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CAS编号中文名英文名分子式分子量熔点沸点
21988-59-0phosphorothioic acid, o,o-dipropyl s-(o',o'-diphenylphosphoramido)ethyl ester
21988-60-3phosphorothioic acid, o-methyl o-propyl s-(o',o'-diethylphosphoramido)ethyl est
21988-62-5phosphorodithioic acid, o,o-dimethyl ester, s-ester with dipropyl(2-mercaptoeth
21988-63-6phosphorodithioic acid, o,o-dimethyl s-(o',o'-diisopropylphosphoramido)ethyl es
21988-64-7phosphorothioic acid, o,o-dimethyl s-(o',o'-diethylphosphoramido)ethyl ester
21988-66-9phosphorothioic acid, o,o-dimethyl s-(o',o'-diisopropyl-n-ethylphosphoramido) e
21988-67-0phosphorothioic acid, o-methyl o-propyl s-(o',o'-diisopropyl-n-ethylphosphorami
21988-87-4三溴甲基三甲基苯1,3,5-Tris(bromomethyl)-2,4,6-trimethylbenzeneC12H15Br3398.96187-189℃
2198942-37-7tert-butyl N-[(7R)-2-azaspiro[3.3]heptan-7-yl]carbamate;hydrochlorideC11H20N2O2.HCl248.7488
219897-32-21-(α-aminobenzyl)-2-naphthol hydrochloride1-[amino(phenyl)methyl]-2-naphthalenol hydrochlorideC17H16ClNO285.7680  
219897-35-5(R)-(-)-1-(alpha-aminobenzyl)-2-naphthol
219897-36-6(R)-(-)-1-(alpha-aminobenzyl)-2-naphthol tartarate
219897-38-8(S)-(+)-1-(alpha-aminobenzyl)-2-naphthol
219897-70-8(S)-(+)-1-(alpha-aminobenzyl)-2-naphthol tartarate
2199-06-6trichothecoloneC15H20O4264.32
2199-32-84-三甲基硅基苯甲醛4-(trimethylsilyl)benzaldehydeC10H14OSi178.3109-110 ℃119 ℃ at 760 mmHg
2199-43-1吡咯-2-羧酸乙酯Pyrrole-2-carboxylic acid,ethyl esterC7H9NO2139.1537-39 °C244.6 °C at 760 mmHg
2199-44-2ethyl 3,5-dimethyl-1h-pyrrole-2-carboxylateC9H13NO2167.20122-126℃135-136℃
2199-45-34,5-二甲基-1h-吡咯-2-甲酸乙酯ethyl 4,5-dimethyl-1h-pyrrole-2-carboxylateC9H13NO2167.2050  
2199-46-4Ethyl 3,4,5-trimethylpyrrole-2-carboxylateC10H15NO2181.24
2199-47-5ethyl 4-ethyl-3,5-dimethyl-1H-pyrrole-2-carboxylateC11H17NO2195.621
2199-49-74-甲基吡咯-3-甲酸乙酯ethyl 4-methylpyrrole-3-carboxylateC8H11NO2153.18289.7°C at 760 mmHg
2199-50-05-甲基-1h-吡咯-3-羧酸乙酯ethyl 5-methyl-1h-pyrrole-3-carboxylateC8H11NO2153.1784  
2199-51-12,4-二甲基吡咯-3-甲酸乙酯ethyl 2,4-dimethylpyrrole-3-carboxylateC9H13NO2167.21122-123°C
2199-52-22,5-dimethyl-1h-pyrrole-3-carboxylic aci ethyl esterC9H13NO2167.20
2199-55-52,4-dimethyl-3,5-diethoxycarbonyl-1h-pyrrole
2199-58-83,5-二甲基-1-吡咯2-甲醛3,5-Dimethylpyrrole-2-carboxaldehydeC7H9NO123.16
2199-59-95-甲酰基-2,4-二甲基-3-吡咯甲酸乙酯ethyl 5-formyl-2,4-dimethyl-3-pyrrolecarboxylateC10H13NO3195.22
2199-63-52,5-dimethyl-1h-pyrrole-3-carbaldehydeC7H9NO123.16
2199-64-64-formyl-3,5-dimethyl-1h-pyrrole-2-carboxylic acid ethyl esterC10H13NO3195.22
2199-69-11,2-二氯苯-d41,2-Dichlorobenzene-d4Solution[2H]4C6Cl2151.02-17°C181°C
2199-70-41,3-二氯苯-d41,3-dichlorobenzene-d4
2199-72-61,2,4-trichlorobenzene-d3214℃
2199-73-7Benzene-1,2-d2,3,4,5,6-tetrachloro-C6Cl4D2217.90
2199-83-96-bromo-3-butyryl-2H-chromen-2-oneC13H11BrO3
2199-86-26,8-二氯-2-氧代-2H-色烯-3-羧酸6,8-Dichloro-2-oxo-2H-chromene-3-carboxylic acidC10H4Cl2O4259.04
2199-87-36-溴香豆素-3-甲酸6-bromocoumarin-3-carboxylic acidC10H5BrO4269.05195-198℃
2199-89-5ethyl 6,8-dibromo-2-oxo-2H-chromene-3-carboxylateC12H8Br2O4
2199-90-86-溴香豆素-3-甲酸乙酯ethyl 6-bromocoumarin-3-carboxylateC12H9BrO4297.10164°C
2199-91-93-acetyl-6,8-dichlorocoumarin
2199-93-13-乙酰基-6-溴香豆素3-Acetyl-6-bromocoumarinC11H7BrO3267.08
2199-94-26-bromo-2-oxo-2h-chromene-3-carbonyl chloride
21990-97-62-(4,6-bis-methoxycarbonyl-biphenyl-2-yl)-1-methyl-2h-pyrazol-1-ium, iodide
219905-82-52-keto-l-gulonic acid hydrate159-162℃
219909-83-8厄他培南侧链iiC12H15ClN2O3S302.78
21991-00-4biphenyl-3,5-dicarboxylic acid dimethyl ester
21991-01-5(1,1',2',1'')terphenyl-3',5'-dicarboxylic acid dimethyl ester
21991-02-6(1,1',2',1'')terphenyl-3',5'-dicarboxylic acid
21991-14-0mesityl o-tolyl sulfone
21991-39-93-methyl-1h-imidazo[4,5-b]pyridin-2(3h)-oneC7H7N3O149.15
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