A little background. warning article may contain untruths.

https://www.theguardian.com/uk-news/2018/mar/07/what-do-nerve-agents-do-and-how-hard-are-they-to-make-sergei-skripal

My take from this article is that for any suicide bomber the synthesis of nerve agents would present no problem. The only downside might be to meet Allah prematurely and forgo the 70 virgins.