色吊丝中文字幕网_亚洲色精品Aⅴ一区区三区_潮喷视频在线视频_久久久久青草线综合超碰

<b id="omavu"></b>

<b id="omavu"></b>

伊斯特化工
East Chemical

Pharmaceutical intermediates, pesticide intermediates
and electronic chemical intermediates
Production/R&D/Sales/Trade

PRODUCTS

? Benzaldehyde series

? Benzyl alcohol series

? Benzoic acid series

? Succinimide Series

? Benzyl Bromide/Chloride Series

? Ester series

? Penem Series

? Heterocyclic Series

? Others

PRODUCTS

East Chemical

N[(1,4-Benzodioxane-2-yl)carboxyl]piperazine hydrochloride

Molecular formula:	C₁₃H₁₆N₂O₃.HCl
Structural formula:
CAS NO.:	70918-74-0
Appearance:	white to light yellow crystalline powder
Content:	99% min
Melting point:	260-265 ℃
Use:	Drug, pesticide etc.