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

?? ?:Beijing Keyi Tongda Technology Development Co., Ltd
??:-
???:kytd20@sina.com
??:China
URL:
? ?? ?:1465
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3-AMINO-4,4,4-TRIFLUOROBUTYRIC ACID584-20-3C4H6F3NO2
SILVER CYANATE3315-16-0CHAgNO
3,5-Bis(trifluoromethyl)benzoic acid725-89-3C9H4F6O2
Di(1-adaMantyl)chlorophosphine?(1-????)??????157282-19-4C20H30ClP
(2-OXO-2-PHENYLMETHOXYETHYL)2-METHYLPROP-2-ENOATE652132-69-9C13H14O4
Benzene, 1,3,5-triisocyanato-7373-27-5C9H3N3O3
2-BENZIMIDAZOLEPROPIONIC ACID2-???????????23249-97-0C10H10N2O2
2,2-DIFLUOROACETYL CHLORIDE381-72-6C2HClF2O
3-Oxazolidinecarboxylic acid, 4-cyano-2,2,5-trimethyl-, 1,1-dimethylethyl ester, (4R,5R)-943147-84-0C12H20N2O3
7,8-Dihydro-7,8-dihydroxybenzo(a)pyrene 9,10-oxide7,8-????-7,8-???????(a)??9,10-????55097-80-8C20H14O3
4-BROMO-5-(TRIFLUOROMETHYL)BENZENE-1,2-DIAMINE4-???-5-(????????)??-1,2-???157590-60-8C7H6BrF3N2
2,2-difluoropropane-1,3-diol2,2-????????-1,3-??428-63-7C3H6F2O2
1-Acetyl-5-broMo-4-chloro-pseudoindoxyl1-???-5-???-4-???-?????116270-39-4C10H7BrClNO2
2,2-Difluoropropionic acid2,2-??????????373-96-6C3H4F2O2
7-Methoxy-4-methylquinoline hydrochloride1807542-80-8C11H12ClNO
(S)-ethyl 2-(1-amino-2-methylpropyl)thiazole-4-carboxylate220717-59-9C10H16N2O2S
3'-Amino-Modifier C7 CPG 1000
1,1,2,2,3,3,4,4,4-nonafluoro-N-(2-hydroxyethyl)-N-methylbutane-1-sulphonamide1,1,2,2,3,3,4,4,4-??????-N-(2-???????)-N-????-1-?????34454-97-2C7H8F9NO3S
1-amino-3-methoxy-propan-2-ol1-???-3-???-???-2-?93372-65-7C4H11NO2
2-Pyridinecarbonitrile,5-formyl-(9CI)131747-68-7C7H4N2O
Bromadol????HCLBDPC77239-98-6C22H28BrNO
PHENYLSELENOL645-96-5C6H6Se
2-Hydroxy-1,4-naphoquinone???83-72-7C10H6O3
iodobis(triphenylphosphino)copper16109-82-3C36H33CuIP2
1,2,5-Oxadiazole-3-carboxylic acid, 4-cyclopropyl-1083246-26-7C6H6N2O3
tetradecafluoroisononanoic acid??????????????15899-31-7C9HF17O2
Pyrrolo[2,3-c]carbazole, 6-ethyl-1,6-dihydro-1,1,2-trimethyl-2596386-86-4C19H20N2
4-Iodo-2-methoxypyridine-3-carboxaldehyde158669-26-2C7H6INO2
4-Bromo-2-indolecarboxylic acid4-???-2-???????16732-64-2C9H6BrNO2
4-CHLORO-2-FORMYLBENZONITRILE4-???-2-????????77532-89-9C8H4ClNO
2-Amino-6-trifluoromethylquinoxaline2-???-6-????????????59489-40-6C9H6F3N3
1-(Tetrahydro-2H-pyran-2-yl)-1H-imidazole-5-boroni1029684-37-4C14H23BN2O3
Benzonitrile, 2,3-diaMino-?????,2,3-????-73629-43-3C7H7N3
