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TIANJING WELCOME SCIENCE AND TECHMOLOGY DEVELOPMENT CO,LTD.??? ?? ??? ?????.

?? ?:TIANJING WELCOME SCIENCE AND TECHMOLOGY DEVELOPMENT CO,LTD.
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6,6'-((3,3'-Di-tert-butyl-5,5'-dimethoxy-[1,1'-biphenyl]-2,2'-diyl)bis(oxy))didibenzo[d,f][1,3,2]dioxaphosphepine121627-17-6C46H44O8P2
Si-PEG-Si,M.W. 10000
Yn-PEG-Yn，M.W. 10000
1-ethyl-5-fluoro-3-hydroxyindolin-2-one
4-bromo-1-ethyl-3-hydroxyindolin-2-one
3-hydroxy-1,5-dimethylindolin-2-one
2-Carboxyethyl dextran
Ac-PEG-Ac，M.W. 10000
mPEG-carboxylic acid，M.W. 2000
PEG-bi(carboxylic acid)，M.W. 4000
(3,4,5-Triiodophenyl)methanol3,4,5-??????????52273-53-7C7H5I3O
Si-PEG-Si,M.W. 4000
Yn-PEG-Yn，M.W. 4000
3-hydroxy-1-(methoxymethyl)indolin-2-one
3-hydroxy-5-iodo-1-methylindolin-2-one
1-ethyl-3-hydroxyindolin-2-one
Ac-PEG-Ac，M.W. 4000
PEG-bi(carboxylic acid)，M.W. 1000
4-Hydroxyphenyl 4-hydroxybenzoate4-???????4-??????????28084-48-2C13H10O4
mPEG-COOH，M.W. 5000??(??????)(750)??????????????????67665-18-3
N-ALLYL-2-BROMO-ACETAMIDEN-??-2-???-??????126265-30-3C5H8BrNO
N-Allyl-2-bromo-2-methyl-propionamide1008780-89-9C7H12BrNO
3-Oxo-3-(m-tolyl)propanenitrile3-???????????53882-81-8C10H9NO
3-(3,5-Dimethylphenyl)-3-oxopropanenitrile3,5-????????????85692-25-7C11H11NO
mPEG-Si,M.W. 5000
Yn-PEG-Yn，M.W. 1000
tert-butyl 2-(5-fluoro-3-hydroxy-2-oxoindolin-1-yl)acetate
1-ethyl-3-hydroxy-7-methylindolin-2-one
5-chloro-3-hydroxy-1-methylindolin-2-one
Ac-PEG-Ac，M.W. 1000
mPEG-amine，M.W. 2000
3,4,5-triiodobenzaldehyde1083181-39-8C7H3I3O
mPEG-NH2，M.W. 4000
Si-PEG-Si,M.W. 20000
mPEG-Yn,M.W. 2000
5-fluoro-3-hydroxy-1-(prop-2-yn-1-yl)indolin-2-one
1-ethyl-7-fluoro-3-hydroxyindolin-2-one
3-hydroxy-1-(2-methylbenzyl)indolin-2-one
Ac-PEG-Ac，M.W. 20000
mPEG-carboxylic acid，M.W. 4000
PEG-bi(carboxylic acid)，M.W. 6000
3-(4-(tert-Butyl)phenyl)-3-oxopropanenitrile3-(4-TERT-????)-3-????????39528-62-6C13H15NO
mPEG-NH2，M.W. 500080506-64-5C5H13NO2
Si-PEG-Si,M.W. 6000
Yn-PEG-Yn,M.W. 6000
4-chloro-1-ethyl-3-hydroxyindolin-2-one
3-hydroxy-7-methyl-1-(prop-2-yn-1-yl)indolin-2-one
5-fluoro-3-hydroxy-1-methylindolin-2-one
Ac-PEG-Ac，M.W. 6000
PEG-bi(carboxylic acid)，M.W. 2000
1,4-bis (p-aminophenoxy)tetrafluorobenzene65247-06-5C18H12F4N2O2
HOOC-PEG-COOH，M.W. 2000039927-08-7C4H10O5
3-(2,4-Dimethylphenyl)-3-oxopropanenitrile2,4-????????????53882-91-0C11H11NO
mPEG-Yn，M.W. 1000
Yn-PEG-Yn，M.W. 2000
5,6-difluoro-3-hydroxy-1-methylindolin-2-one
1-benzyl-3-hydroxy-5-methylindolin-2-one
4-chloro-3-hydroxy-1-methylindolin-2-one
mPEG-Ac，M.W. 1000
Ac-PEG-Ac，M.W. 2000
mPEG-amine，M.W. 4000
3-(2,6-Dimethylphenyl)-3-oxopropanenitrile2,6-????????????677713-07-4C11H11NO
Benzoic acid, 4-[(6-hydroxyhexyl)oxy]-, 4-[(6-hydroxyhexyl)oxy]phenyl ester151464-38-9C25H34O6
mPEG-Si，M.W. 2000
mPEG-Yn,M.W. 4000
1-ethyl-3-hydroxy-5-methylindolin-2-one
3-hydroxy-5-methyl-1-(prop-2-yn-1-yl)indolin-2-one
6-bromo-3-hydroxy-1-methylindolin-2-one
mPEG-Ac，M.W. 4000
PEG-bi(carboxylic acid)，M.W. 8000
3-(4-Methoxyphenyl)-3-oxopropanenitrile3672-47-7C10H9NO2
3-(2,3-dimethylphenyl)-3-oxopropanenitrile1021271-79-3C12H13NO
3-Bromobenzoylacetonitrile70591-86-5C9H6BrNO
Si-PEG-Si,M.W. 8000
Yn-PEG-Yn，M.W. 8000
7-fluoro-3-hydroxy-1-methylindolin-2-one
1-allyl-3-hydroxy-5-methylindolin-2-one
7-bromo-3-hydroxy-1-methylindolin-2-one
Ac-PEG-Ac，M.W. 8000
mPEG-carboxylic acid，M.W. 1000
PEG-bi(carboxylic acid)，M.W. 3400
4,4'-Sulfinylbis(iodobenzene)647829-43-4C12H8I2OS
Yn-PEG-Yn,M.W. 3400
Yn-PEG-Yn，M.W. 20000
7-bromo-3-hydroxy-1-(prop-2-yn-1-yl)indolin-2-one
4-bromo-3-hydroxy-1-methylindolin-2-one
mPEG-Ac，M.W. 2000
Ac-PEG-Ac，M.W. 3400
3-(4-Nitrophenyl)-3-oxopropanenitrile3-(4-?????)-3-????????3383-43-5C9H6N2O3
3-(3,5-Dibromophenyl)-3-oxopropanenitrile1691749-43-5C9H5Br2NO
mPEG-Si,M.W. 4000
mPEG-Yn,M.W. 5000
1-allyl-7-bromo-3-hydroxyindolin-2-one
1-allyl-4-chloro-3-hydroxyindolin-2-one
4-bromo-3-hydroxy-1,5-dimethylindolin-2-one
mPEG-Ac，M.W. 5000
PEG-bi(carboxylic acid)，M.W. 10000
3-hydroxy-1-methylindolin-2-one3335-86-2C9H9NO2
3-(3,4-Dichlorophenyl)-3-oxopropanenitrile3,4-?????????????4640-68-0C9H5Cl2NO
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