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Beijing Keyi Tongda Technology Development Co., Ltd??? ?? ??? ?????.

?? ?:Beijing Keyi Tongda Technology Development Co., Ltd
??:-
???:kytd20@sina.com
??:China
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? ?? ?:1465
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2-Methyl-4,5-dihydrofurane-3-thiol26486-13-5C5H8OS
1H-Inden-1-one, 7-amino-2,3-dihydro- (9CI)628732-03-6C9H9NO
(2-BENZHYDRYLOXYCARBONYLAMINO-6-OXO-1,6-DIHYDRO-PURIN-9-YL)-ACETIC ACID(2-BENZHYDRYLOXYCARBONYLAMINO-6-OXO-1,6-DIHYDRO-PURIN-9-YL)-????169287-79-0C21H17N5O5
1H-Pyrazole,3-methoxy-4-nitro-(9CI)1H-???,3-???-4-???-(9CI)400755-41-1C4H5N3O3
(2S)-5,5-Difluorotetrahydro-2H-pyran-2-carboxylic acid2890223-38-6C6H8F2O3
tert-butyl (1S,6S)-2,5-diazabicyclo[4.2.0]octane-2-carboxylate2920219-11-8C11H20N2O2
Pyrrolidine, 1-(1H-inden-3-yl)-31554-37-7C13H15N
BIS(4-HYDROXYPHENYL)DISULFIDE15015-57-3C12H10O2S2
ETHYL 2-OXAZOLECARBOXYLATE??2-??????????33036-67-8C6H7NO3
2-Bromo-1-phenyl-pentan-1-one2-???-1-??-??-1-?49851-31-2C11H13BrO
Acetamide, N-(1-methylethyl)-2-[(1-methylethyl)amino]-97454-48-3C8H18N2O
(1-Methyl-1H-indol-3-yl)-methylamine(1-??-1H-??-3-?)-????19293-60-8C10H12N2
(S)-(+)-Glycidyl nosylate3-???????? ????115314-14-2C9H9NO6S
4-(Aminomethyl)-6-chloro-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one2420426-14-6C8H8ClN3O
thiazolo[5,4-d]pyrimidin-7-ol????[5,4-d]????-7-?5021-50-1C5H3N3OS
6-(Pentafluorosulfanyl)-1H-indole1379811-84-3C8H6F5NS
2-Bromo-4-chloro-5-fluoro-phenylamine120694-11-3C6H4BrClFN
tert-butyl N-[(3S,4R)-4-hydroxypiperidin-3-yl]carbamate1549812-73-8C10H20N2O3
N,N'-bis(1-methylethyl)methanimidamide44843-38-1C7H16N2
1-Acetyl-1H-pyrazol-3(2H)-one852471-15-9C5H6N2O2
N-[4-(1H,1H,2H,2H-PERFLUORODECYL)BENZYLOXYCARBONYLOXY]SUCCINIMIDE356056-15-0C16H19F17Si
Pyrazolo[1,5-a]pyridine-3-carboxylic acid, 1,2-dihydro-2-oxo-, ethyl ester2241015-31-4C10H10N2O3
2(3H)-Benzoxazolone,4-amino-(9CI)2(3H)-??????,4-???-(9CI)81900-93-8C7H6N2O2
3-BROMO-[1,2,4]OXADIAZOLE-5-CARBOXYLIC ACID ETHYL ESTER3-???-[1,2,4]?????-5-???????????121562-09-2C5H5BrN2O3
3-OXO-CYCLOBUTANECARBONITRILE3-??-???????????20249-16-5C5H5NO
N-methylsulfamideN-??????72179-84-1CH6N2O2S
5-bromonaphthalen-2-ol5-???????-2-?116632-05-4C10H7BrO
(2R)-1-[(4S)-4,5-dihydro-4-(phenylMethyl)-2-oxazolyl]-2-(diphenylphosphino)-Ferrocene163169-14-0C32H22FeNOP
(R)-1-(3,5-dichloropyridin-4-yl)ethanol(R)-1-(3,5-???????-4-?)???1254473-68-1C7H7Cl2NO
FMOC-MET(O2)-OH163437-14-7C20H21NO6S
PINANYL MERCAPTAN???????23832-18-0C10H18S
4-CHLORO-5-AZAINDOLE4-???-5-????60290-21-3C7H5ClN2
2-amino-4-bromo-5-chloro-3,6-difluoro Benzoic acid2387928-70-1C7H3BrClF2NO2
