| abstract |
The invention relates to the use of a chemical compound of formula (I), certain compositions containing 3-methylthiopropionaldehyde, 3-methylthio-1,1-propanediol, a compound according to formula I and water, also: methods for the production of same and the use of same to produce 2-hydroxy-4-(methylthio)butyric acid nitrile, methionine hydantoin, methionine, and the use of same as a protected form for storage and/or transportation of 3-methylthiopropionaldehyde. |