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中文名称 英文名称 CAS号 化学式
4-噁唑,2-(氯乙酰胺基)-5-苯基-3 2-(Chloroacetamido)-5-phenyl-1,3,4-oxadiazole 7659-20-3 C10H8ClN3O2
4-嘧啶羧酸,5-氯-2-(甲硫基)-,乙基酯 —— 74957-03-2 C16H37Cl2O4PSn2
4-嘧啶甲脒 Pyrimidine-4-carboximidamide 738575-71-8 C5H6N4
4-嘧啶并唑,2-苯基-(9CI) Vinthionine 70858-14-9 C6H11NO2S
4-嘧啶-2-苯甲腈 4-(pyrimidin-2-yl)benzonitrile 78322-96-0 C11H7N3
4-哒嗪甲亚胺酸,3-氨基-,酰肼 3-Aethyl-5-(1-chloraethyl)-1,2-oxazol 71495-00-6 C7H10ClNO
4-哌嗪基甲基苯酚 4-OH-BZP 75341-33-2 C11H16N2O
4-哌嗪-1-基丁烷-2-醇 1-<3-Hydroxy-butyl>-piperazin 71322-79-7 C8H18N2O
4-哌啶甲酸甲酯盐酸盐 methyl piperidine-4-carboxylate hydrochloride 7462-86-4 C7H13NO2*ClH
4-哌啶甲酰胺,N-丁基- Hydrogenobyrinic acid-ac-diamide 73367-51-8 C45H62N6O12
4-哌啶乙醇,1-(1-甲基乙基)- 4-(2-cyanoethyl)-N-phenylbenzamide 737766-78-8 C16H14N2O
4-哌啶-1-丁基-1-胺 4-piperidin-1-yl-butylamine 74247-30-6 C9H20N2
4-咪唑烷酮,2,2-二甲基-3-[(1-甲基亚乙基)氨基]- 10-Methoxy-2-(2-(1-piperidinyl)ethyl)-7H-pyrido(4,3-c)carbazolium 72256-36-1 C52H62N6O6
4-咪唑-1-基丁酸 4-(imidazol-1-yl)butyric acid 72338-58-0 C7H10N2O2
4-吡啶醛 N-氧化物 isonicotinaldehyde 1-oxide 7216-42-4 C6H5NO2
4-吡啶羧酸2,2-二[[2-硫代苯并噻唑-3(2H)-基]甲基]酰肼 4-Pyridinecarboxylic acid, 2,2-bis((2-thioxo-3(2H)-benzothiazolyl)methyl)hydrazide 71085-96-6 C22H17N5OS4
4-吡啶磺酰胺1-氧化物 pyridine-4-sulfonamide N-oxide 75903-65-0 C5H6N2O3S
4-吡啶基苯酚 4-(pyridin-4-yl)phenol 77409-99-5 C11H9NO
4-吡啶基硫代乙S-酸 4-pyridinylthioacetic acid 765844-51-7 C7H7NOS
4-吡啶乙酸甲酯盐酸盐 methyl 4-pyridylacetate hydrochloride 70199-68-7 C8H9NO2*ClH
4-吡啶丙酸,a-[[(9H-芴-9-基甲氧基)羰基]氨基]-(9CI) 3-[(5-ethyl-1H-pyrrol-2-yl)-carbonyl]-benzonitrile 728010-37-5 C14H12N2O
4-吡啶丁酸盐酸盐 4-(4-pyridyl)butanoic acid hydrochloride 71879-56-6 C9H11NO2*ClH
4-吡啶-4-基丁酰胺 4-(4-pyridyl)butanamide 71879-58-8 C9H12N2O
4-吡啶-3-基苯胺 4'-(trifluoromethoxy)-1,1'-biphenyl-4-amine 728919-14-0 C13H10F3NO
4-吡啶-2-氧基苯胺 4-(pyridin-2-yloxy)aniline 76471-08-4 C11H10N2O
4-吡唑硼酸 1H-pyrazole-4-boronic acid 763120-58-7 C3H5BN2O2
