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本页关键词: && CAS && CAS: && CAS: &&231-096-4&&6-EAPB&&6-EAPB CAS&&6-Sulfatoxymelatonin cas&&&&&&-&&
CAS NO&& cas&&sitagliptin phosphate
C16H18F6N5O5P
3,3-difluorocyclobutanamine
235.279007
C30H29ClN6O3
2-amino-3-bromo-5-iodopyridine
3aH-Indazol-3-amine, 4-fluoro-
Benzenemethanamine,2,4-difluoro-N-methyl-
157.1605664
(3R)-3-(methoxymethyl)morpholine
Benzenamine, 4-[(4-methyl-1-piperazinyl)methyl]-3-(trifluoromethyl)-
C13H18F3N3
Piperazine, 1-methyl-4-[[4-nitro-2-(trifluoromethyl)phenyl]methyl]-
C13H16F3N3O2
(3-bromophenyl)-cyclopropyl-methanone
2-(Tetrahydropyran-4-yl)hydrazinecarboxylic acid tert-butyl ester
C10H20N2O3
3-Chloro-5-(trifluoromethyl)benzonitrile
(Z)-(2,4-Difluorophenyl)-4-piperidinylmethanone oxime
C12H14F2N2O
(2-(piperidin-1-yl)pyridin-3-yl)methanol
4-(chloromethyl)-2-(3-chlorophenyl)thiazole hydrochloride
C10H8Cl3NS
tert-butyl4-(2-aminophenoxy)piperidine-1-carboxylate
C16H24N2O3
tert-butyl 4-(2-nitrophenoxy)piperidine-1-carboxylate
C16H22N2O5
7-iodo-[1,2,4]Triazolo[1,5-a]pyridine
Azetidine, 3-fluoro-
2-(Methoxymethyl)piperidine hydrochloride
129.200104
Piperidine, 3-(methoxymethyl)-, hydrochloride
C7H15NO?ClH
3-Methoxypiperidine hydrochloride
2-amino-5-methylthiazole-4-carboxylic acid
4-azetidin-1-ylpiperidine
Ethyl 4,6-Dichloro-2-methylnicotinate
C9H9Cl2NO2
(3S)-3-Methoxypyrrolidine hydrochloride (1:1)
4-Isoquinolineboronic acid pinacol ester
C15H18BNO2
6-bromo-2-chloro-1H-benzimidazole
C7H4BrClN2
tert-butyl (2R)-2-(aminomethyl)piperidine-1-carboxylate
C11H22N2O2
3-Amino-3-(3-fluorophenyl)propan-1-ol
2-Chloro-5-(trifluoromethyl)cinnamic acid
C10H6ClF3O2
3-Morpholinecarboxylic acid, 2-methyl-5-oxo-4-(phenylmethyl)-, ethylester, (2R,3S)-
2,6-Bis(trifluoromethyl)benzeneboronic acid
1-(1-(4-chlorobenzyl)piperidin-4-yl)piperazine
C16H24ClN3
6-amino-2-chloro-3-fluorobenzoic acid
C7H5ClFNO2
britannilactone,1-0-acetyl
5-propyl-1H-pyrazole-4-carbaldehyde
(1R,2S)-1-Amino-2-ethenylcyclopropanecarboxylic acid methyl ester
4-Pyridinecarboxamide, N-[2-(4-pyridinyl)ethyl]-
Azetidine, 3,3-difluoro-
1-(3-hydroxyphenyl)-2-(methylamino)ethanone sulfate (1:1)
