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複素環(huán)式化合物

複素環(huán)式化合物は分子中で環(huán)狀構(gòu)造を有する有機(jī)化合物の一種であり,環(huán)を構(gòu)成する炭素原子に加えて,一つ又は複數(shù)の窒素原子、硫黃原子、酸素原子等の他の原子を含有する。一つの環(huán)のみを含有すれば,単環(huán)式化合物と呼ばされ,例えばフラン、チアゾール、ピリジン;二つ又は二つ以上の環(huán)を含有すれば,多環(huán)式化合物と呼ばされ,例えばキノリン、プリン等。その中で性質(zhì)が最も穏やかでかつ最も一般的なのは5員又は6員複素環(huán)である。簡(jiǎn)単な複素環(huán)はベンゼン又は他の複素環(huán)と結(jié)合して二環(huán)、三環(huán)又はより複雑な環(huán)系を形成することができる。ある複素環(huán)は芳香族化合物の特性を有し,例えば置換反応を起こしやすく,付加反応を起こしにくく,酸化剤と合わせて使用する時(shí)にその化學(xué)的性質(zhì)が穏やかである。複素環(huán)式化合物は自然界に広く存在し,例えば核酸、ほとんどのビタミン、クロロフィル、ヘモグロビン、ほとんどのアルカロイド、色素等。一部の複素環(huán)式化合物は芳香族性を有し,例えば植物中のクマロン、シスジャスモン,動(dòng)物中のシベトン等。化學(xué)合成農(nóng)薬中でこの種類の化合物は多く,例えば除草剤のアトラジン、アミトロール、イソメチオジン,殺蟲剤のプロパルギット、キナルホス,殺菌剤のトリクロロイソシアヌル酸、チオキノックス等。簡(jiǎn)単な複素環(huán)式化合物は有機(jī)化學(xué)工業(yè)の重要な原料である。 環(huán)系を構(gòu)成する炭素原子に加えてO,S,N等のヘテロ原子を含有する環(huán)狀化合物は複素環(huán)式化合物と総稱される。この定義に従って,厳密には環(huán)形無(wú)水コハク酸、環(huán)形イミド、ラクトン、ラクチド、環(huán)形無(wú)水物、ラクタム、環(huán)狀エーテル等も複素環(huán)式化合物に屬し,しかしこれらの化合物は性質(zhì)が脂肪族と類似し,かつ鎖式化合物を縮合して取得しやすいとともに,開環(huán)から鎖狀化合物に変換しやすいため,一般的に脂肪族とともに検討する。そのため複素環(huán)式化合物は特に環(huán)系が穏やかでかつ異なる芳香族性を有する複素環(huán)式化合物を指し,即ち芳香族複素環(huán)化合物である。 有機(jī)複素環(huán)式化合物は開鎖、炭素環(huán)、複素環(huán)という三種類の有機(jī)化合物の一種であり,その種類が膨大で,その數(shù)量が多く,すべての既知の有機(jī)化合物の約1/3を占め,かつ生物界に広く存在し,生物の成長(zhǎng)、発育、生殖、及び遺伝、変異等と密接な関係がある。通常の複素環(huán)式化合物はフラン、チオフェン、ピロール、キノリン、カルバゾール等を含む。これらの複素環(huán)式化合物は有機(jī)合成又は醫(yī)薬、農(nóng)薬、溶剤等に広く用いられる。無(wú)色でかつ特別な臭いを有する液體又は結(jié)晶であり,その比重が水より小さく又はそれに近く,毒性があり,いくつかの有機(jī)溶剤に溶解でき,水にわずかに溶解する。火種、高熱、酸化剤及び強(qiáng)酸と接觸すると燃焼又は爆発を引き起こすことができ,それに毒性のある硫黃酸化物や窒素酸化物のガス?fàn)钗镔|(zhì)を析出する。フランは空気で過酸化物を形成し,蒸留すると爆発を引き起こすことができる。危険物の管理過程において,火災(zāi)、爆発、毒性の危険性の大きさによって,それぞれ可燃性液體、可燃性固體、有機(jī)有毒物質(zhì)に分類される;貯蔵と使用時(shí)に,その前の二種はA火災(zāi)、B火災(zāi)を引き起こす危険物として,後者はC火災(zāi)を引き起こす危険物として火災(zāi)管理を行う。発火時(shí)に,泡消火剤、粉末消火剤、水ミスト、1211、炭酸ガス消火剤等の消火剤を利用して消火を行うことができる。
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Structure Chemical Name CAS MF
5-AMINOPYRIDINE-2-BORONIC ACID PINACOL ESTER 5-AMINOPYRIDINE-2-BORONIC ACID PINACOL ESTER 1176723-60-6 C11H17BN2O2
2(3H)-Benzothiazolone, 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- 2(3H)-Benzothiazolone, 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- 1613639-44-3 C13H16BNO3S
5-(Acetoxy)pyridine-2-boronic acid pinacol ester 5-(Acetoxy)pyridine-2-boronic acid pinacol ester 2223013-11-2 C13H18BNO4
