Reaction of Isocyanates, Isothiocyanates, or Carbon Disulfide with Methylenediamines
โ Scribed by Dr. H. Ulrich; Dr. A. A. R. Sayigh
- Publisher
- John Wiley and Sons
- Year
- 1966
- Tongue
- English
- Weight
- 112 KB
- Volume
- 5
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
The regioselectivity of the reaction of 1-(thiophenyl)-(Li-6), 1-(phenylsulfinyl)-(Li-12), 1-(phenylsulfonyl)-(Li-15) and 1-(diethoxyphosphoryl)allyllithium (Li-18) with CO 2 , PhNCO and PhNCS is investigated. Carboxylation of the allyl sulfide 6 and the allyl sulfoxide 12 proceeds with low regiosel
The reactions of the title compounds are governed by sulfur redox chemistry. Thus, cyanothioformamide 2 reacts with aryl isocyanates 3a-c to give bis[3-aryl-1-(arylcarbamoyl)-2oxo-4-(arylcarbamoylimino)imidazolidin-5-yl] disulfides 6, as shown by an X-ray crystallographic investigation of product 6a