EthaniMidaMide, 2,2,2-trifluoro-, Monohydrochloride39560-95-7C2H4ClF3N2
(6bR,10aS)-3-Methyl-2,3,6b,7,8,9,10,10a-octahydro-1H-pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxaline313368-85-3C14H19N3
1,3-DIBROMOTETRAFLUOROBENZENE1559-87-1C6Br2F4
6-Bromoindole-2-carboxylic acid6-?????-2-?????16732-65-3C9H6BrNO2
4-ISOXAZOLAMINE4-??????108511-98-4C3H4N2O
Benz[cd]indolium, 1,2-dimethyl-, iodide (1:1)40690-93-5C13H12IN
1,3,5-Tris(trifluoromethyl)benzene729-81-7C9H3F9
3A,4,5,9B-TETRAHYDRO-3H-CYCLOPENTA[C]QUINOLINE-4-CARBOXYLIC ACID3A,4,5,9B-???????-3H-??????[C]???-4-?????354815-90-0C13H13NO2
IODOMETHANE-D3865-50-9CD3I
6-BROMO-3-CHLOROISOQUINOLINE552331-06-3C9H5BrClN
Ethanone, 1-(5-benzothiazolyl)- (9CI)???,1-(5-??????)-(9CI)90347-90-3C9H7NOS
Universal CPG 1000
4-Piperidineethanol4-???????622-26-4C7H15NO
(R)-(+)-Indoline-2-carboxylic acid(R)-(+)-???-2-?????98167-06-7C9H9NO2
2-Bromo-5-trifluoromethoxypyridine2-???-5-????????????888327-36-4C6H3BrF3NO
4-BroMo-9H-carbazole4-?? ?-9 H-carbazole3652-89-9C12H8BrN
DIMETHYL DODECAFLUOROSUBERATE???????????????2062-20-6C10H6F12O4
2,3,4,6-TETRAFLUOROBENZOIC ACID2,3,4,6-??????????32890-92-9C7H2F4O2
2-CHLORO-4-METHYL-THIAZOLE-5-SULFONYL CHLORIDE2-???-4-??-???-5-????????292138-59-1C4H3Cl2NO2S2
N-BIOTINYLCAPROYLAMINOCAPROYLAMINOCAPROYLAMINOETHYL METHANETHIOSULFONATE1322625-00-2C31H55N5O7S3
METHYL 3-AMINOPHENYLACETATE??3-??????????52913-11-8C9H11NO2
Benzenamine, 2,4,6-trimethyl-N,N-bis[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-1282616-14-1C33H43B2NO4
INDEX NAME NOT YET ASSIGNED2778147-34-3C27D16ClN5
1-Piperazineacetamide, N-(3-amino-4-methylphenyl)-4-methy1082939-80-7C14H22N4O
3-Pyridinecarboxylicacid,4-amino-6-methyl-(9CI)3-???????,4-???-6-??-(9CI)127915-50-8C7H8N2O2
tert-Butyl 5-(hydroxymethyl)hexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate1365570-27-9C13H23NO3
2-Formylbenzeneboronic acid40138-16-7C7H7BO3
Purine??120-73-0C5H4N4
1-Propanol, 3,3'-[1,20-eicosanediylbis(oxy)]bis[2-(decyloxy)-, (R*,R*)- (9CI)138456-87-8C46H94O6
4,5-Dichloro-1,3-bis(2,6-di(pentan-3-yl)phenyl)-1H-imidazol-3-ium chloride1435347-23-1C35H51Cl3N2
1H-Pyrrolizine-7a(5H)-carboxylic acid, 2-fluorotetrahydro-, methyl ester, (2R,7aS)-2891580-45-1C9H14FNO2
APTA-ZZ21
3-Bromo-5-cyanobenzoic acid3-???-5-??????453566-14-8C8H4BrNO2
3-(Carboxymethylamino)propanoic acid3-(?????????)????505-72-6C5H9NO4