2-Fluoropyridine-5-carboxaldehyde
Isoquinoline-4-boronic acid hydrochloride
C9H9BClNO2
(2Z)-11-Methyl-2-dodecenoic acid
1H-Indazole-4-carboxylic acid
1,3-benzothiazole-7-carboxylic acid
1H-Indazole-7-carboxylicacid
1,4,7,10-Tetra(tert-butyl)perylene
5-bromothiophene-2-boronic acid pinacol ester
C10H14BBrO2S
N-methyl-1-(1H-pyrazol-5-yl)methanamine
Methyl 2-(3-(pyridin-2-yl)-1H-pyrazol-1-yl)acetate
C11H11N3O2
1-Amino-2-iodonaphthalene
6-(trifluoromethoxy) quinolin-2(1H)-one
C10H6F3NO2
229.158349
Methyl 4-(butyrylamino)-5-methyl-3-aminobenzoate
C13H18N2O3
2-Pyrrolidinecarbonitrile,hydrochloride (1:1), (2R)-
C5H8N2?ClH
4-[[(4S,5R)-4,5-bis(4-chlorophenyl)-4,5-dihydro-2-[4-methoxy-2-(1-methylethoxy)phenyl]-1H-imidazol-1-yl]carbonyl]-2-Piperazinone
C30H30Cl2N4O4
Piperazinone, 4-[[(4R,5S)-4,5-bis(4-chlorophenyl)-4,5-dihydro-2-[4-methoxy-2-(1-meth ylethoxy)phenyl]-1H-imidazol-1-yl]carbonyl]-
C30H30Cl2N4O4
[4-(3-Methyoxypropoxy)-3-methyl-2-pyridinyl]methanol hydrochloride
C11H17NO3?HCl
3-(3-morpholinylpropoxy)-4-methoxybenzonitrile
2-Amino-4-methoxy-5-(3-morpholinopropoxy)benzonitrile
C15H21N3O3
(1S,4S)-4-(3,4-dichlorophenyl)tetralin-1-amine hydrochloride
C16H16Cl3N
4,4-Difluorocyclohexylamine hydrochloride
C6H12ClF2N
4-aminocyclohexanone hydrochloride
1H-Isoindol-1-one, 2,3-dihydro-6-iodo-
6-bromoisoindolin-1-one
tert-butyl 4,7-diazaspiro[2.5]octane-4-carboxylate
C11H20N2O2
1-Boc-2,2-dimethylpiperazine
C11H22N2O2
(S)-1-Boc-2-isopropylpiperazine
C12H25ClN2O2
Oxazole-2-carboxylic acid
2-(di-tert-butylphosphanyl)-1-phenyl-1H-pyrrole
2-(Dicyclohexylphosphino)-1-phenyl-1H-pyrrole
1-[3-(4-Methylpiperazin-1-yl)phenyl]methanamine
(1R,2S,5S)-methyl 6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxylate
methyl 4-(1-methylethyl)-2-oxo-1,2-dihydroquinoline-3-carboxylate
methyl 6-hydroxy-1,2,3,4-tetrahydroisoquinoline-1-carboxylate hydrochloride
C11H14ClNO3
9H-fluoren-9-ylmethyl (piperidin-2-ylmethyl)carbamate
C21H24N2O2
9H-fluoren-9-ylmethyl piperidin-3-ylcarbamate hydrochloride
C20H23ClN2O2
(9H-fluoren-9-yl)methyl3-oxopiperidine-1-carboxylate
9H-fluoren-9-ylmethyl 2-cyanopiperidine-1-carboxylate
C21H20N2O2
