| 158063-66-2 | 4-(Trifluoromethyl)nicotinic acid | COLORCOM LTD. |
| 68500-37-8 | 4-Chloro-7-methoxyquinoline | COLORCOM LTD. |
| 80058-84-0 | 4-BROMO-2,6-BIS(1-METHYLETHYL)BENZENAMINE | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 184848-89-3 | 4-Amino-1,1,1-trifluoro-3-buten-2-one | COLORCOM LTD. |
| 156-41-2 | 4-Chlorophenethylamine | COLORCOM LTD. |
| 15679-13-7 | 4-Methyl-2-(1-Methylethyl)-Thiazol | COLORCOM LTD. |
| 3581-91-7 | 4,5-Dimethylthiazole | COLORCOM LTD. |
| 536-60-7 | 4-ISOPROPYLBENZYL ALCOHOL | COLORCOM LTD. |
| 1067914-81-1 | 4,4-Piperidinediol, 3,3-difluoro-1-(phenylmethyl)- | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 17194-82-0 | 4-Hydroxyphenylacetamide 17194-82-0 | Hebei Dangtong Biological Technology Co..LTD |
| 2168417-89-6 | 4,6- diisopropylpyrimidin-5-amine | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 89785-84-2 | 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid,3-methyl-7-oxo-3-(1H-1,2,3-triazol-1-ylmethyl)-, 4,4-dioxide, sodium salt,[2S-(2a,3b,5a)]- | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 89786-04-9 | 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 3-methyl-7-oxo-3-(1H-1,2,3-triazol-1-ylmethyl)-, 4,4-dioxide, [2S-(2a,3b,5a)]- | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 1391052-94-0 | 4-Dechloro-4-(4-chlorophenyl) Loperamide | COLORCOM LTD. |
| 459-60-9 | 4-Fluoroanisole | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 402-43-7 | 4-Bromobenzotrifluoride CAS 402-43-7 | Hebei Dangtong Biological Technology Co..LTD |
| 112704-79-7 | 4-Bromo-2-fluorobenzoic acid purity99% | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 112704-79-7 | 4-Bromo-2-fluorobenzoic acidpurity99% | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 1257044-40-8 | 4-[4-[[2-(4-Chlorophenyl)-4,4-dimethyl-1-cyclohexen-1-yl]methyl]-1-piperazinyl]-N-[[3-nitro-4-[[(tetrahydro-2H-pyran-4-yl)methyl]ami | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 62561-75-5 | 4-IODO-D-PHENYLALANINE CAS 62561-75-5 | Hebei Dangtong Biological Technology Co..LTD |
| 3101-60-8 | 4-T-BUTYLPHENYL GLYCIDYL ETHER | COLORCOM LTD. |
| 619-84-1 | 4-Dimethylaminobenzoic acid | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 1369595-06-1 | ,4,4'-[(6S)-6-phenylindolo[1,2-c][1,3]benzoxazine-3,10-diyl]bis{2-[(2S)-2-pyrrolidiniumyl]-1H-imidazol-3-ium} tetrachloride | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 64465-53-8 | 4-Fluoro-3-methoxyaniline | Shanghai Massive Chemical Technology Co., Ltd. |
| 2158-14-7 | 4-Acetamidobenzenesulfonyl azide | Shanghai Massive Chemical Technology Co., Ltd. |
| 2746-25-0 | 4-Methoxybenzyl bromide | Shanghai Massive Chemical Technology Co., Ltd. |
| 619-84-1 | 4-Dimethylaminobenzoic acid CAS 619-84-1 | Hebei Dangtong Biological Technology Co..LTD |
