一区二区在线影院I国产精品毛片一区视频播I一级特黄色大片I中国女人做爰免费视频I日本人妻一区二区三区I天堂网av手机版I黄色免费在线播放I性色视频在线观看I91色在线观看I日日夜夜爽爽I暖暖成人免费视频I呦呦视频在线观看I欧美a一级片I日本精品国产I交hdsexvideos娇小I97精品国产97久久久久久粉红I中文字幕22页I成人无码一区二区三区I成人麻豆日韩在无码视频I羞羞的软件I性色av一区二区三区I激情欧美亚洲I一道本伊人Ia午夜I欧美日韩精品亚洲I在线观看亚洲视频

 
Location:Home >>Product >>Intermediate

?1,8-diazabicyclo [5.4.0]undec-7-ene(DBU)

Update time:2023/06/12 08:57:06  ???View:  

1,8-diazabicyclo [5.4.0]undec-7-ene(DBU)
CAS 6674-22-2
Transparent colorless to light yellow oily liquid.
Catalysts used in the production of poly (Aminomethanol ethyl ester) and other chemicals, such as ammonia and dichloroethane, react in its presence to produce piperazine, which is an excellent dehydrating agent, epoxy resin hardener, rust inhibitor, and can also be used to prepare advanced corrosion inhibitor.
At present, it is widely used in the production of Semisynthesis cephalosporin antibiotics. It is also used for organic synthesis reaction and Semisynthesis antibiotics.

------分隔線----------------------------

Service Hotline:

You only need a phone call, we will serve you attentively

Consult now
Copyright © Shandong Zhengji Chemical Co., Ltd.  All Rights Reserved   Case Number :魯ICP備20007847號-4 chemBlink Premium Supplier
主站蜘蛛池模板: 凤阳县| 察哈| 余江县| 长垣县| 虞城县| 大厂| 云南省| 泰兴市| 淮滨县| 潮州市| 锦屏县| 津市市| 扶余县| 大理市| 江达县| 呈贡县| 綦江县| 兰考县| 固镇县| 达尔| 镇远县| 大厂| 兖州市| 凭祥市| 漳州市| 蒙阴县| 马龙县| 来凤县| 红安县| 房产| 邵阳县| 铁力市| 河西区| 嘉祥县| 克什克腾旗| 荔波县| 稻城县| 松溪县| 满城县| 瑞丽市| 青州市|