methyl 7-bromo-2,3,4,5-tetrahydro-1H-1,4-benzodiazepine-2-carboxylate
C11H13BrN2O2
N-cyclopropyl-N-ethylamine hydrochloride
C5H11N.HCl
4,6-Dibromodibenzothiophene
4-[1-(tert-butoxycarbonyl)-1H-pyrrol-2-yl]benzoic acid
N-Boc-2-piperidinepropionic acid
[(tert-butoxycarbonyl)amino](3-chlorophenyl)acetic acid
C13H16ClNO4
2-[(tert-butoxycarbonyl)amino]-3-methylbenzoic acid
2-tert-Butoxycarbonylamino-3,5-dichlorobenzoicacid
C12H13Cl2NO4
9H-fluoren-9-ylmethyl 3-(aminomethyl)piperidine-1-carboxylate hydrochloride
C21H25ClN2O2
9H-fluoren-9-ylmethyl 2-(aminomethyl)piperidine-1-carboxylate hydrochloride
C21H25ClN2O2
1H-Indazole-4-carbaldehyde
1H-indazole-6-carbaldehyde
1-Methylcyclopropane-1-sulfonamide
N-tert-Butyl-1-methylcyclopropane-1-sulfonamide
Carbamic acid, [(3R)-1-[7-(2-butynyl)-2,3,6,7-tetrahydro-3-methyl-1-[(4-methyl-2-quinaz olinyl)methyl]-2,6-dioxo-1H-purin-8-yl]-3-piperidinyl]-, 1,1-dimethylethyl ester
C30H36N8O4
Linagliptin
C25H28N8O2
methyl 2-(bromomethyl)-5-chloro-benzoate
C9H8BrClO2
9-(2-Naphthalenyl)-10-[4-(1-naphthalenyl)phenyl]-anthracene
4-(4-chlorophenyl)-5-methyl-1H-pyrazole
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客户服务1部：2 客户服务2部：8丙二酸二已酯属于危险品么?丙二酸二乙酯属于危险品么,如果属于,那属于几类几项,它的特性是什么?对人体有什么危害._百度作业帮
丙二酸二已酯属于危险品么?丙二酸二乙酯属于危险品么,如果属于,那属于几类几项,它的特性是什么?对人体有什么危害.
丙二酸二已酯属于危险品么?丙二酸二乙酯属于危险品么,如果属于,那属于几类几项,它的特性是什么?对人体有什么危害.
丙二酸二乙酯diethyl malonate丙二酸的两个羧基中的羟基全被乙氧基取代而生成的化合物.分子式CH2(COOC2H5)2.无色芳香液体.熔点－48.9℃,沸点7199.3℃,相对密度 1.℃）.易溶于乙醇、乙醚和其他有机溶剂.丙二酸二乙酯的亚甲基受两个羰基的影响,活性较高.它与乙醇钠作用生成钠盐,继而与卤代烃反应,生成一元或二元烃基取代的丙二酸二乙酯.丙二酸二乙酯可进行硝化反应,进一步还原则生成氨基丙二酸二乙酯,它是合成氨基酸的重要中间体.丙二酸二乙酯与羰基化合物起缩合反应,生成不饱和化合物RCH=C(COOC2H5)2.烃基取代的丙二酸二乙酯与脲缩合,生成常用的安眠药巴比妥.丙二酸二乙酯易被卤素取代,生成卤代丙二酸二乙酯；也可被三氧化二氮氧化成氧代丙二酸二乙酯.丙二酸二乙酯可以氯乙酸钠为原料,先与氰化钠作用生成氰乙酸钠,再用乙醇酯化制得.丙二 酸二 乙酯是重要的化工原料和有机合成试剂,广泛用于药物和染料的合成.中文名称：丙二酸二乙酯 英文名称：diethyl malonate 中文名称2：胡萝卜酸乙酯 英文名称2：malonic ester CAS No.：105-53-3 分子式：C7H12O4 分子量：160.17 理化特性主要成分：含量:≥98％；酸度（以丙二酸计）≤0.5％.外观与性状：无色透明液体,微具芳香气味.熔点(℃)：-49.8 沸点(℃)：198.9 相对密度(水=1)：1.06 相对蒸气密度(空气=1)：4.58 饱和蒸气压(kPa)：1.33(81℃) 闪点(℃)：93.3 溶解性：不溶于水,溶于乙醇、乙醚、三氯丙烷、苯.主要用途：用于有机合成,也是染料、香料的中间体,并作为医药的原料.健康危害：本品对眼睛、皮肤、粘膜有刺激作用.目前,未见对人损害的报道.燃爆危险：本品可燃,具刺激性.危险特性：遇明火、高热可燃.}