| 556-18-3 | 4-Aminobenzaldehyde | Allright GC (Jinan) Biotechnology Ltd. |
| 656-65-5 | 4-Bromo-3-fluoroaniline | Allright GC (Jinan) Biotechnology Ltd. |
| 83-07-8 | 4-Aminoantipyrine | Allright GC (Jinan) Biotechnology Ltd. |
| 1000669-72-6 | [4-[2-(1H-Indazol-3-yl)ethenyl]phenyl]-1-piperazinylmethanone | Allright GC (Jinan) Biotechnology Ltd. |
| 106261-64-7 | 4-(4-Methylpiperazinylmethyl)benzoyl chloride dihydrochloride | Allright GC (Jinan) Biotechnology Ltd. |
| 19788-37-5 | 4-(CHLOROMETHYL)-3,5-DIMETHYLISOXAZOLE | Allright GC (Jinan) Biotechnology Ltd. |
| 106-39-8 | 4-Bromochlorobenzene | Allright GC (Jinan) Biotechnology Ltd. |
| 52298-44-9 | 4-Amino-2,5-dimethoxy-N-phenylbenzenesulphonamide | Allright GC (Jinan) Biotechnology Ltd. |
| 121-61-9 | 4-Acetamidobenzenesulfonamide | Allright GC (Jinan) Biotechnology Ltd. |
| 1445751-40-5 | 4-Acetoxyethylmethyltryptamine | Allright GC (Jinan) Biotechnology Ltd. |
| 67914-60-7 | 4-(1-Acetylpiperazin-4-yl)phenol | Allright GC (Jinan) Biotechnology Ltd. |
| 2380-94-1 | 4-Hydroxyindole | Allright GC (Jinan) Biotechnology Ltd. |
| 72237-36-6 | 4-Hexen-1-ol, acetate | Allright GC (Jinan) Biotechnology Ltd. |
| 623-03-0 | 4-Chlorobenzonitrile | Allright GC (Jinan) Biotechnology Ltd. |
| 119389-05-8 | 4-PHENYLETHYNYLPHTHALIC ANHYDRIDE | Allright GC (Jinan) Biotechnology Ltd. |
| 824-94-2 | 4-Methoxybenzylchloride | Allright GC (Jinan) Biotechnology Ltd. |
| 55831-89-5 | 4-(dimethylamino)-1-butene | Allright GC (Jinan) Biotechnology Ltd. |
| 140-53-4 | 4-Chlorobenzyl cyanide | Allright GC (Jinan) Biotechnology Ltd. |
| 2525-02-2 | 4-propylcatechol | Allright GC (Jinan) Biotechnology Ltd. |
| 488787-59-3 | (-)-4-[4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)benzonitrile | Allright GC (Jinan) Biotechnology Ltd. |
| 1000516-58-4 | 4-CYANO-2-FLUOROBENZYL CYANIDE | Allright GC (Jinan) Biotechnology Ltd. |
| 1193-21-1 | 4,6-Dichloropyrimidine | Allright GC (Jinan) Biotechnology Ltd. |
| 130953-14-9 | 4-METHOXYBENZOIC ACID 4-(6-ACRYLOYLOXY-HEXYLOXY)PHENYL ESTER | Allright GC (Jinan) Biotechnology Ltd. |
| 109072-25-5 | 4(1H)-Quinolinone, 2-ethyl- | Allright GC (Jinan) Biotechnology Ltd. |
| 2050-07-9 | 4-methyl-1-phenylpentan-1-one | Allright GC (Jinan) Biotechnology Ltd. |
| 1181267-38-8 | 4-[2-[4-[1-(2-ethoxyethyl)-1H-benzimidazol-2-yl]-1-piperidine]ethyl]-α,α-dimethylphenylacetic acid methyl ester | Allright GC (Jinan) Biotechnology Ltd. |
| 41432-19-3 | 4-Diazodiphenylamine/formaldehyde condensate hydrogen sulfate | Allright GC (Jinan) Biotechnology Ltd. |
| 83898-28-6 | 4-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)-alpha,alpha-diphenylpiperidine-1-butyronitrile | Allright GC (Jinan) Biotechnology Ltd. |
| 156-83-2 | 4-Chloro-2,6-diaminopyrimidine | Allright GC (Jinan) Biotechnology Ltd. |
| 5930-28-9 | 4-Amino-2,6-dichlorophenol | Allright GC (Jinan) Biotechnology Ltd. |
| 403-43-0 | 4-Fluorobenzoyl chloride | Allright GC (Jinan) Biotechnology Ltd. |
