Isobutylidenediurea

Isobutylidenediurea (abbreviated IBDU) wani fili ne na kwayoyin halitta tare da tsari (CH3) 2 (O) NH2. Yana da wani derivative na urea (OC (NH2) 2), wanda kansa yana da matukar narkewa a cikin ruwa, amma IBDU ba haka ba ne. Yana aiki azaman taki mai sarrafawa saboda ƙarancin solubility, wanda ke iyakance yawan hydrolysis zuwa urea, wanda shine taki mai saurin aiki.

 Abubuwan da suka danganci 
An haɓaka CRF da yawa bisa ga urea. Da ke da alaƙa da IBDU shine crotonylidene diurea (Crotodur). Mafi sauki sune kayan urea-formaldehyde daban-daban kamar ureaform, wanda ya ƙunshi methylene diurea da dimethylene triurea.

 Manazarta 

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