4-吡咯烷-1-甲基-哌啶双盐酸盐 4-(Pyrrolidin-1-ylmethyl)piperidine dihydrochloride 780756-54-9 C10H22Cl2N2
4-吗啉基苯甲酸 4-morpholin-4-yl-benzoic acid 7470-38-4 C11H13NO3
4-吗啉基-alpha-(三氟甲基)苄醇 p-Morpholino-alpha-(trifluoromethyl)benzyl alcohol 70783-45-8 C12H14F3NO2
4-吗啉喹唑啉 4-(quinazolin-4-yl)morpholine 7471-81-0 C12H13N3O
4-吗啉乙酸,(对苯基苯甲酰甲基亚基)酰肼 Glyoxal, biphenyl-, (4-morpholinylacetyl)hydrazone 7037-21-0 C20H21N3O3
4-叠氮苯异硫氰酸酯 1-azide-4-isothiocyanatebenzene 74261-65-7 C7H4N4S
4-叠氮基-N-[(2S)-1-[[(2S,3S,4R,5R)-5-(6-二甲基氨基嘌呤-9-基)-4-羟基-2-(羟基甲基)四氢呋喃-3-基]氨基]-3-(4-甲氧基苯基)-1-氧代丙烷-2-基]-2-硝基苯甲酰胺 N-(2-Nitro-4-azidobenzoyl)puromycin 73579-23-4 C29H31N11O8
4-叠氮基-N-(4-叠氮基苯基)苯胺 Benzenamine, 4-azido-N-(4-azidophenyl)- 7300-26-7 C12H9N7
4-叠氮基-N-(2-乙氧基-2-亚氨基乙基)苯甲酰胺 Ethyl 4-azidobenzoylaminoacetimidate 77044-74-7 C11H13N5O2
4-叠氮基-7-(三氟甲基)喹啉 4-azido-7-(trifluoromethyl)quinoline 74227-77-3 C10H5F3N4
4-叠氮基-2-甲基喹啉1-氧化物 4-azido-2-methylquinoline 1-oxide 74227-72-8 C10H8N4O
4-叠氮基-2-氰基喹啉 4-azido-2-cyanoquinoline 76132-72-4 C10H5N5
4-叠氮喹啉-2-甲酰胺 4-azido-2-carbamoylquinoline 74227-73-9 C10H7N5O
4-叠氮唑嗪 4-Azidophlorizin 79541-46-1 C21H23N3O9
4-叠氮-N-[2-(二乙胺基)乙基]苯酰胺盐酸 Beryllium nitrate trihydrate 7787-55-5 BeH6N2O9
4-叠氮-6-甲氧基-N,N-二甲基-1,3,5-三嗪-2-胺 4-azido-2-dimethylamino-6-methoxy-1,3,5-triazine 70893-09-3 C6H9N7O
4-叠氮-2,3,5,6-四氟苯甲酸 3-Acetamido-2-hydroxytetrahydrothiophene 72826-34-7 C6H11NO2S
4-叔丁氧羰氨基-1-甲基-1H-吡咯-2-苯并噻唑羧酸甲酯 4-tert-butoxycarbonylamino-1-methyl-1H-pyrrole-2-carboxylic acid benzotriazol-1yl ester 77716-16-6 C17H19N5O4
4-叔丁氧羰基氨基哌啶 tert-butyl piperidin-4-ylcarbamate 73874-95-0 C10H20N2O2
4-叔丁氧羰基氨基-L-苯丙氨酸 (S)-2-amino-3-[4-(tert-butoxycarbonylamino)phenyl]propionic acid 74578-48-6 C14H20N2O4
4-叔丁氧羰基-6-氧代-1,4-氧氮杂庚环 tert-butyl 6-oxo-1,4-oxazepane-4-carboxylate 748805-97-2 C10H17NO4
4-叔丁基邻二甲苯 4-t-butyl-o-xylene 7397-06-0 C12H18
4-叔丁基苯胺 4-tert-Butylaniline 769-92-6 C10H15N
4-叔丁基苯甲酰异氰化物 4-tert-butylbenzyl isocyanide 728919-99-1 C12H15N