CH82599A
(en )
1919-10-01
Process for the preparation of per compounds
CH80665A
(en )
1919-09-01
Process for the production of an artificial stone
CH80635A
(en )
1919-09-01
Process for the preparation of ethyl pseudoisatin
CH80636A
(en )
1919-08-16
Process for the preparation of methyl pseudoisatin
CH81559A
(en )
1919-11-17
Process for the preparation of 4-6-dichloroisatin
CH81554A
(en )
1919-11-17
Process for the preparation of 5-methyl-7-chloroisatin
CH81561A
(en )
1919-11-17
Process for the preparation of 4-chloro-7-methoxyisatin
CH81551A
(en )
1919-11-01
Process for the preparation of 4-chloro-7-methylisatin
CH80633A
(en )
1919-08-01
Process for the preparation of 7-chloroisatin
CH80638A
(en )
1919-08-01
Process for the preparation of 5-7-dimethylisatin
CH81555A
(en )
1919-11-17
Process for the preparation of 5-chloro-7-methylisatin
CH81558A
(en )
1919-12-01
Process for the preparation of 4-7-dichloroisatin
CH81552A
(en )
1919-11-01
Process for the preparation of 4-methyl-7-chloroisatin
CH80641A
(en )
1919-08-16
Process for the preparation of 7-methylisatin
CH80637A
(en )
1919-08-16
Process for the preparation of 4-7-dimethylisatin
CH78792A
(en )
1918-09-02
Process for the preparation of sodium peroxide
CH79578A
(en )
1918-12-02
Process for the isolation of hyoscyamine
CH80786A
(en )
1919-04-01
Method of making masonry
CH80966A
(en )
1919-04-16
Process for the preparation of 2-thienylquinoline-4-carboxylic acid
CH80095A
(en )
1919-07-01
Process for the preparation of isatin
CH80233A
(en )
1919-07-01
Process for the preparation of 4 4'-diaminobenzophenone
CH80634A
(en )
1919-08-01
Process for the preparation of 5-chloroisatin
CH76149A
(en )
1917-11-01
Process for the preparation of 6-oxy-2-phenylpyridine-5-carboxylic acid (2-phenylpyridone-5-carboxylic acid)
CH80632A
(en )
1919-08-01
Process for the preparation of 5-bromoisatin
CH78353A
(en )
1918-07-16
Process for the preparation of an acidic disazo dye