A New Synthesis of Isocyanates and Isothiocyanates
โ Scribed by Doz. Dr. G. Greber; Dipl.-Chem. H. R. Kricheldorf
- Publisher
- John Wiley and Sons
- Year
- 1968
- Tongue
- English
- Weight
- 118 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
Method 1): (3a) is heated in 80 % H z S 0 4 at 150 OC for 112 h. On cooling and dilution, ( l a ) is precipitated; it was recrystallized from H20. Method 2): 1 g of (4a) and 2 ml of 52 % hydrazine are dissolved in alcohol; (la) is precipitated after ca. 12 h. (4a) is dissolved in hot alcohol and t
N-(2-Hydroxyethyl)-4-nitrobenzenesulfonamide ( 1 ) reacts when heated with an excess of dilute sodium hydroxide solution to give 2-hydroxyethyl-4-nitrophenylamine (2). O z N ~S 0 2 N H -C H z C H 2 0 H -+ 2 NaOH ( 1) (Z), 96% Starting material Rearrangement prod! M.P. ("C