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CAS号 名称 英文名称 分子式 详情
42495-50-1 (2-甲氧基苯基)(4-硝基苯基)甲酮 2-METHOXY-4'-NITROBENZOPHENONE C14H11NO4 查看详情
42495-51-2 1-NAPHTHYL-4-NITROPHENYL KETONE 1-NAPHTHYL-4-NITROPHENYL KETONE C17H11NO3 查看详情
42495-68-1 4H-1-Benzopyran-4-one,8-(a-Dglucopyranosyloxy)- 5,7-dihydroxy-2-(4- hydroxyphenyl)-3-methoxy- 4H-1-Benzopyran-4-one,8-(a-Dglucopyranosyloxy)- 5,7-dihydroxy-2-(4- hydroxyphenyl)-3-methoxy- 查看详情
42497-46-1 2,3,4,9-四氢-1H-咔唑-1-羧酸 2,3,4,9-TETRAHYDRO-1H-CARBAZOLE-1-CARBOXYLIC ACID C13H13NO2 查看详情
42497-69-8 Fluoro-methanesulfonyl chloride Fluoro-methanesulfonyl chloride CH2ClFO2S 查看详情
42497-80-3 4-(苯乙炔基)苯甲酸甲酯 RARECHEM AL BF 0963 查看详情
42497-99-4 4-苯基甲磺酰苯胺 4-Phenylmethanesulfonylaniline 查看详情
42498-30-6 N-叔丁基-4-硝基苯甲酰胺 N-(tert-butyl)-4-nitrobenzamide C11H14N2O3 查看详情
42498-32-8 N-叔丁基-4-甲基苯甲酰胺 N-(tert-butyl)-4-methylbenzamide C12H17NO 查看详情
42498-33-9 N-叔丁基-3-甲基苯甲酰胺 N-(1,1-Dimethylethyl)-3-methylbenzamide C12H17NO 查看详情
42498-38-4 N-叔丁基-4-溴苯甲酰胺 4-BROMO-N-(1,1-DIMETHYLETHYL)BENZAMIDE C11H14BrNO 查看详情
42498-39-5 N-叔丁基-3-溴苯甲酰胺 3-Bromo-N-(tert-butyl)benzamide C11H14BrNO 查看详情
42498-40-8 N-叔丁基-4-氯苯甲酰胺 N-tert-Butyl-4-chlorobenzamide C11H14ClNO 查看详情
42498-44-2 联苯-3-甲酰氯 BIPHENYL-3-CARBONYL CHLORIDE C13H9ClO 查看详情
42498-58-8 3a-甲基-3a,4,7,7a-四氢异苯并呋喃-1,3-二酮 2,3,5,6-tetrahydro-2-methylphthalic anhydride C9H10O3 查看详情
42499-41-2 NSC 243817 NSC 243817 C4H9N3O2 查看详情
42499-42-3 Piperazine, 1-methyl-4-nitro Piperazine, 1-methyl-4-nitro C5H11N3O2 查看详情
425-08-1 Butanoic acid, 4-amino-2,2,3,3-tetrafluoro-4-oxo Butanoic acid, 4-amino-2,2,3,3-tetrafluoro-4-oxo C4H3F4NO3 查看详情
425-09-2 Ethane, 1,1-dichloro-2,2-difluoro-1,2-dinitro Ethane, 1,1-dichloro-2,2-difluoro-1,2-dinitro C2Cl2F2N2O4 查看详情
425-21-8 4-Heptanol, 1,1,1,2,2,3,3-heptafluoro 4-Heptanol, 1,1,1,2,2,3,3-heptafluoro C7H9F7O 查看详情
425-22-9 4-Heptanone,1,1,1,2,2,3,3-heptafluoro 4-Heptanone,1,1,1,2,2,3,3-heptafluoro C7H7F7O 查看详情
425-26-3 Butanoic acid, 2,2,3,3,4,4,4-heptafluoro-, pentyl ester Butanoic acid, 2,2,3,3,4,4,4-heptafluoro-, pentyl ester C9H11F7O2 查看详情
425-32-1 1,2-双(苯基)-1,1,2,2-四氟乙烷 1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE C14H10F4 查看详情
425-36-5 2,5-Pyrrolidinedione, 1-bromo-3,3,4,4-tetrafluoro 2,5-Pyrrolidinedione, 1-bromo-3,3,4,4-tetrafluoro C4BrF4NO2 查看详情
