5 C10H6BrF3N2S
1-(2-Chloro-4-pyrimidyl)-4-bromoimidazole 1-(2-Chloro-4-pyrimidyl)-4-bromoimidazole 908141-93-5 C7H4BrClN4
1-(2-methoxyphenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-1,2,3-triazole 1-(2-methoxyphenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-1,2,3-triazole 2256756-32-6 C15H20BN3O3
1-(3-AMINOPYRIDIN-5-YL)PIPERIDIN-2-OL 1-(3-AMINOPYRIDIN-5-YL)PIPERIDIN-2-OL 1563529-44-1 C10H15N3O
1-(3-BROMOPYRIDIN-2-YL)PIPERIDIN-3-OL 1-(3-BROMOPYRIDIN-2-YL)PIPERIDIN-3-OL 1249087-88-4 C10H13BrN2O
2-Amino-4-chloro-6-(3-trifluoromethylphenyl)pyrimidine 2-Amino-4-chloro-6-(3-trifluoromethylphenyl)pyrimidine 1353854-42-8 C11H7ClF3N3
2-Amino-5-(piperidin-3-yl)pyrimidine 2-Amino-5-(piperidin-3-yl)pyrimidine 1368377-33-6 C9H14N4
2-AMINO-6-(2-FURYL)PYRIDINE 2-AMINO-6-(2-FURYL)PYRIDINE 167023-55-4 C9H8N2O
2-Amino-6-(2-methylthiazol-4-yl)pyridine 2-Amino-6-(2-methylthiazol-4-yl)pyridine 1159820-30-0 C9H9N3S
2-Amino-6-(N-Boc-Piperidin-3-yl)pyridine 2-Amino-6-(N-Boc-Piperidin-3-yl)pyridine 1563529-70-3 C15H23N3O2
4H-1,2,4-Triazole, 3-bromo-4-[4-(trifluoromethyl)phenyl]- 4H-1,2,4-Triazole, 3-bromo-4-[4-(trifluoromethyl)phenyl]- 2460493-58-5 C9H5BrF3N3
tert-butyl 4-(5-bromopyridin-2-yl)piperidine-1-carboxylate-2,2,3,3,4,5,5,6,6-d9 tert-butyl 4-(5-bromopyridin-2-yl)piperidine-1-carboxylate-2,2,3,3,4,5,5,6,6-d9 2697163-09-8 C15H12BrD9N2O2
2-Bromo-5-(tert-butyl-d9)-pyridine 2-Bromo-5-(tert-butyl-d9)-pyridine 1643562-90-6 C9H3BrD9N
2-Bromo-5-chloropyridine-d3 2-Bromo-5-chloropyridine-d3 1643576-61-7 C5H3BrClN
2-Bromo-5-trifluoromethylpyridine-d3 2-Bromo-5-trifluoromethylpyridine-d3 1643543-32-1 C6H3BrF3N
2-Bromo-6-(piperidin-4-yl)pyridine-d8 2-Bromo-6-(piperidin-4-yl)pyridine-d8 1622842-84-5 C10H13BrN2
5,5'-Di(tert-Butyl)-2,2'-bipyrimidine 5,5'-Di(tert-Butyl)-2,2'-bipyrimidine 156777-94-5 C16H22N4
5-Amino-2-(2-trifluoromethylphenyl)pyrimidine 5-Amino-2-(2-trifluoromethylphenyl)pyrimidine 1152520-10-9 C11H8F3N3
5-Amino-2-(iso-propoxy)thiazole 5-Amino-2-(iso-propoxy)thiazole 1314354-23-8 C6H10N2OS
5-Amino-4-(n-butyl)thiazole 5-Amino-4-(n-butyl)thiazole 1248010-23-2 C7H12N2S
4-(4-bromo-1H-1,2,3-triazol-1-yl-5-d)pyridine-2,3,5,6-d4 4-(4-bromo-1H-1,2,3-triazol-1-yl-5-d)pyridine-2,3,5,6-d4 2256709-88-1 C7H5BrN4
4-(4-bromo-1H-pyrazol-1-yl-3,5-d2)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,5,6-d3 4-(4-bromo-1H-pyrazol-1-yl-3,5-d2)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3,5,6-d3 2256706-71-3 C14H17BBrN3O2
2-bromo-5-(4-(trifluoromethyl)phenyl)thiazole 2-bromo-5-(4-(trifluoromethyl)phenyl)thiazole 1215073-90-7 C10H5BrF3NS
4-(4-Bromopyridin-3-yl)morpholine 4-(4-Bromopyridin-3-yl)morpholine 1563533-04-9 C9H11BrN2O
2,4-Dibromo-3-(trifluoromethyl)pyridine 2,4-Dibromo-3-(trifluoromethyl)pyridine 1227582-03-7 C6H2Br2F3N
4-Bromo-2-(2-fluorophenyl)pyridine 4-Bromo-2-(2-fluorophenyl)pyridine 1142194-21-5 C11H7BrFN
2-(tert-butoxy)-6-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-(tert-butoxy)-6-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2256755-36-7 C15H23BFNO3
2,3-Dibromo-4-(4-methylpiperidin-1-yl)pyridine 2,3-Dibromo-4-(4-methylpiperidin-1-yl)pyridine 1381942-84-2 C11H14Br2N2
2,3-Dibromo-4-(5-pyrimidyl)pyridine 2,3-Dibromo-4-(5-pyrimidyl)pyridine 1381942-91-1 C9H5Br2N3
2,3-Dibromo-5-(2-fluorophenyl)pyridine 2,3-Dibromo-5-(2-fluorophenyl)pyridine 1399481-43-6 C11H6Br2FN
2,3-Dibromo-5-(n-propyl)pyridine 2,3-Dibromo-5-(n-propyl)pyridine 1399481-79-8 C8H9Br2N
2,4-Dibromo-3-(3-methoxyphenyl)pyridine 2,4-Dibromo-3-(3-methoxyphenyl)pyridine 1381941-06-5 C12H9Br2NO
2,4-Dibromo-3-(4-fluorophenyl)pyridine 2,4-Dibromo-3-(4-fluorophenyl)pyridine 1381941-14-5 C11H6Br2FN
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