Biimidazol-2-yl–BF2 complexes
✍ Scribed by Timothy W. Ross; Govindarao Sathyamoorthi; Joseph H. Boyer
- Book ID
- 102227930
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- English
- Weight
- 321 KB
- Volume
- 4
- Category
- Article
- ISSN
- 1042-7163
No coin nor oath required. For personal study only.
✦ Synopsis
Nonfluorescent 4,4',5,5'-tetramethyl-and 4,5,4',5'bistetramethylene biimidazol-2-yls 5 and 6 combined with boron trifluoride to give the tetramethyl and bis-tetramethylenebiirnidaz01-2-yl-BF~ complexes 9 and 10 isolated as strongly fluorescent BF3 salts, Af (dichloromethane
📜 SIMILAR VOLUMES
Pyrromethene-BF, complexes (P-BF,) 7 were obtained from a-uns,ubstituted pyrroles 5 by acylation and condensation to give intermediate pyrromethene hydrohalides 6 followed by treatment with boron trifluoride etherate. Conversion of ethyl cu-pyrrolecarboxylates 4 to a-unsubstituted pyrroles 5 was bro