sigmaaldrich
![1-[3-(三甲氧基甲硅基)丙基]脲](https://resources.chemdig.com/resources/cas/23843-64-3.gif)
![(双环[2.2.1]庚-2,5-二烯)二氯钯(II)](https://resources.chemdig.com/resources/cas/12317-46-3.gif)
100G