N-Benzanilide-4,4'-dicarboxylic acidN-?????-4,4'-??????56419-89-7C15H11NO5
(S)-2-(1-aMinoethyl)-4-chlorophenol(S)-2-(1-a????)-4-?????1228569-39-8C8H10ClNO
1-(2-broMo-6-Methoxy-phenyl)ethanone1-(2-broMo-6-???-??)???380225-68-3C9H9BrO2
tert-butyl N-[(3S,4S)-4-hydroxypiperidin-3-yl]carbamate1932536-58-7C10H20N2O3
1-tert-Butylpiperazine38216-72-7C8H18N2
Tetrahydro-2-furancarboxaldehyde??????-2-??????????7681-84-7C5H8O2
7-Fluoroindole7-??????387-44-0C8H6FN
1-bromo-3,4-difluoro-2-methoxybenzene1-???-3,4-?????-2-?????888318-22-7C7H5BrF2O
Spiro[benzofuran-3(2H),4'-piperidine]-1'-carboxylic acid, 5-broMo-, 1,1-diMethylethyl ester???[????-3(2H),4'-????]-1'-?????,5-???-,1,1-?????????1251015-16-3C17H22BrNO3
N-isopropylmethanesulfonamide23705-43-3C4H11NO2S
2,4,5-TRIFLUOROBENZOTRIFLUORIDE112290-07-0C7H2F6
N-(2-MERCAPTOETHYL)ACETAMIDEN-(2-MERCAPTOETHYL)?????1190-73-4C4H9NOS
Benzenesulfonic acid, 2-(trifluoromethyl)-, sodium salt (1:1)1566233-22-4C7H6F3NaO3S
1H-Pyrrolo[3,2-c]pyridine-2,3-dione(9CI)1H-???[3,2-c]???-2,3-??(9CI)169037-38-1C7H4N2O2
delta(2)-piperidine-2-carboxylic acid??(2)-????-2-?????99839-26-6C6H9NO2
4(1H)-Quinolinone, 6-fluoro-1-[(4-fluorophenyl)methyl]-3-[(3-methylphenyl)sulfonyl]-7-(4-morpholinyl)-892787-67-6C27H24F2N2O4S
Quinoline, 6-bromo-3-[(4-chloro-3-fluoro-2-methoxyphenyl)methyl]-2-methoxy-2252403-16-8C18H14BrClFNO2
4,6-Difluoroindole-2-carboxylic acid4,6-???????-2-?????247564-66-5C9H5F2NO2
(S)-PIPERIDINE-2-CARBOXYLIC ACID TERT-BUTYL ESTER(S)-????-2-?????TERT-??????118143-76-3C10H19NO2
3-METHOXY-1H-PYRAZOLE215610-30-3C4H6N2O
2-hydroxy-N-isopropylacetamide38052-77-6C5H11NO2
1,1'-CARBONYLBIS(3-METHYLIMIDAZOLIUM) TRIFLATE120418-31-7C9H12N4O.CF3O3S
Benzoic acid, 2-chloro-4-fluoro-3-nitro-1805954-61-3C7H3ClFNO4
1,3,2-Dioxaborolane, 2-[7-fluoro-3-(methoxymethoxy)-8-[2-[tris(1-methylethyl)silyl]ethynyl]-1-naphthalenyl]-4,4,5,5-tetramethyl-2621932-37-2C29H42BFO4Si
4-Chloropyridine-3-carboxamide7418-70-4C6H5ClN2O
1H-Isoindole-5-carboxylic acid, 2-[6-[bis(4-methoxyphenyl)phenylmethoxy]hexyl]-2,3-dihydro-1,3-dioxo-137394-61-7C36H35NO7
2-(2-HYDROXY-4-METHYL-3-CYCLOHEXENYL)PROPIONICACIDGAMMA-LACTONE2-(2-HYDROXY-4-METHYL-3-CYCLOHEXENYL)PROPIONICACID??-??57743-63-2C10H14O2
4,6-dichloro-2-(methylthio)-7H-pyrrolo[2,3-d]pyrimidine4,6-????-2-(????)-7H-???[2,3-d]????90662-12-7C7H5Cl2N3S
5-bromo-2-cyanobenzoic acid5-???-2-??????1032231-28-9C8H4BrNO2
1-Bromo-4-(1-trifluoromethyl-cyclopropyl)-benzene1-???-4-(1-????????-??????)-??1227160-18-0C10H8BrF3
4-CYCLOPENTENE-1,3-DIONE4-??????-1,3-???930-60-9C5H4O2
4H-1,3-Benzothiazin-4-one,2-amino-15601-85-1C8H6N2OS
3-bromo-1,2-difluoro-4-methyl-5-nitrobenzene(WXFC0859)2091666-21-4C7H4BrF2NO2