| 63065-90-7 | 4-ho-dipt | Allright GC (Jinan) Biotechnology Ltd. |
| 7697-28-1 | 4-Bromo-3-methylbenzoic acid | Allright GC (Jinan) Biotechnology Ltd. |
| 63525-04-2 | 4,8-Tridecadienal, 4,8-dimethyl-12-oxo-, (4E,8E)- | Allright GC (Jinan) Biotechnology Ltd. |
| 628-20-6 | 4-Chlorobutyronitrile | Allright GC (Jinan) Biotechnology Ltd. |
| 4260-20-2 | 4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- | Allright GC (Jinan) Biotechnology Ltd. |
| 40054-68-0 | 4-(2-chlorophenyl)-2-ethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine | Allright GC (Jinan) Biotechnology Ltd. |
| 17129-06-5 | 4-Ethoxy-1,1,1-trifluoro-3-buten-2-one | Allright GC (Jinan) Biotechnology Ltd. |
| 570-14-9 | 4-Hydroxytryptamine | Allright GC (Jinan) Biotechnology Ltd. |
| 1572-55-0 | 4-(aminomethyl)octane-1,8-diamine | Allright GC (Jinan) Biotechnology Ltd. |
| 18991-39-4 | 4-Methyl Thio Benzyl Cyanide | Allright GC (Jinan) Biotechnology Ltd. |
| 20289-26-3 | 4-Benzyloxyindole | Allright GC (Jinan) Biotechnology Ltd. |
| 1073-67-2 | 4-Chlorostyrene | Allright GC (Jinan) Biotechnology Ltd. |
| 92-88-6 | 4,4'-Biphenol | Allright GC (Jinan) Biotechnology Ltd. |
| 403-42-9 | 4-Fluoroacetophenone | Allright GC (Jinan) Biotechnology Ltd. |
| 6587-31-1 | 4'-GALACTOSYLLACTOSE | Allright GC (Jinan) Biotechnology Ltd. |
| 65619-06-9 | 4-(p-tolyl)-4-dimethylaminocyclohexanone | Allright GC (Jinan) Biotechnology Ltd. |
| 7063-51-6 | 4-{5-[(5-cyano-1-ethyl-4-methyl-2-morpholin-4-yl-6-oxo-1,6-dihydropyridin-3-yl)methylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}butanoic acid | Allright GC (Jinan) Biotechnology Ltd. |
| 63069-48-7 | 4-Chloro-2-iodoaniline | Allright GC (Jinan) Biotechnology Ltd. |
| 586-76-5 | 4-Bromobenzoic acid | Allright GC (Jinan) Biotechnology Ltd. |
| 63675-73-0 | 4-METHOXY-A-((3-METHOXY PHENYL)THIO)ACETOPHENONE | Allright GC (Jinan) Biotechnology Ltd. |
| 5608-82-2 | 4,4-dimethoxypiperidine | Allright GC (Jinan) Biotechnology Ltd. |
| 865363-93-5 | 4'-ethynyl-2-fluoro-2'-deoxyadenosine | Allright GC (Jinan) Biotechnology Ltd. |
| 5585-96-6 | 4-Acetoxyindole | Allright GC (Jinan) Biotechnology Ltd. |
| 25714-71-0 | 4-hydroxybutyraldehyde | Allright GC (Jinan) Biotechnology Ltd. |
| 95418-58-9 | 4-tert-Butoxystyrene | Allright GC (Jinan) Biotechnology Ltd. |
| 191790-79-1 | 4-Me-tmp | Allright GC (Jinan) Biotechnology Ltd. |
| 52237-19-1 | 4-amino-3-(4-fluorophenyl)butanoic acid | Allright GC (Jinan) Biotechnology Ltd. |
| 2718-90-3 | 4,4'-DIAZIDOSTILBENE-2,2'-DISULFONIC ACID DISODIUM SALT | Allright GC (Jinan) Biotechnology Ltd. |
| 4075-07-4 | 4,16-Androstadien-3-one | Allright GC (Jinan) Biotechnology Ltd. |
| 41979-39-9 | 4-oxopiperidinium chloride | Allright GC (Jinan) Biotechnology Ltd. |
| 16251-45-9 | (4S,5R)-(-)-4-METHYL-5-PHENYL-2-OXAZOLIDINONE | Allright GC (Jinan) Biotechnology Ltd. |
| 158063-66-2 | 4-(Trifluoromethyl)nicotinic acid | Allright GC (Jinan) Biotechnology Ltd. |
| 60662-79-5 | 4-(ethylsulfonyl)-N,N-dimethyl-4,4-diphenylbutan-2-amine hydrochloride (1:1) | Allright GC (Jinan) Biotechnology Ltd. |