Imidazo[1,2-a]pyrazine-6-boronic acid pinacol ester Imidazo[1,2-a]pyrazine-6-boronic acid pinacol ester 1445860-58-1 C12H16BN3O2
6-(4-(trifluoromethyl)phenyl)pyridin-3-amine 6-(4-(trifluoromethyl)phenyl)pyridin-3-amine 600133-35-5 C12H9F3N2
4-amino-6-(3-chlorophenyl)-2-methylpyrimidine 4-amino-6-(3-chlorophenyl)-2-methylpyrimidine 1250795-52-8 C11H10ClN3
4-Amino-2-cyclopropyl-6-(3-chlorophenyl)pyrimidine 4-Amino-2-cyclopropyl-6-(3-chlorophenyl)pyrimidine 1306319-89-0 C13H12ClN3
3-AMINO-6-(3-METHOXYPHENYL)PYRIDINE 3-AMINO-6-(3-METHOXYPHENYL)PYRIDINE 1225523-00-1 C12H12N2O
2-Hydroxy-6-(3-methoxyphenyl)pyridine 2-Hydroxy-6-(3-methoxyphenyl)pyridine 1111110-35-0 C12H11NO2
2-AMINO-6-(3-METHYL-1H-PYRAZOL-1-YL)PYRIDINE 2-AMINO-6-(3-METHYL-1H-PYRAZOL-1-YL)PYRIDINE 1314355-36-6 C9H10N4
6-(3-Fluorophenyl)pyridin-3-aMine 6-(3-Fluorophenyl)pyridin-3-aMine 1214327-17-9 C11H9FN2
6-(3-CHLOROPHENYL)PYRIDIN-3-AMINE 6-(3-CHLOROPHENYL)PYRIDIN-3-AMINE 1226220-94-5 C11H9ClN2
6-(3-AMINOPHENYL)PYRIDIN-2-AMINE 6-(3-AMINOPHENYL)PYRIDIN-2-AMINE 1368221-06-0 C11H11N3
6-(3,5-Difluorophenyl)pyridin-3-aMine 6-(3,5-Difluorophenyl)pyridin-3-aMine 438585-63-8 C11H8F2N2
2-Hydroxy-6-(3,5-difluorophenyl)pyridine 2-Hydroxy-6-(3,5-difluorophenyl)pyridine 1111110-90-7 C11H7F2NO
2-AMINO-6-(3,5-DIFLUOROPHENYL)PYRIDINE 2-AMINO-6-(3,5-DIFLUOROPHENYL)PYRIDINE 1159820-05-9 C11H8F2N2
6-[3-(TRIFLUOROMETHYL)PHENYL]PYRIDAZIN-3-OL 6-[3-(TRIFLUOROMETHYL)PHENYL]PYRIDAZIN-3-OL 66548-62-7 C11H7F3N2O
6-(2-CHLOROPHENYL)PYRIDIN-3-AMINE 6-(2-CHLOROPHENYL)PYRIDIN-3-AMINE 1119089-76-7 C11H9ClN2
6-(2-Fluorophenyl)pyridin-3-ol 6-(2-Fluorophenyl)pyridin-3-ol 859538-49-1 C11H8FNO
5-ethoxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 5-ethoxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2223053-22-1 C13H20BNO3
5-(iso-Propyl)-2-hydroxypyrazine 5-(iso-Propyl)-2-hydroxypyrazine 1159817-33-0 C7H10N2O
4-Amino-2-methyl-6-(2-fluorophenyl)pyrimidine 4-Amino-2-methyl-6-(2-fluorophenyl)pyrimidine 1159819-61-0 C11H10FN3
6-(2-fluorophenyl)pyridin-3-amine 6-(2-fluorophenyl)pyridin-3-amine 160664-94-8 C11H9FN2
tert-butyl 3-(6-aminopyridin-2-yl)pyrrolidine-1-carboxylate tert-butyl 3-(6-aminopyridin-2-yl)pyrrolidine-1-carboxylate 1440427-80-4 C14H21N3O2
2(1H)-Pyrimidinone, 5-ethyl- (9CI) 2(1H)-Pyrimidinone, 5-ethyl- (9CI) 64171-56-8 C6H8N2O
5-ethoxypyridin-2-amine 5-ethoxypyridin-2-amine 89943-11-3 C7H10N2O
5-Isobutyl-pyridin-3-ylamine 5-Isobutyl-pyridin-3-ylamine 1434127-16-8 C9H14N2
