Manufacture of .beta.-halocetals or .beta.-haloketals

Manufacture of .gamma.,.delta.-unsaturated ketones

Manufacture of .gamma.-butyrolactone from maleic anhydride

Manufacture of 1,1'-dialkyl-4,4'-bipyridylium salts

Manufacture of 1,1'-dialkyl-4,4'-bipyridylium salts

Manufacture of 1,4-butanediol

Manufacture of 1,6-hexanediol from butadiene

Manufacture of 1-amino-2-alkoxy-4-hydroxyanthraquinones

Manufacture of 1-amino-2-bromo-4-hydroxyanthraquinone

Manufacture of 1-disubstituted aminoalk-2-yn-4-ols

Manufacture of 1-disubstituted aminoalk-2-yn-4-ols

Manufacture of 1-methyl-3-(monohalogeno)-phenylindans and dihalo

Manufacture of 2,6,6-trimethyl-cyclohex-2-en-1-one

Manufacture of 2,6,6-trimethyl-cyclohex-2-en-1-one

Manufacture of 2-(alkyl)amino-4-hydroxy-5-alkylpyrimidines

Manufacture of 2-amino-1-alcohols

Manufacture of 2-amino-3,5-dinitrobenzamide

Manufacture of 2-amino-3-bromoanthraquinone

Manufacture of 2-cyano-propionate esters

Manufacture of 2-hydroxy-naphthalene-3-carboxylic acid