## Abstract The investigation concerns the effect of a bulky substituent at the pyrrole nitrogen atom on the orientation and regioselectivity of pyrrole phosphorylation with phosphorus(III) halides. As shown, phosphorylation of N‐iso‐propylpyrrole with phosphorus tribromide or trichloride proceeds
Phosphorylation of N-tert-Butylpyrrole by Phosphorus Trihalides.
✍ Scribed by A. A. Chaikovskaya; S. P. Ivonin; Yu. V. Dmitriv; A. M. Pinchuk
- Publisher
- John Wiley and Sons
- Year
- 2006
- Weight
- 16 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0931-7597
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📜 SIMILAR VOLUMES
## Abstract Phosphorylation of __N__‐trimethylsilyl‐ and __N__‐dimethyl‐tert‐butylsilylpyrroles with phosphorus tribromide in pyridine proceeds selectively at position 3 of the pyrrole ring. Removal of the trialkylsilyl protecting group has furnished the first representatives of __N__‐unsubstituted
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