| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 66543-77-9 | | tl 99 | | | | |
| 66546-28-9 | | 4-methyl-2-quinolyl disulfide | | | | |
| 66546-90-5 | | 2-cyano-2-propyl-pentanoic acid ethyl ester | | | | |
| 66546-92-7 | 2-氰基-2-丙基戊酸甲酯 | Methyl-2-cyano-2-propylpentanoate | C10H17NO2 | 183.25 | | |
| 66547-09-9 | | 3-de(2-(acetylmethylamino)propionyloxy)-3-hydroxy-maytansin butyrate (ester | C32H43ClN2O9 | 635.15 | | |
| 66547-10-2 | | 3-de(2-(acetylmethylamino)propionyloxy)-3-hydroxy-maytansin isovalerate (es | | | | |
| 66548-21-8 | 叔丁基二甲基甲氧基硅烷 | t-butyl dimethyl methoxysilane | | | | |
| 66548-22-9 | 1,2-双(叔丁基二甲基硅氧基)乙烷 | bis(t-butyldimethylsiloxy)ethane | | | | |
| 66548-50-3 | | 3-(4-bromophenyl)-6-chloropyridazine | | | | |
| 66548-52-5 | | 3-chloro-6-(4-fluorophenyl)pyridazine | | | | |
| 66548-69-4 | | cl 218872 | C13H9F3N4 | 278.23 | | |
| 66549-14-2 | 6-(2-氯苯基)哒嗪-3(2h)-酮 | 6-(2-chlorophenyl)pyridazin-3(2h)-one | | | | |
| 66549-15-3 | | 3-chloro-6-(2-chlorophenyl)pyridazine | | | | |
| 66549-17-5 | 2-甲基-4-氧-4-[3-(三氟甲基)苯基]丁酸 | 2-methyl-4-oxo-4-[3-(trifluoromethyl)phenyl]butyric acid | | | | |
| 6655-25-0 | | n-phenyl-1-propanesulfonamid | | | | |
| 6655-27-2 | n'-异丙亚基-2-硝基苯磺酰肼 | n'-isopropylidene-2-nitrobenzenesulfonohydrazide | | | | |
| 6655-72-7 | | 2,4,5-trichloro-benzenesulfonic aci hydrazide | C6H5Cl3N2O2S | 275.53 | 133℃ | |
| 6655-74-9 | | 3,4-dichlorobenzenesulfonohydrazide | C6H6Cl2N2O2S | | | |
| 6655-77-2 | 2-硝基苯磺酰肼 | 3-nitrobenzenesulfonohydrazide | | | | |
| 6655-80-7 | | 4-chloro-3-nitrobenzenesulfonohydrazide | | | | |
| 6655-84-1 | 3-羟基-4-[(2-甲基-5-硝基苯基)偶氮]-N-(2-甲基苯基)-2-萘甲酰胺 | 3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]-N-(2-methylphenyl)-2-Naphthalenecarboxamide | C25H20N4O4 | | | |
| 6655-94-3 | | c.i. direct red 59 | | | | |
| 6655-95-4 | 2,2'-[[4,4'-二[[1-羟基-6-[(4-甲氧基苯基)氨基]-3-磺基-2-萘基]偶氮](1,1'-二苯基)-3,3'-二基]二氧]二乙酸四钠盐 | Acetic acid, 2,2'-[[4,4'-bis[[1-hydroxy-6-[(4-methoxyphenyl)amino]-3-sulfo-2-naphthalenyl]azo](1,1'-biphenyl)-3,3'-diyl]bis(oxy)]bis-, tetrasodiumsalt | C50H40N6O16S2·4Na | | | |
| 66550-08-1 | | 6,8b-ethano-8bh-cyclopenta(de)-2-benzopyran-1,4-dione, octahydro-10,10-dimethyl | | | | |
| 66550-09-2 | | muzigadial | | | | |
| 66552-77-0 | | 2,3,9,10-tetramethyl-anthracen | | | | |
| 66553-02-4 | 4,4'-乙二酰基二苯甲酸甲酯 | dimethyl 4,4'-oxalyldibenzoate | | | | |
| 66553-06-8 | | cis-2-butyl-2,3-dihydro-1-pentyl-1H-indene | C18H28 | 244.42 | | |
| 66553-07-9 | | cis-2,3-dihydro-1-ethyl-2-heptyl-2,3-dihydro-1H-indene | C18H28 | 244.42 | | |
| 66553-10-4 | | 2-octyl-1,2,3,4-tetrahydronaphthalene | C18H28 | 244.42 | | |
| 66553-12-6 | | 6-octyl-1,2,3,4-tetrahydronaphthalene | C18H28 | 244.42 | | |
| 66553-14-8 | | dl-2,3-Dimethyl-1,4-butanediol | C6H14O2 | 118.17 | | |
| 66553-17-1 | | 2-ethyl-3-butanediol | C6H14O2 | 118.17 | | |
| 66553-21-7 | | triphenylene,1,2,3,4,4a,4b,5,6,7,8,8a,12b-dodecahydro- | C18H24 | 240.38 | | |
| 66553-30-8 | 2,4-二甲基苯甲酸酐 | 2,4-dimethylbenzoic anhydride | | | | |
| 66553-38-6 | | 2-Methyl-3-nitropentane | C6H13NO2 | 131.17 | | |
| 66553-51-3 | | (1-methylpentyl)cyclohexane | C12H24 | 168.32 | | |
| 66553-63-7 | | cyclopentene,3-heptyl- | C12H22 | 166.30 | | |
| 66555-02-0 | | dtb 2 | | | | |
| 66555-03-1 | | mks 10p | | | | |
| 66555-11-1 | 硬脂酸与2,2'-[氧双(亚甲基)]双[2-(羟甲基)-1,3-丙二醇的酯 | Octadecanoic acid, ester with 2,2'-[oxybis(methylene)]bis[2-(hydroxymethyl)-1,3-propanediol] | | | | |
| 66555-33-7 | | cutrine-plus | | | | |
| 66556-10-3 | | 5-hydroxy-6-(((2-hydroxyethyl)amino)methyl)-4-oxo-4h-pyran-2-carboxylic aci | | | | |
| 66556-11-4 | | 6-((benzylamino)methyl)-5-hydroxy-4-oxo-4h-pyran-2-carboxylic aci hydrate | | | | |
| 66556-16-9 | | 5-hydroxy-6-((4-methyl-1-piperazinyl)methyl)-4-oxo-4h-pyran-2-carboxylic aci | | | | |
| 66556-17-0 | | 6-((diethylamino)methyl)-5-hydroxy-4-oxo-4h-pyran-2-carboxylic aci ethyl es | | | | |
| 66556-20-5 | | 5-hydroxy-4-oxo-4h-pyran-2-carboxylic aci 4-aminobutyrate | | | | |
| 66556-73-8 | | n-t-boc-phe-d-leu-phe-d-leu-phe | C44H59N5O8 | 785.98 | | |
| 66556-74-9 | | nabitan | | | | |
| 66557-45-7 | N-[2-[(2-氯-4,6-二硝基苯基)偶氮]-5-(二乙基氨基)苯基]乙酰胺 | N-2-[(2-chloro-4,6-dinitrophenyl)azo]-5-(diethylamino)phenyl]-Acetamide | | | | |
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