WebJul 1, 1999 · Apparently the derivatization by-product f rom BSA, 1, can attack the initially formed trimethylsilyl ester to . ... [68] to y ield a synthetically useful polyphosphoric acid ester . WebFind polyphosphoric acid and related products for scientific research at Merck. IN EN. Applications Products Services Support. Advanced Search. Structure Search. ... Synonym(s): PPSE, Polyphosphoric acid trimethylsilyl ester. Linear Formula: {-P(=O)[OSi(CH 3) 3]O-}n. CAS No.: 40623-46-9. Compare Product No. Description SDS Pricing; 414026 ...
Synthesis of Amides and Amidines by Reaction of Carboxylic …
WebCondensation reactions of carboxylic acids and anilines in the presence of polyphosphoric acid trimethylsilyl ester (PPSE) afforded a range of sterically demanding N,N′ … WebTrimethylsilyl polyphosphate. {-P(=O)[OSi(CH3)3]O-}n. Synonyms: PPSE, Polyphosphoric acid trimethylsilyl ester. CAS 40623-46-9. Molecular Weight null. Browse Trimethylsilyl … inclusion\u0027s s8
Trimethylsilyl polyphosphate Polyphosphoric acid trimethylsilyl ester …
WebIt covers the literature since it first appeared in the eighties until the first trimester of 2007. A discussion of the synthetic utility of PPSE, compared to other related reagents such as … WebAug 9, 2010 · IUPAC Standard InChIKey: DDLPZVTUKLKVQB-UHFFFAOYSA-N Copy CAS Registry Number: 18748-91-9 Chemical structure: This structure is also available as a 2d Mol file; Other names: Octadecanoic acid, trimethylsilyl ester; Stearic acid, trimethylsilyl ester; Trimethylsilyl ester of octadecanoic acid; Trimethylsilyl stearate; Octadecanoic acid, … WebPUMMERER REARRANGEMENT PROMOTED BY POLYPHOSPHORIC ACID TRIMETHYLSILYL ESTER (PPSE) 1984, Vol.13, No.10. 1831-1834. Open Access. PUMMERER REARRANGEMENT PROMOTED BY ... Aqueous One-pot and Oxygen-tolerant Synthesis of Glycopolymers Using Polymer-backbone-bearing Water-soluble Activated … inclusion\u0027s sc