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Beijing Orient Fortune Co., Ltd??? ?? ??? ?????.

?? ?:Beijing Orient Fortune Co., Ltd

??:(86-10)51074215

???:orient-pk@hotmail.com

??:China

? ?? ?:6

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1

Boc-D-2,4-diaminobutyric acid	Boc-D-2,4-????????	80445-78-9	C9H18N2O4
L(+)-2-Amino-4-bromobutyric acid hydrobromide	L(+)-2-???-4-????????????????	15159-65-6	C4H9Br2NO2
Boc-L-2,4-diaminobutyric acid		25691-37-6	C9H18N2O4
N-alpha-Cbz-D-2-4-diaminobutanoic acid	N-??-Cbz-D-2-4-???????	70882-66-5	C12H16N2O4
N-alpha-Cbz-L-2,4-diamiobutyric acid		62234-40-6	C12H16N2O4
N-Boc-2-amino-4-azido-butanoic Acid Methyl Ester	N-Boc-2-???-4-???-?????????	359781-97-8	C10H18N4O4