| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,5-二氢-N-1,3-苯并二氧戊环-5-基-1H-咪唑-2-胺盐酸盐 | 5-(2-imidazolin-2-ylamino)-1,3-benzodioxole hydrochloride | 103124-99-8 | C10H11N3O2*ClH |
| 4,5-二氢-8-[[2-甲氧基-5-(4-甲基-1-哌嗪)苯基]氨基]-1-甲基-1H-吡唑并[4,3-h]喹唑啉-3-羧酰胺 | 8-{[2-methoxy-5-(4-methylpiperazin-1-yl)phenyl]amino}-1-methyl-4,5-dihydro-1H-pyrazolo[4,3-h]quinazoline-3-carboxamide | 1034614-73-7 | C23H28N8O2 |
| 4,5-二氢-8,9-二甲基-3-苯基-2H-(1)苯并噁庚并(5,4-c)吡唑 | Pro-opiomelanocortin human joining peptide(77-109) | 124222-22-6 | C136H220N44O53S |
| 4,5-二氢-7-[3-(三氟甲基)苯基]吡唑[1,5-A]嘧啶-3-甲酰胺 | 4,5-Dihydro-7-(3-(trifluoromethyl)phenyl)-pyrazolo(1,5-a)pyrimidine-3-carboxamide | 115931-11-8 | C14H11F3N4O |
| 4,5-二氢-6-苯基-3(2H)-哒嗪酮 | 6-phenyl-2,3,4,5-tetrahydropyridazin-3-one | 1011-46-7 | C10H10N2O |
| 4,5-二氢-6-羟基-2H-萘并(1,8-bc)呋喃-2-酮 | Hydroxy-5 dihydro-3,4 naphthalene carbolactone-1,8 | 105290-46-8 | C11H8O3 |
| 4,5-二氢-5alpha-甲氧基D-(-)-炔诺孕酮 | levonorgestrel impurity O | 155683-60-6 | C22H32O3 |
| 4,5-二氢-5-羰基-4-[[4-[[[3-[[2-(磺酸根氧代)乙基]磺基基]苯基]氨基]羰基]苯基]偶氮]-1-(4-磺酸根苯基)-1H-吡唑-3-羧酸三钠 | Adddea | 146763-21-5 | C35H66N2O11 |
| 4,5-二氢-5-羰基-4-[[4-[[2-(磺基氧代)乙基]磺基基]苯基]偶氮]-1-(4-磺基苯基)-1H-吡唑-3-羧酸 | 4,5-Dihydro-5-oxo-4-((4-((2-(sulphooxy)ethyl)sulphonyl)phenyl)azo)-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid | 10149-98-1 | C18H16N4O12S3 |
| 4,5-二氢-5-氧代-吡唑并[1,5-a]嘧啶-3-甲腈 | 5-hydroxypyrazolo[1,5-a]pyrimidine-3-carbonitrile | 1224288-95-2 | C7H4N4O |
| 4,5-二氢-5-(2-呋喃基)-1-(3-吡啶基羰基)-1H-吡唑 | 1-(3-Pyridylcarbonyl)-5-(furan-2-yl)-2-pyrazoline | 121322-22-3 | C13H11N3O2 |
| 4,5-二氢-4-甲基-5-氧代-1-苯基-1H-1,2,4-噻唑-3-羧酸 | 4-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-1,2,4-triazole-3-carboxylic acid | 1368893-06-4 | C10H9N3O3 |
| 4,5-二氢-4-甲基-1-(4-甲基-2-硝基苯基)-5-吗啉代-1,2,3-三唑 | 4,5-Dihydro-4-methyl-1-(4-methyl-2-nitrophenyl)-5-morpholino-1,2,3-triazole | 149179-57-7 | C14H19N5O3 |
| 4,5-二氢-4,4-二甲基咪唑并[1,5-a]喹喔啉-3-羧酸叔丁酯 | tert-butyl 4,4-dimethyl-5H-imidazo[1,5-a]quinoxaline-3-carboxylate | 152273-12-6 | C17H21N3O2 |
| 4,5-二氢-3-甲基-1H-吡唑 | 3-methyl-4,5-dihydro-1H-pyrazole | 1911-30-4 | C4H8N2 |
| 4,5-二氢-3-吲哚-2-基羰基-4-甲基呋喃-2-酮 | 4,5-dihydro-3-indol-2-ylcarbonyl-4-methylfuran-2-one | 103763-38-8 | C14H13NO3 |
| 4,5-二氢-3,4-二氰基-2-甲基吡咯 | 4,5-dihydro-3,4-dicyano-2-methylpyrrole | 101402-41-9 | C7H7N3 |
| 4,5-二氢-3'H-螺[呋喃-3,2'-噻吩并[2,3-b]吡啶]-2,3'-二酮 | 4,5-dihydrospiro<furan-3(2H),2'(3'H)-thieno<2,3-b>pyridine>-2,3'-dione | 107191-21-9 | C10H7NO3S |
| 4,5-二氢-2[6-氨基-2-苯并噻唑]-4-噻唑羧酸 | 2-(6-aminobenzo[d]thiazol-2-yl)-4,5-dihydrothiazole-4-carboxylic acid | 118969-27-0 | C11H9N3O2S2 |
| 4,5-二氢-2-甲基-1-乙烯基-1H-咪唑 | 1-Vinyl-2-methyl-2-imidazolin | 1192-59-2 | C6H10N2 |
