| CASµÇ¼ºÅ | ÖÐÎÄÃû | Ó¢ÎÄÃû | ·Ö×ӽṹʽ | ·Ö×Óʽ | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-28-2 | ´Æ¶þ´¼ | Estradiol; 1,3,5-Estratriene-3,17beta-diol; 17beta-Estradiol; 3,17beta-Dihydroxy-1,3,5(10)-estratriene; Dihydrofolliculin | ![]() | C18H24O2 | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-33-9 | ±£Ì©ËÉ; ±½»ù¶¡µªÍª; 4-¶¡»ù-1,2-¶þ±½»ù-3,5-ßÁßòÍé¶þͪ | Phenylbutazone; 4-Butyl-1,2-diphenyl-3,5-pyrazolidinedione; 1,2-Diphenyl-3,5-dioxo-4-n-butylpyrazoline | ![]() | C19H20N2O2 | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-44-2 | 6-ÛÏ»ùàÑßÊ | 6-Mercaptopurine; 1,7-Dihydro-6H-purine-6-thione; 3H-Purine-6-thiol; 6-Thioxopurine; 7-Mercapto-1,3,4,6-tetrazaindene | ![]() | C5H4N4S | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-48-6 | °¢Ã×ÌæÁÖ; 3-(10,11-¶þÇâ-5H-¶þ±½²¢[a,d]»·¸ýÏ©-5-ÑÇ»ù)-N,N-¶þ¼×»ù-1-±û°· | Amitriptyline; 3-(10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-N,N-dimethyl-1-propanamine | ![]() | C20H23N | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-50-0 | ±½¼×Ëá´Æ¶þ´¼; 3-ôÇ»ù´ÆçÞ-1,3,5(10)-ÈýÏ©-17b-´¼-3-±½¼×Ëáõ¥ | Estradiol benzoate; 17beta-Estradiol benzoate; 1,3,5(10)-Estratriene-3,17b-diol 3-benzoate; 3,17b-Dihydroxy-1,3,5(10)-estratriene 3-benzoate | ![]() | C25H28O3 | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-53-3 | Âȱûàº; 3-(2-ÂÈ-10H-·Ôàçàº-10-»ù)-N,N-¶þ¼×»ù±û-1-°· | Chlorpromazine; 3-(2-Chloro-10H-phenothiazin-10-yl)-N,N-dimethylpropan-1-amine | ![]() | C17H19ClN2S | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-60-2 | ·ÓÍ×ÀÃ÷; 3-[[(4,5-¶þÇâ-1H-ßäßò-2-»ù)¼×»ù](4-¼×±½»ù)°±»ù]±½·Ó | Phentolamine; 3-[(4,5-Dihydro-1H-imidazol-2-yl)methyl-(4-methylphenyl)-amino]phenol | ![]() | C17H19N3O | ÏêÇé | ¹©Ó¦ÉÌ |
| 50-86-2 | 4-ÒÒõ£°±»ùË®ÑîËá; 4-ÒÒõ£°±»ù-2-ôÇ»ù±½¼×Ëá | 4-Acetamidosalicylic acid; 4-Acetamido-2-hydroxybenzoic acid | ![]() | C9H9NO4 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-30-9 | ÑÎËáÒì±ûÉöÉÏÏÙËØ; 4-[(2-Òì±û°±»ù-1-ôÇ»ù)ÒÒ»ù]-1,2-±½¶þ·ÓÑÎËáÑÎ | Isoprenaline hydrochloride; 3,4-Dihydroxy-alpha-((isopropylamino)methyl)-benzyl alcohol hydrochloride; 4-(1-Hydroxy-2-((methylethyl)amino)ethyl)-1,2-benzenediol hydrochloride; Aludrine hydrochloride | ![]() | C11H18ClNO3 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-35-4 | L-ôÇ»ù¸¬°±Ëá; L-ôǸ¬°±Ëá; ·´Ê½-4-ôÇ»ù-L-¸¬°±Ëá | L-Hydroxyproline; trans-4-Hydroxy-L-proline; (2S,4R)-(-)-4-Hydroxy-2-pyrrolinecarboxylic acid | ![]() | C5H9NO3 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-41-2 | È¥¼×ÉöÉÏÏÙËØ; (R)-4-(2-°±»ù-1-ôÇ»ùÒÒ»ù)-1,2-±½¶þ·Ó | Norepinephrine; (R)-4-(2-Amino-1-hydroxyethyl)-1,2-benzenediol; L-Arterenol; Levarterenol | ![]() | C8H11NO3 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-42-3 | ¾ÆÊ¯ËáÉöÉÏÏÙËØ; L-3,4-¶þôÇ»ù-alpha-((¼×°±»ù)¼×»ù)Üд¼D-¾ÆÊ¯ËáÇâÑÎ | Epinephrine bitartrate; (R)-4-[1-Hydroxy-2-(methylamino)ethyl]-1,2-Benzenediol [R-(R*,R*)]-2,3-dihydroxybutanedioate salt; L-3,4-Dihydroxy-alpha-(methylaminomethyl)benzyl alcohol D-hydrogen bitartrate salt | ![]() | C13H19NO9 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-43-4 | ÉöÉÏÏÙËØ; L-3,4-¶þôÇ»ù-alpha-((¼×°±»ù)¼×»ù)Üд¼ | L(-)-Epinephrine; L-Adrenaline; L-3,4-Dihydroxy-alpha-(methylaminomethyl)benzyl alcohol | ![]() | C9H13NO3 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-61-6 | ¶à°Í°·; 2-(3,4-¶þôÇ»ù±½»ù)ÒÒ°· | Dopamine; 2-(3,4-Dihydroxyphenyl)ethylamine; 3,4-Dihydroxyphenethylamine; 3-Hydroxytyramine | ![]() | C8H11NO2 | ÏêÇé | ¹©Ó¦ÉÌ |
| 51-98-9 | Ȳŵͪ´×Ëáõ¥; ´×ËáȲŵͪ | 19-Norethindrone acetate; 17a-Ethynyl-19-nortestosterone 17b-acetate; 17-Hydroxy-19-nor-17a-4-pregnen-20-yn-3-one acetate | ![]() | C22H28O3 | ÏêÇé | ¹©Ó¦ÉÌ |
| 52-52-8 | »·ÁÁ°±Ëá; 1-°±»ù-1-»·ÎìÍéôÈËá | Cycloleucine; 1-Amino-1-cyclopentanecarboxylic acid | ![]() | C6H11NO2 | ÏêÇé | ¹©Ó¦ÉÌ |
| 52-67-5 | Çàù°·; D-Çàù°·; 3,3-¶þ¼×»ù-D(-)-°ëë×°·Ëá | D-(-)-Penicillamine; 3,3-Dimethyl-D(-)-cysteine | ![]() | C5H11NO2S | ÏêÇé | ¹©Ó¦ÉÌ |
| 52-68-6 | µÐ°Ù³æ; O,O-¶þ¼×»ù-(2,2,2-ÈýÂÈ-1-ôÇ»ùÒÒ»ù)Á×Ëáõ¥ | Trichlorfon; Dipterex; Chlorophos; DEP; Metriphonate; O,O-Dimethyl-2,2,2-trichloro-1-hydroxy-ethyl-phosphonate ester | ![]() | C4H8Cl3O4P | ÏêÇé | ¹©Ó¦ÉÌ |
| 52-76-6 | ÀûÄÎÔд¼; ÀûÄÎÔÐͪ | Lynestrenol; 19-Nor-17-alpha-pregn-4-en-20-yn-17-l | ![]() | C20H28O | ÏêÇé | ¹©Ó¦ÉÌ |
| 52-78-8 | ÒÒŵͪ | Norethandrolone; 17alpha-Ethyl-17beta-hydroxyestr-4-en-3-one; 17a-Ethyl-17-hydroxy-19-norandrost-4-en-3-one; 17a-Ethyl-17-hydroxy-4-norandrosten-3-one; 17a-Ethyl-19-nortestosterone | ![]() | C20H30O2 | ÏêÇé | ¹©Ó¦ÉÌ |