2,6-DI-TERT-BUTYL-4-METHYLPYRYLIUM TRIFLUOROMETHANESULFONATE2,6-DI-TERT-BUTYL-4-?????????????????59643-43-5C15H23F3O4S
(1S-trans)-5-hydroxy-alpha,alpha,4-trimethylcyclohex-3-ene-1-methanol38235-58-4C10H18O2
2-(trifluoromethyl)-4h,5h,6h,7h-pyrazolo[1,5-a]pyrazine hydrochloride2031269-41-5C7H9ClF3N3
2,5-Pyrimidinedicarbonitrile (9CI)38275-58-0C6H2N4
5-Fluoro-6-hydroxyindan-1-one5-????-6-???????-1-?917885-01-9C9H7FO2
3,4,5,6-tetrahydropyridine-2-carboxylic acid3,4,5,6-?????????-2-?????2756-89-0C6H9NO2
3-Oxo-Piperidine-1,4-Dicarboxylic Acid 1-Tert-Butyl Ester 4-Ethyl Ester3-??-????-1,4-??????1-??-??????4-??????71233-25-5C13H21NO5
3-Fluoro-1,3-piperidinedicarboxylic acid 1-tert-butyl ester3-????-1,3-??????????1-tert-??????934342-39-9C11H18FNO4
3-(trifluoromethyl)-1H-1,2,4-triazole(SALTDATA: FREE)3-(????????)-1H-1,2,4-????(?????:??)60406-75-9C3H2F3N3
Acetic acid, 2-[3-[4-(1H-indazol-5-ylaMino)-2-quinazolinyl]phenoxy]-911417-62-4C23H17N5O3
METHYL 4'-BROMO[1,1'-BIPHENYL]-4-CARBOXYLATE89901-03-1C14H11BrO2
4,6-Dimethyl-3-nitropyridine1074-99-3C7H8N2O2
6-Bromo-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine hydrochloride2173992-37-3C7H8BrClN2
4'-Bromo-[1,1'-biphenyl]-4-carboxylic acid4'-???-4-?????????5731-11-3C13H9BrO2
5-(2,4-Dichlorophenyl)-2-[(2,4-dichlorophenyl)methyl]-4-methyl-1H-imidazole1129425-17-7C17H12Cl4N2
Benzoic acid, 2-chloro-4-fluoro-3,5-dinitro-2841291-96-9C7H2ClFN2O6
5-BROMO-PYRAZOLO[1,5-A]PYRIDINE-3-CARBOXYLIC ACID ETHYL ESTER5-???-????[1,5-A]???-3-??????????885276-93-7C10H9BrN2O2
6-Bromo-[1,2,4]triazolo[1,5-a]pyrazine6-???-4-????-1,2,4-?????[1,5-a]???1233026-51-1C5H3BrN4
(S)-Rasagiline Mesylate202464-89-9C13H17NO3S
Censavudine634907-30-5C12H12N2O4
2,4-Dimethoxyphenylacetic acid6496-89-5C10H12O4
(pyrimidin-5-yl)methanamine dihydrochloride1956356-28-7C5H8ClN3
5-HYDROXY-INDAN-2-ONE5-?????-??-2-?52727-23-8C9H8O2
2-Azaspiro[3.5]nonan-7-one2098118-41-1C8H13NO
3-Amino-4-ethylpyrazole3-???-4-?????43024-15-3C5H9N3
(-)-ISOPINOCAMPHEYLAMINE(-)-????????69460-11-3C10H19N
5-Methylbenzoxazole-2-amine5-??????-2-??64037-15-6C8H8N2O
6-Nitrooxidole6-???????474799-41-2C8H6N2O3
4-BroMo-5-fluoro-2-nitro-benzoic acid Methyl ester4-???-5-????-2-???-?????????1220886-29-2C8H5BrFNO4
4,6-DIFLUOROINDOLE4,6-???????199526-97-1C8H5F2N
5-Aminoindan-1-one5-?????-1-?3470-54-0C9H9NO
4'-(2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic acid1886974-43-1C14H10N4O2
2-Fluoro-3-(trifluoroacetamido)phenylboronic acid2377610-93-8C8H6BF4NO3
4H-Cyclopenta[b]thiophene-3-carboxylic acid, 2-[[2-[[4-butyl-5-[[(2-furanylcarbonyl)amino]methyl]-4H-1,2,4-triazol-3-yl]thio]acetyl]amino]-5,6-dihydro-, ethyl ester393806-41-2C24H29N5O5S2
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