| 1802434-18-9 | 4-chloro-2-(6-methoxypyrimidin-4-yl)aniline | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 76536-66-8 | 4H-Pyrimido[6,1-a]isoquinolin-4-one,6,7-dihydro-9,10-dimethoxy-2-[(2,4,6-trimethylphenyl)amino]- | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 1194341-42-8 | 4-amino-2-chloropyridine-3-carbonitrile | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 68500-37-8 | 4-Chloro-7-methoxyquinoline | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 17129-06-5 | 4-Ethoxy-1,1,1-trifluorobut-3-en-2-one CAS:17129-06-5 | Henan Sinotech Import&Export Corporation |
| 14248-50-1 | 4-Bromopyridine N-Oxide | COLORCOM LTD. |
| 17129-06-5 | 4-Ethoxy-1,1,1-trifluoro-3-buten-2-one CAS:17129-06-5 | Henan Sinotech Import&Export Corporation |
| 394-70-7 | 4-Fluoroquinoline CAS:394-70-7 | Henan Sinotech Import&Export Corporation |
| 154026-94-5 | (4R-cis)-6-Chloromethyl-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester | Hangzhou Huarong Pharm Co., Ltd. |
| 144246-02-6 | 4-Amino-N-2,4-xylyl-1,8-naphthalimide | COLORCOM LTD. |
| 1450-86-8 | 4(1H)-Pyrimidinethione (9CI) | COLORCOM LTD. |
| 145-14-2 | 4-PREGNEN-20-ALPHA-OL-3-ONE | COLORCOM LTD. |
| 145-15-3 | 4-PREGNEN-20-BETA-OL-3-ONE | COLORCOM LTD. |
| 26452-81-3 | 4-Chloro-6-methoxypyrimidine | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 14665-31-7 | 4-Chloro-5-chlorosulfonyl Salicylic Acid | COLORCOM LTD. |
| 103-16-2 | 4-Benzyloxyphenol CAS:103-16-2 | Henan Sinotech Import&Export Corporation |
| 1078-21-3 | 4-Amino-3-phenyl | COLORCOM LTD. |
| 7158-32-9 | 4,4'-OXYBISBENZOYL CHLORIDE | Nanjing Finetech Chemical Co., Ltd. |
| 766-96-1 | 4-Bromophenylacetylene | Shanghai Massive Chemical Technology Co., Ltd. |
| 694499-26-8 | 4-(4-Methylpiperazinomethyl)-3-(trifluoromethyl)aniline | Shanghai Massive Chemical Technology Co., Ltd. |
| 136156-13-3 | 4,7,10,13,16-nonadecapentaenoic acid | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 53458-16-5 | 4,4'- DIFLUOROBENZOIN | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 5337-93-9 | 4'-Methylpropiophenone | Henan Sinotech Import&Export Corporation |
| 84100-23-2 | 4-(1,1-Dimethylethyl) Cyclohexyl Acrylate | Shanxi Kimchem Synthetic Material Co., Ltd. |
| 1187830-62-1 | (4-Chlorothieno[3,2-c]pyridin-2-yl)MethanaMine HCl | Hebei Dangtong Biological Technology Co..LTD |
| 5337-93-9 | 4-Methylpropiophenone CAS: 5337-93-9 | Henan Sinotech Import&Export Corporation |
| 1187830-61-0 | 4H-Amino-1,3-dihydroisothiochromen 1187830-61-0 | Hebei Dangtong Biological Technology Co..LTD |
| 4635-59-0 | 4-Chlorobutyryl chloride | Shanghai Massive Chemical Technology Co., Ltd. |
| 21642-98-8 | 4-Methoxy-2-oxo-1,2-dihydro-pyridine-3-carbonitrile | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 147489-06-3 | (4R,6S)-6-[(1E)-2-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]ethenyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 32175-00-1 | 4-Methylcyclohexyl Isocyanate CAS:32175-00-1 | Henan Sinotech Import&Export Corporation |
| 2381089-83-2 | 440 High Purity 99.9% | Shanghai Huahaige Plastic Co., Ltd. |
| 307297-39-8 | 40MCG CB40 | Shanghai Huahaige Plastic Co., Ltd. |
