国产同性野外打野战-精品国产免费久久久久久婷婷-日韩精品视频在线观看一区二区-99免费精品视频-国产色婷婷久久99精品91-丰满女人又爽又紧又丰满-日本高清裸体私密写真集-av免费黄色-av导航网址-欧美一级片免费-中文字幕免费不卡二区-亚洲第一页视频-国产69精品久久久久99-日本老熟妇乱子伦视频-精品国产乱码久久久久久蜜臀

 
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(hào)-4 chemBlink Premium Supplier