| 1354631-33-6 | 4F-MPH | Allright GC (Jinan) Biotechnology Ltd. |
| 611-94-9 | 4-Methoxybenzophenone | COLORCOM LTD. |
| 134-85-0 | 4-Chlorobenzophenone | COLORCOM LTD. |
| 1103738-29-9 | 4-Iodo-1-chloro-2-(4-ethoxybenzyl)benzene' | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 100-06-1 | 4'-Methoxyacetophenone 99% | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 100-06-1 | 4'-Methoxyacetophenone 99% | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 100-06-1 | 4'-Methoxyacetophenone 99% | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 100-06-1 | 4'-Methoxyacetophenone99% | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD |
| 497-76-7 | 4-hydroxyphenyl-beta-d-glucopyranosid | COLORCOM LTD. |
| 13680-35-8 | 4,4'-Methylenebis(2,6-diethylaniline) | COLORCOM LTD. |
| 19900-72-2 | 4,4'-Methylenebis(2-ethyl-6-methylaniline) | COLORCOM LTD. |
| 13721-01-2 | 4-Quinolone-3-carboxylic acid | Henan Sinotech Import&Export Corporation |
| 1035979-44-2 | (4S,4aS,5aR,12aS)-4-(DiMethylaMino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-7-[(MethoxyMethylaMino)Methyl]-1,11-dioxo-2-naphthacenecarboxaMide hydrochloride .. | Hangzhou JINLAN Pharm-Drugs 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 |
| 13721-01-2 | 4-Oxo-1,4-dihydroquinoline-3-carboxylic acid CAS:13721-01-2 | Henan Sinotech Import&Export Corporation |
| 1035979-44-2 | (4S,4aS,5aR,12aS)-4-(DiMethylaMino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-7-[(MethoxyMethylaMino)Methyl]-1,11-dioxo-2-naphthacenecarboxaMide hydrochloride1 | Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd |
| 42019-78-3 | 4-Chloro-4'-hydroxybenzophenone | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 89392-03-0 | 4,6-Dimethoxy-2-(phenoxycarbonyl)aminopyrimidine | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 94-82-6 | 4-(2,4-Dichlorophenoxy)butyric acid | COLORCOM LTD. |
| 459-64-3 | 4-Methoxybenzenediazonium tetrafluoroborate | COLORCOM LTD. |
| 95-88-5 | 4-Chlororesorcinol | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 1074-98-2 | 4-Nitro-3-picoline N-oxide | Hubei Jiutian Bio-medical Technology Co., Ltd |
| 90-96-0 | 4,4-Dimethoxy Benzophenone | Henan Sinotech Import&Export Corporation |
| 90-96-0 | 4,4'-Dimethoxybenzophenone | Henan Sinotech Import&Export Corporation |
| 15178-63-9 | 4-MALEIMIDO-TEMPO | COLORCOM LTD. |
| 1520-21-4 | 4-AMINOSTYRENE | COLORCOM LTD. |
| 345-83-5 | 4-Fluorobenzophenone | COLORCOM LTD. |
| 611-99-4 | 4,4'-Dihydroxybenzophenone | COLORCOM LTD. |
| 152404-47-2 | 4-HYDROXYBENZOIC-2,3,5,6-D4 ACID | COLORCOM LTD. |
| 152404-52-9 | 4-HYDROXYBENZALDEHYDE-CARBONYL-13C | COLORCOM LTD. |
| 27982-06-5 | (4-Ethoxyphenyl)phenylmethanone | COLORCOM LTD. |
| 42019-78-3 | 4-p-Chlorobenzoylphenol | COLORCOM LTD. |
| 3218-36-8 | 4-Biphenylcarboxaldehyde | COLORCOM LTD. |
| 5395-79-9 | 4-CHLORO-4'-METHYLBENZOPHENONE | COLORCOM LTD. |
| 345-89-1 | 4-Fluoro-4'-methoxybenzophenone | COLORCOM LTD. |