| 26437-22-9 | 4-aMino-2-fluorobutanoic acid hydrochloride | Shanghai Massive Chemical Technology Co., Ltd. |
| 1187830-47-2 | 4,5,6,7-Tetrahydro-2H-pyrazolo[4,3-b]pyridine HCl | Hebei Dangtong Biological Technology Co..LTD |
| 156-83-2 | 4-Chloro-2,6-diaminopyrimidine | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 40615-36-9 | 4,4'-Dimethoxytrityl chloride | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 5332-06-9 | 4-BROMOBUTYRONITRILE | Shanghai Massive Chemical Technology Co., Ltd. |
| 1172986-17-2 | 4-Amino-6-bromo-3,4-dihydro-2H-S,S-dioxo-thiochromene hydrochloride | Hebei Dangtong Biological Technology Co..LTD |
| 1870821-29-6 | (4S)-4-(3-bromophenyl)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinoline | Shanghai Massive Chemical Technology Co., Ltd. |
| 148579-93-5 | 4-ForMyl-2-nitrophenyl β-D-Glucopyranosiduronic Acid Methyl Ester 2,3,4-Triacetate | COLORCOM LTD. |
| 149021-66-9 | 4,5-BENZO-5'-(IODOACETAMINOMETHYL)-1',3,3,3',3'-PENTAMETHYL-1-(4-SULFOBUTYL) INDODICARBOCYANINE | COLORCOM LTD. |
| 14906-55-9 | 4-ethylpyridine 1-oxide | COLORCOM LTD. |
| 939431-68-2 | 4-({6-Amino-2-[(4-cyanophenyl)amino]pyrimidin-4-yl}oxy)-3,5-dimethylbenzonitrile | Shanghai Massive Chemical Technology Co., Ltd. |
| 1170470-60-6 | 4-Amino-6-bromo-3,4-dihydro- 1170470-60-6 | Hebei Dangtong Biological Technology Co..LTD |
| 1318-02-1 | 4A-Type zeolite | COLORCOM LTD. |
| 403-29-2 | 4-Fluorophenacyl Bromide | COLORCOM LTD. |
| 52602-39-8 | 4-Hydroxy Carbazole | COLORCOM LTD. |
| 95418-58-9 | 4- tert-Butoxystyrene | COLORCOM LTD. |
| 611-98-3 | 4,4'-Diaminobenzophenone CAS:611-98-3 | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 675112-70-6 | 4,4-Difluorocyclohexanamine hydrochloride CAS:675112-70-6 | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 7545-50-8 | 4,4'-sulphonylbis[2-aminophenol] | COLORCOM LTD. |
| 80-08-0 | 4-Aminophenyl Sulfone | COLORCOM LTD. |
| 57280-22-5 | 4,4-Dimethyl-3,5,8-trioxabic-yclo[5,1,0]Octane | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 785-30-8 | 4,4'-Diamino Benzanilide | COLORCOM LTD. |
| 3282-99-3 | 4,4'-cyclohexylidenedianiline | COLORCOM LTD. |
| 2628-16-2 | 4-Acetoxystyrene | COLORCOM LTD. |
| 104-03-0 | 4-Nitrophenylacetic acid | COLORCOM LTD. |
| 1492-30-4 | 4-NITROPHENYL PALMITATE | COLORCOM LTD. |
| 2105-94-4 | 4-Bromo-2-fluorophenol | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 18125-46-7 | 4-Fluoro-D-phenylalanine CAS 18125-46-7 | Hebei Dangtong Biological Technology Co..LTD |
| 611-99-4 | 4,4'-Dihydroxybenzophenone(DHBP) | COLORCOM LTD. |
| 74-11-3 | 4-Chlorobenzoic acid CAS:74-11-3 | Henan Sinotech Import&Export Corporation |
| 53643-13-3 | 4-METHYLUMBELLIFERYL-N,N',N''-TRIACETYL-BETA-CHITOTRIOSIDE CAS 53643-13-3 | Hebei Dangtong Biological Technology Co..LTD |
| 103-90-2 | 4-Acetamidophenol Factory production | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 61721-07-1 | 4-Fluoro-3-(trifluoromethyl)phenol | COLORCOM LTD. |