7137-32-8Relevant articles and documents
METHOD FOR MANUFACTURING A 6-SUBSTITUTED 1-METHYL-1H-BENZIMIDAZOLE DERIVATIVE AND AN INTERMEDIATE OF SAID METHOD
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Page/Page column 11-12, (2012/09/25)
A method for manufacturing a 6-substituted 1-methyl-1H-benzimidazole derivative represented by the formula (IV) wherein R3 represents a hydrogen atom or a C1-C4 alkyl group. A 4-substituted N2-methylbenzene-1,2-
Reactions of Tris(dialkylamino)phosphines with Carbonyl Compounds
Hargis, J. H.,Mattson, G. A.
, p. 1597 - 1602 (2007/10/02)
The reactions of hexamethylphosphorous triamide and some cyclic analogues with anhydrides, acid chorides, and esters are reported.A mechanism is postulated which involves nucleophilic attack of trivalent phosphorus upon the carbonyl carbon, followed by phosphorane formation and a concerted fragmentation to products.