4-amino-6-(2-chlorophenyl)-2-methylpyrimidine 4-amino-6-(2-chlorophenyl)-2-methylpyrimidine 1249098-57-4 C11H10ClN3
6-(1H-PYRAZOL-1-YL)PYRIDIN-3-AMINE 6-(1H-PYRAZOL-1-YL)PYRIDIN-3-AMINE 154095-29-1 C8H8N4
5-ethylpyridin-3-amine 5-ethylpyridin-3-amine 1207529-93-8 C7H10N2
6-IMIDAZOL-1-YL-PYRIDIN-3-YLAMINE 6-IMIDAZOL-1-YL-PYRIDIN-3-YLAMINE 681004-51-3 C8H8N4
6-(1H-IMidazol-1-yl)pyridin-2-aMine 6-(1H-IMidazol-1-yl)pyridin-2-aMine 1314355-97-9 C8H8N4
6-(2-METHOXYPHENYL)PYRIDIN-3-AMINE 6-(2-METHOXYPHENYL)PYRIDIN-3-AMINE 1225523-05-6 C12H12N2O
5-Ethyl-2-methylpyridin-4-ol 5-Ethyl-2-methylpyridin-4-ol 1803767-32-9 C8H11NO
5-butylthiazol-2-aMine 5-butylthiazol-2-aMine 39136-62-4 C7H12N2S
5-(propan-2-yl)-1,3-thiazol-4-amin 5-(propan-2-yl)-1,3-thiazol-4-amin 1374664-66-0 C6H10N2S
3-Amino-6-(1H-imidazol-1-yl)pyridazine 3-Amino-6-(1H-imidazol-1-yl)pyridazine 1314356-16-5 C7H7N5
4-Hydroxy-2-methyl-6-(2-methoxyphenyl)pyrimidine 4-Hydroxy-2-methyl-6-(2-methoxyphenyl)pyrimidine 56045-25-1 C12H12N2O2
6-(1-METHYL-1H-PYRAZOL-4-YL)PYRIDIN-2-AMINE 6-(1-METHYL-1H-PYRAZOL-4-YL)PYRIDIN-2-AMINE 1183196-80-6 C9H10N4
6-(2-methyl-1H-imidazol-1-yl)pyridin-3-amine 6-(2-methyl-1H-imidazol-1-yl)pyridin-3-amine 430535-32-3 C9H10N4
2(3H)-Thiazolone,  5-ethyl- 2(3H)-Thiazolone, 5-ethyl- 79307-67-8 C5H7NOS
3-Amino-6-(1H-pyrrol-1-yl)pyridazine 3-Amino-6-(1H-pyrrol-1-yl)pyridazine 85645-18-7 C8H8N4
5-isopropylpyridin-3-amine 5-isopropylpyridin-3-amine 1256821-12-1 C8H12N2
6-(1H-imidazol-1-yl)pyrimidin-4-amine 6-(1H-imidazol-1-yl)pyrimidin-4-amine 1221974-50-0 C7H7N5
2-Bromo-5-ethylthiazole 2-Bromo-5-ethylthiazole 196500-19-3 C5H6BrNS
4-Amino-2-cyclopropyl-6-(2-chlorophenyl)pyrimidine 4-Amino-2-cyclopropyl-6-(2-chlorophenyl)pyrimidine 1304559-05-4 C13H12ClN3
2-AMINO-6-(2-TOLYL)PYRIDINE 2-AMINO-6-(2-TOLYL)PYRIDINE 1159816-21-3 C12H12N2
6-(1-METHYL-1H-PYRAZOL-4-YL)PYRIDIN-3-AMINE 6-(1-METHYL-1H-PYRAZOL-4-YL)PYRIDIN-3-AMINE 1190380-28-9 C9H10N4
6-(2-FLUOROPHENYL)PYRIDIN-2-AMINE 6-(2-FLUOROPHENYL)PYRIDIN-2-AMINE 882014-37-1 C11H9FN2
6-(ピペリジン-1-イル)ピリジン-3-アミン 6-(ピペリジン-1-イル)ピリジン-3-アミン 55403-29-7 C10H15N3
1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-6-[[(trifluoromethyl)sulfonyl]oxy]-, 1,1-dimethylethyl ester 1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-6-[[(trifluoromethyl)sulfonyl]oxy]-, 1,1-dimethylethyl ester 171288-01-0 C11H16F3NO5S