425-37-6 Nitrous acid, 1,1,2,2-tetrafluoro-2-nitroethyl ester Nitrous acid, 1,1,2,2-tetrafluoro-2-nitroethyl ester C2F4N2O4 查看详情
425-38-7 PERFLUOROMETHOXYPROPIONOYL FLUORIDE 98 PERFLUOROMETHOXYPROPIONOYL FLUORIDE 98 C4F8O2 查看详情
425-51-4 6,7-Dehydro-17α-acetoxy Progesterone 6,7-Dehydro-17α-acetoxy Progesterone C23H30O4 查看详情
425-61-6 四氟丁二醇 1,4-Butanediol,2,2,3,3-tetrafluoro- C4H6F4O2 查看详情
425-68-3 1-Pentanol, 3,3,4,4,5,5,5-heptafluoro-, 1-acetate 1-Pentanol, 3,3,4,4,5,5,5-heptafluoro-, 1-acetate C7H7F7O2 查看详情
425-75-2 三氟甲烷磺酸乙酯 Ethyl trifluoromethanesulfonate C3H5F3O3S 查看详情
425-77-4 Disulfide, bis(2-chloro-1,1,2,2-tetrafluoroethyl) (6CI,8CI,9CI) Disulfide, bis(2-chloro-1,1,2,2-tetrafluoroethyl) (6CI,8CI,9CI) C4Cl2F8S2 查看详情
425-82-1 Oxetane, hexafluoro Oxetane, hexafluoro C3F6O 查看详情
425-83-2 Propanoic acid, 2,3-dibromo-2-fluoro Propanoic acid, 2,3-dibromo-2-fluoro C3H3Br2FO2 查看详情
425-87-6 2-氯-1,1,2-三氟乙基甲醚 2-CHLORO-1,1,2-TRIFLUOROETHYL METHYL ETHER C3H4ClF3O 查看详情
425-88-7 1,1,2,2-四氟乙基甲醚 1,1,2,2-Tetrafluoroethyl methyl ether C3H4F4O 查看详情
425-96-7 Propanamide, 3-chloro-2,2,3-trifluoro Propanamide, 3-chloro-2,2,3-trifluoro C3H3ClF3NO 查看详情
425-99-0 2,2-二氟丙二酰胺 2,2-DIFLUOROMALONAMIDE C3H4F2N2O2 查看详情
4250-02-6 2-Propanone, 1-diazo-3-phenyl 2-Propanone, 1-diazo-3-phenyl C9H8N2O 查看详情
4250-08-2 Phosphine oxide, dioxybis[diphenyl- (9CI) Phosphine oxide, dioxybis[diphenyl- (9CI) C24H20O4P2 查看详情
4250-38-8 二十九烷酸 NONACOSANOIC ACID C29H58O2 查看详情
4250-49-1 Borane,(4-bromophenyl)dichloro- Borane,(4-bromophenyl)dichloro- 查看详情
4250-76-4 4H-1-Benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-2,3-dihydro-5,7-dihydroxy- 4H-1-Benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-2,3-dihydro-5,7-dihydroxy- 查看详情
4250-77-5 6-羟基黄烷酮 6-HYDROXYFLAVANONE C15H12O3 查看详情
4250-81-1 1-苯基-1-戊炔 1-Pentyn-1-ylbenzene C11H12 查看详情
4250-82-2 (3,3-二甲基-1-丁炔)-苯 (3,3,3-TRIFLUOROPROPYL)METHYLDIMETHOXYSILANE 查看详情
42501-29-1 2-(3-氯金刚烷-1-基)乙酸 (3-CHLORO-ADAMANTAN-1-YL)-ACETIC ACID C12H17ClO2 查看详情
42501-53-1 3-氨基-1-金刚烷醇氢溴酸盐 3-AMINOADAMANTAN-1-OL HYDROBROMIDE 查看详情
42504-43-8 2-pyridin-2-ylindene-1,3-dione 2-pyridin-2-ylindene-1,3-dione C14H9NO2 查看详情
42504-87-0 (2-甲基丙基)肼 2-methylpropylhydrazine,hydrate 查看详情
42505-69-1 5,10-dihydrobenzo-thieno<2,3-b>thiepin-10-one 5,10-dihydrobenzo-thieno<2,3-b>thiepin-10-one 查看详情