| abstract |
The present invention relates to 2-oxo-1,3-dioxolane-4-carboxamides of formula (I), wherein R 2 can especially be an n-valent group (n>1), which is replaced by n-1 additional Substituted by 2-oxo-1,3-dioxolane-4-carboxamide groups of general formula (II), involving these 2-oxo-1,3-dioxolane-4-carboxamides A method for the preparation of 2-oxo-1,3-dioxolane-4-carboxylic acid of formula (III), said carboxylic acid being a suitable starting material for said method, and said 2 - the use of oxo-1,3-dioxolane-4-carboxamide for the preparation of (poly)hydroxyurethanes, (poly)hydroxycarbonates and (poly)hydroxysulfanyl formates, and Use as an end group for blocking amines. |