6-(2-pyridinyl)-2(1H)-Pyrimidinone 6-(2-pyridinyl)-2(1H)-Pyrimidinone 126126-64-5 C9H7N3O
6-(2-chlorophenyl)pyridin-2-amine 6-(2-chlorophenyl)pyridin-2-amine 882014-09-7 C11H9ClN2
2-Hydroxy-5-ethylthiophene 2-Hydroxy-5-ethylthiophene 904044-42-4 C6H8OS
Methyl 5-bromo-4-methylthiazole-2-carboxylate Methyl 5-bromo-4-methylthiazole-2-carboxylate 79247-79-3 C6H6BrNO2S
5-Bromo-2-(diethylamino)thiazole 5-Bromo-2-(diethylamino)thiazole 959240-16-5 C7H11BrN2S
5-BROMO-4-CHLORO-2-PICOLINE 5-BROMO-4-CHLORO-2-PICOLINE 1003711-85-0 C6H5BrClN
5-bromo-6-isopropylpyridin-2-amine 5-bromo-6-isopropylpyridin-2-amine 1505779-13-4 C8H11BrN2
3-BroMo-4-chloro-5-hydroxypyridine 3-BroMo-4-chloro-5-hydroxypyridine 1256813-87-2 C5H3BrClNO
3-bromo-5-methoxy-2-(trifluoromethyl)pyridine 3-bromo-5-methoxy-2-(trifluoromethyl)pyridine 1211589-18-2 C7H5BrF3NO
5-Bromo-3-hydroxypyridazine 5-Bromo-3-hydroxypyridazine 67264-08-8 C4H3BrN2O
5-BROMO-6-CYCLOPROPYLPYRIMIDIN-4-AMINE 5-BROMO-6-CYCLOPROPYLPYRIMIDIN-4-AMINE 1434127-33-9 C7H8BrN3
Methyl 5-bromo-4-cyclopropylthiazole-2-carboxylate Methyl 5-bromo-4-cyclopropylthiazole-2-carboxylate 1314354-12-5 C8H8BrNO2S
Pyridazine, 5-bromo-3-methoxy- Pyridazine, 5-bromo-3-methoxy- 1539034-34-8 C5H5BrN2O
Pyridine, 5-bromo-4-chloro-2-(difluoromethyl)- Pyridine, 5-bromo-4-chloro-2-(difluoromethyl)- 1806780-80-2 C6H3BrClF2N
5-bromo-3,4-dihydro-2H-Pyran 5-bromo-3,4-dihydro-2H-Pyran 26274-19-1 C5H7BrO
5-bromo-4-methyl-2-(pyridin-2-yl)thiazole 5-bromo-4-methyl-2-(pyridin-2-yl)thiazole 850245-47-5 C9H7BrN2S
5-BROMO-4-ISOPROPYLPYRIMIDIN-2-AMINE 5-BROMO-4-ISOPROPYLPYRIMIDIN-2-AMINE 1192813-91-4 C7H10BrN3
5-Bromo-4-cyclopropyl-6-methoxypyrimidine 5-Bromo-4-cyclopropyl-6-methoxypyrimidine 1649454-57-8 C8H9BrN2O
4-Chloro-5-bromo-2-(diethylamino)pyrimidine 4-Chloro-5-bromo-2-(diethylamino)pyrimidine 57054-89-4 C8H11BrClN3
Pyrimidine, 5-bromo-4-chloro-6-(1-methylethyl)- Pyrimidine, 5-bromo-4-chloro-6-(1-methylethyl)- 1044768-52-6 C7H8BrClN2
2-Pyrimidinamine, 5-bromo-4-cyclopropyl- 2-Pyrimidinamine, 5-bromo-4-cyclopropyl- 1239662-68-0 C7H8BrN3
Pyridine, 5-bromo-3-methoxy-2-(1-methylethyl)- Pyridine, 5-bromo-3-methoxy-2-(1-methylethyl)- 1256823-02-5 C9H12BrNO
Pyridine, 5-bromo-2-methoxy-3-(1-methylethyl)- Pyridine, 5-bromo-2-methoxy-3-(1-methylethyl)- 1256811-07-0 C9H12BrNO
5-Bromo-4-propylthiazol-2-amine 5-Bromo-4-propylthiazol-2-amine 1243839-30-6 C6H9BrN2S