| 4,5-二氢-2-甲基-1,3-恶唑-4-羧酸甲酯 | 4,5-dihydro-2-methyloxazole-4-carboxylic acid methyl ester | 155884-28-9 | C6H9NO3 |
| 4,5-二氢-2-十七烷基-1H-咪唑 | 2-heptadecyl-2-imidazoline | 105-28-2 | C20H40N2 |
| 4,5-二氢-2-十一烷基恶唑 | 2-n-undecyl-4,5-dihydrooxazole | 10431-84-2 | C14H27NO |
| 4,5-二氢-2-十一烷基-1H-咪唑 | 2-undecyl-2-imidazoline | 10443-61-5 | C14H28N2 |
| 4,5-二氢-2-乙烯基-1H-咪唑 | 2-vinyl-4, 5-dihydro-1H-imidazole | 10577-96-5 | C5H8N2 |
| 4,5-二氢-2-[(3-甲基-2-丁烯-1-基)硫基]噻唑 | 1-(4',5'-dihydrothiazol-2'-yl)thio-3-methylbut-2-ene | 103483-02-9 | C8H13NS2 |
| 4,5-二氢-2-(苯基氨基)-3-呋喃甲腈 | 4,5-dihydro-2-(phenylamino)-3-furancarbonitrile | 1017243-99-0 | C11H10N2O |
| 4,5-二氢-2-(4-氯苯基)噻唑 | 2-(4-chlorophenyl)-4,5-dihydrothiazole | 13084-29-2 | C9H8ClNS |
| 4,5-二氢-2-(1,2,3,4-四氢-1-萘基)-1H-咪唑单硝酸盐 | Tetrahydrozoline nitrate | 118201-38-0 | C13H17N3O3 |
| 4,5-二氢-1H-苯并[e][1,4]二氮杂-2(3h)-酮 | 4,5-dihydro-1H-benzo[e][1,4]diazepin-2(3H)-one | 1824-72-2 | C9H10N2O |
| 4,5-二氢-1H-苯并[d]氮杂-2(3h)-酮 | 2-Oxo-2,3,4,5-tetrahydro-1H-3-benzazepin | 15987-50-5 | C10H11NO |
| 4,5-二氢-1H-咪唑-2-胺 | 2-amino-2-imidazoline | 19437-45-7 | C3H7N3 |
| 4,5-二氢-1-(甲基硫代)苯并(c)噻吩-3-羧酸 | 4,5-Dihydro-1-(methylthio)benzo(C)thiophene-3-carboxylic acid | 175202-54-7 | C10H10O2S2 |
| 4,5-二氢-1-(2-羟基乙基)-8-[[5-(4-甲基-1-哌嗪基)-2-(三氟甲氧基)苯基]氨基]-1H-吡唑并[4,3-h]喹唑啉-3-甲酰胺 | onvansertib | 1034616-18-6 | C24H27F3N8O3 |
| 4,5-二氢-1,5-二苯基-1H-1,2,3-三唑 | 1,5-Diphenyl-Δ2<sup>2</sup>-1,2,3-triazolin | 10445-22-4 | C14H13N3 |
| 4,5-二氢-1,3-二苯基-4-甲酰基-1H-吡唑-5-酮 | 4-formyl-1,3-diphenyl-2-pyrazolin-5-one | 17364-40-8 | C16H12N2O2 |
| 4,5-二氢-1,2-二甲氧基-6H-二苯并(去,G)喹啉-6-甲醛 | N-Demethyl-N-formyldehydronuciferine | 111017-06-2 | C19H17NO3 |
| 4,5-二氢-1,2,3-恶二唑 | 4,5-Dihydro-1,2,3-oxadiazole | 13589-37-2 | C2H4N2O |
| 4,5-二氟酞腈 | 4,5-difluorophthalonitrile | 134450-56-9 | C8H2F2N2 |
| 4,5-二氟邻苯二甲酸酐 | 4,5-difluorophthalic anhydride | 18959-30-3 | C8H2F2O3 |
| 4,5-二氟邻苯二甲酸 | 4,5-difluorophthalic acid | 18959-31-4 | C8H4F2O4 |
| 4,5-二氟苯并[a]芘 | 4,5-Difluorobenzo[a]pyrene | 137197-08-1 | C20H10F2 |
| 4,5-二氟吡啶-2-胺 | 4,5-difluoropyridin-2-amine | 1211537-08-4 | C5H4F2N2 |
| 4,5-二氟-N-甲基-1,3-苯并噻唑-2-胺 | (4,5-Difluoro-benzothiazol-2-yl)-methyl-amine | 189949-37-9 | C8H6F2N2S |
| 4,5-二氟-9,10-二氢菲 | 4,5-difluoro-9,10-dihydrophenanthrene | 108665-36-7 | C14H10F2 |
| 4,5-二氟-3-硝基-1H-吡咯并[2,3-B]吡啶 | 4,5-difluoro-3-nitro-1H-pyrrolo[2,3-b]pyridine | 1196507-67-1 | C7H3F2N3O2 |
| 4,5-二氟-2-羟基苯甲腈 | 4,5-difluoro-2-hydroxybenzonitrile | 186590-36-3 | C7H3F2NO |
| 4,5-二氟-2-碘苯酚 | 4,5-difluoro-2-iodophenol | 186590-30-7 | C6H3F2IO |
| 4,5-二氟-2-碘苯甲酸 | 4,5-difluoro-2-iodobenzoic acid | 130137-05-2 | C7H3F2IO2 |
| 4,5-二氟-2-硝基苯硼酸 | 4,5-difluoro-2-nitrophenylboronic acid | 1150114-59-2 | C6H4BF2NO4 |