TERT-BUTYL [4-(CHLOROSULFONYL)PHENYL]CARBAMATETERT-BUTYL[4-(??????)PHENYL]?????269747-25-3C11H14ClNO4S
2,3-Dichloro-5,6-diMethylpyrazine2,3-????-5,6-??????32493-79-1C6H6Cl2N2
7-(benzyloxy)-2-(4-bromophenyl)-3-hydroxy-5-methoxy-4H-chromen-4-one(WXC04993)1402931-94-5C23H17BrO5
4-METHACRYLOXYETHYL TRIMELLITIC ANHYDRIDE4-?????????????????70293-55-9C15H12O7
CYANOPHOS2636-26-2C9H10NO3PS
2-Fluoro-6-methyl-3-nitropyridine19346-45-3C6H5FN2O2
2,3,5,6-TETRAFLUOROTEREPHTHALALDEHYDE2,3,5,6-???????????????3217-47-8C8H2F4O2
2H-Pyran-2-one, tetrahydro-3,5-dimethyl-6-(1-methylbutyl)-105906-20-5C12H22O2
A 7302564082-61-7
1H,1H,8H,8H-OCTAFLUORO-3,6-DIOXAOCTANE-1,8-DIOL129301-42-4C6H6F8O4
4-BUTYL-3,5-DIMETHYL-1H-PYRROLE-2-CARBOXYLIC ACID ETHYL ESTER4-??-3,5-???-1H-??-2-???????????34549-87-6C13H21NO2
5-Methoxy-6-nitro-1H-indole5-???-6-???-1H-??175913-29-8C9H8N2O3
(6bR,10aS)-Ethyl 3-methyl-2,3,6b,7,10,10a-hexahydro-1H-pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxaline-8(9H)-carboxylate313369-26-5C17H23N3O2
TERT-BUTYLDIMETHYLSILYL BROMOACETATE 9&480439-46-1C8H17BrO2Si
PERFLUOROHEXANOYL FLUORIDE 98???????????????98355-38-4C6F12O
2,8-dichloro-1,7-naphthyridine1260664-21-8C8H4Cl2N2
3-CHLORO-2-METHOXYPHENYLBORONIC ACID3-???-2-????????179898-50-1C7H8BClO3
2,4-Dichloro-6-(phenyl-2,3,4,5,6-d5)-1,3,5-triazine1480589-62-5C9H5Cl2N3
methyl 3-chlorosalicylate??3-?????????52159-67-8C8H7ClO3
4,4'-(1,4-Butanediyl)dioxydianiline4,4'-(1,4-????)???????6245-50-7C16H20N2O2
1-N-BOC-2,3-DIHYDRO-PYRROLE1-N-BOC-2,3-?????-??73286-71-2C9H15NO2
1,3-Propanediamine, N1,N1-dimethyl-, hydrobromide (1:2)2710685-13-3C5H15BrN2
Dibenzofuran, 3-bromo-7-chloro-1-fluoro-2472861-82-6C12H5BrClFO
4,6-DICHLORORESORCINOL137-19-9C6H4Cl2O2
2-Chloro-4-iodonicotinonitrile2-???-4-??????????1171919-75-7C6H2ClIN2
2-Amino-4-bromophenol40925-68-6C6H6BrNO
3-tert-Butyl-2,4-dimethylpyrrole3-tert-??-2,4-?????151464-91-4C10H17N
OXINE-COPPER8-??????? ??(II) ?13014-03-4C18H12CuN2O2
ALPHA-BROMO-4-FLUOROPHENYLACETIC ACID 929270-33-5C8H6BrFO2
4,6-DICHLORO-2-(METHYLTHIO)PYRIMIDINE-5-CARBOXYLIC ACID313339-35-4C6H4Cl2N2O2S
3-CHLORO-2,4,5,6-TETRAFLUOROBENZOTRIFLUORIDE3-???-2,4,5,6-?????????????????4284-09-7C7ClF7
3-PHENYLISOXAZOLE-5-BORONIC ACID3-??????-5-???5868-54-2C9H8BNO3
4,5-Dimethylpyridine-2,3-diamine1781805-09-1C7H11N3
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