5-BroMo-N-2-thiazolyl-2-pyridinaMine 5-BroMo-N-2-thiazolyl-2-pyridinaMine 350511-12-5 C8H6BrN3S
5-ethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 5-ethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2223040-30-8 C13H20BNO2
5-bromo-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)pyridine 5-bromo-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)pyridine 2064225-89-2 C12H14BBrF3NO2
4-(3-BROMOPYRIDIN-5-YL)PYRIDINE 4-(3-BROMOPYRIDIN-5-YL)PYRIDINE 106047-38-5 C10H7BrN2
5-bromo-4-chloro-2-piperidin-1-ylpyrimidine 5-bromo-4-chloro-2-piperidin-1-ylpyrimidine 62880-68-6 C9H11BrClN3
4-Chloro-5-bromo-2-(pyrrolidino)pyrimidine 4-Chloro-5-bromo-2-(pyrrolidino)pyrimidine 57054-91-8 C8H9BrClN3
4-クロロ-5-ブロモ-2,6-ジメチルピリミジン 4-クロロ-5-ブロモ-2,6-ジメチルピリミジン 69696-35-1 C6H6BrClN2
5-bromo-4-chloro-2-isopropylpyrimidine 5-bromo-4-chloro-2-isopropylpyrimidine 1044767-89-6 C7H8BrClN2
5-Bromo-4-methyl-2-(iso-propyl)thiazole 5-Bromo-4-methyl-2-(iso-propyl)thiazole 910552-70-4 C7H10BrNS
5-ブロモ-3,3′-ビピリジン 5-ブロモ-3,3′-ビピリジン 15862-22-3 C10H7BrN2
2-(Cyclopropylamino)-5-bromopyridine 2-(Cyclopropylamino)-5-bromopyridine 885266-96-6 C8H9BrN2
4-Amino-5-bromo-2-ethoxypyridine 4-Amino-5-bromo-2-ethoxypyridine 1187732-68-8 C7H9BrN2O
5-BroMo-4-phenylthiazole 5-BroMo-4-phenylthiazole 59278-68-1 C9H6BrNS
5-Bromo-4-ethylthiazol-2-amine 5-Bromo-4-ethylthiazol-2-amine 1158211-11-0 C5H7BrN2S
5-Bromo-2-isobutyl-1,3-thiazole 5-Bromo-2-isobutyl-1,3-thiazole 905300-73-4 C7H10BrNS
2-Pyrimidinamine, 5-bromo-4-ethyl- 2-Pyrimidinamine, 5-bromo-4-ethyl- 1381937-04-7 C6H8BrN3
5-bromo-N-ethyl-N-methyl-pyridin-2-
amine 5-bromo-N-ethyl-N-methyl-pyridin-2- amine 1197294-56-6 C8H11BrN2
5-BroMo-4-phenylthiazol-2-aMine 5-BroMo-4-phenylthiazol-2-aMine 61954-82-3 C9H7BrN2S
5-BroMo-4-chloro-2-ethylpyridine 5-BroMo-4-chloro-2-ethylpyridine 1353855-49-8 C7H7BrClN
5-bromo-3,4-dihydro-2H-pyrano[2,3-c]pyridine 5-bromo-3,4-dihydro-2H-pyrano[2,3-c]pyridine 1171897-93-0 C8H8BrNO
5-bromo-3H-thiazol-2-one 5-bromo-3H-thiazol-2-one 721412-04-0 C3H2BrNOS
5-Bromo-4-ethylthiazole 5-Bromo-4-ethylthiazole 1243839-01-1 C5H6BrNS
5-broMo-N,N-diethylpyridin-2-aMine 5-broMo-N,N-diethylpyridin-2-aMine 1176424-62-6 C9H13BrN2
2-Pyridinamine, 5-bromo-6-ethyl- 2-Pyridinamine, 5-bromo-6-ethyl- 848360-99-6 C7H9BrN2
5-Bromo-4-methyl-2-cyanothiazole 5-Bromo-4-methyl-2-cyanothiazole 859481-85-9 C5H3BrN2S
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