| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 555-29-3 | | 4-dihydroxyphenyl)-2-methyl- 3-( dl-alanin | C10H13NO4 | 211.21 | | |
| 555-30-6 | 左旋甲基多巴 | alphamethyldopa | C10H13NO4 | 211.21 | 300℃ | 441.6ºC |
| 555-31-7 | 三异丙醇铝 | aluminum tris-(isopropoxide) | C9H21AlO3 | 204.24 | 128-133 °C(lit.) | 125-130 °C/51 hPa |
| 555-32-8 | 苯甲酸铝盐 | Benzoic acid, aluminum salt | C7H5O2·1/3Al | | | |
| 555-34-0 | 三草酸铁三钠 | Ethanedioic acid, iron(3+) sodium salt (3:1:3) | C2O4·1/3Fe·Na | | | |
| 555-35-1 | | aluminum palmitate | C16H32O2 | 256.42 | | |
| 555-36-2 | 硬脂酸铁(Ⅲ) | octadecanoic acid, iron(3++) salt | C54H105FeO6 | | | |
| 555-37-3 | 草不隆 | Neburon(BSI,ISO,ANSI,WSSA) | C12H16Cl2N2O | 275.17 | | |
| 555-43-1 | 甘油三硬脂酸酯 | hydrogenated oil | C57H110O6 | 891.48 | 71-73℃ | 260 °C |
| 555-44-2 | 三棕榈精 | Hexadecanoic acid, 1,2,3-propanetriyl ester | C51H98O6 | 807.32 | 65-68℃ | |
| 555-45-3 | | 1,2,3-propanetriyl tri(tetradedcanoate) | C45H86O6 | 723.16 | 54-58℃ | |
| 555-48-6 | | 2-aminoacetanilide | C8H10N2O | 150.18 | | |
| 555-54-4 | | magnesium diphenyl | | | | |
| 555-55-5 | | hispidin | C13H10O5 | 246.22 | 255°C(分解) | |
| 555-57-7 | 优降宁 | n-methyl-n-2-propynyl-benzylamin | C11H13N | 159.22 | | 86-88℃(4 |
| 555-59-9 | n-苯基马来酸 | n-phenylmaleamic acid | C10H9NO3 | 191.18 | | |
| 555-60-2 | | carbonyl cyanide, 3-chlorophenylhydrazone | C9H5ClN4 | 204.61 | 173-176℃ | |
| 555-62-4 | | nsd 1034 | | | | |
| 555-64-6 | | alpha-methyldopamine | | | | |
| 555-65-7 | | alpha-(aminooxy)-6-bromo-m-creso | | | | |
| 555-66-8 | 10-姜酚 | 1-(4-hydroxy-3-methoxyphenyl)-4-decen-3-on | C17H24O3 | 276.37 | | |
| 555-68-0 | 3-(3-硝基苯基)丙烯酸 | 2-Propenoic acid,3-(3-nitrophenyl)- | C9H7NO4 | 193.16 | 203-206℃ | 372.1 °C at 760 mmHg |
| 555-72-6 | | 1,2,3-propanetrione, 1,2,3-trioxime | C3H5N3O3 | 131.09 | | |
| 555-75-9 | 三乙醇铝 | aluminum triethoxyde | C6H15AlO3 | 162.16 | 154-159℃ | 320℃ |
| 555-76-0 | | iron triformate | | | | |
| 555-77-1 | | tris(2-chloroethyl)-amine | C6H12Cl3N | 204.52 | | |
| 555-84-0 | | 1-((5-nitrofurfurylidene)amino)-2-imidazolidinon | C8H8N4O4 | 224.17 | | |
| 555-89-5 | | bis(p-chlorophenoxy)-methan | C13H10Cl2O2 | 269.12 | | |
| 555-90-8 | | nicotinaldehyde thiosemicarbazone | | | | |
| 555-91-9 | | zinc diphenoxide | | | | |
| 555-92-0 | | coniine, hydrochloride | C8H17N | 127.22 | | 166.2°C at 760 mmHg |
| 555-96-4 | | benzyl-hydrazin | C7H10N2 | 122.17 | 112 °C(lit.) | |
| 5550-08-3 | 9,9-二苯基-9h-9-硅杂芴 | 9,9-diphenyl-9h-9-silafluorene | C24H18Si | 334.49 | | |
| 5550-12-9 | 鸟苷-5'-磷酸二钠盐 | Guanosine 5'-(disodium phosphate) | C10H14N5O8P·2Na | 407.18(anhy) | 300℃ | |
| 55500-12-4 | | 1-methyl-4-(3,4-methylenedioxybenzyl)-piperazin | | | | |
| 55500-17-9 | | ,e)- | | | | |
| 55500-19-1 | | 1h-1,4-benzodiazepine, 1-(1,3-benzodioxol-5-ylmethyl)hexahydro-4-(3,7,11-trimet | | | | |
| 55500-57-7 | | benzoic acid, 4-amino-3-bromo-5-((diethylamino)methyl)-, ethyl ester, hydrochlo | | | | |
| 55501-45-6 | | 2-chloro-4'-nitrobenzanilide | | | | |
| 55502-51-7 | | (2,5-dichlorophenoxy)acetyl chloride | | | | |
| 55502-53-9 | | pentafluorophenoxyacetyl chloride | C8H2ClF5O2 | 260.54 | | 117℃(20 |
| 55502-58-4 | 2-氰基-3-(2,3-二甲氧基苯基)丙酸 | 2-cyano-3-(2,3-dimethoxyphenyl)propionic acid | | | | |
| 55502-59-5 | 2-氰基-3-(4-氯苯基)丙酸 | 3-(4-chlorophenyl)-2-cyanopropionic acid | | | | |
| 55502-61-9 | 2-氰基-3-(3,4-二甲氧基苯基)丙酸 | 2-cyano-3-(3,4-dimethoxyphenyl)propionic acid | | | | |
| 55502-62-0 | 2-(羟甲基)-2-(甲氧基甲基)-1,3-丙二醇 | 1,3-Propanediol, 2-(hydroxymethyl)-2-(methoxymethyl)- | C6H14O4 | 150.173 | 60-67 °C | 170-180 °C at 5 mmHg |
| 55502-89-1 | | 5-methylthiophen-2-amine | | | | |
| 55502-96-0 | 4,5-二甲基-2-氨基噻吩-3-甲酸 | 2-amino-4,5-dimethylthiophene-3-carboxylic acid | C7H9NO2S | 171.22 | | 337.9°C |
| 55503-06-5 | 2-氨基-5-氯噻吩-3-甲酸甲酯 | methyl 2-amino-5-chlorothiophene-3-carboxylate | C6H6ClNO2S | 191.64 | | 298.3±35.0°C at 760 mmHg |
| 55504-13-7 | | 6-tert-butyl-3,3-dimethyl-cyclohexene | C12H22 | 166.30 | | |
| 55505-23-2 | | 2,2,3-Trimethyl-1-butanol | C7H16O | 116.20 | | |
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