WebPhosphoric acid (orthophosphoric acid, monophosphoric acid or phosphoric(V) acid) is a colorless, odorless phosphorus-containing solid, and inorganic compound with the … WebYield Reaction Conditions Operation in experiment; 90%: With polyphosphoric acid at 200℃; for 6h; 86%: With polyphosphoric acid at 220℃; for 3h; 4.1.1. 4-(1H-imidazo[4,5-b]pyridin-2-yl)aniline(I) 2,3-Diaminopyridine (5.45 g, 0.05 mol), 4-aminobenzoic acid(6.85 g, 0.05 mol) in polyphosphoric acid (PPA) (85 g) were heated inan oil bath at 220 °C for 3 h.
Polyphosphoric acid CAS 8017-16-1 SCBT - Santa Cruz …
WebPolyphosphoric acids CAS Number: 8017-16-1 Molecular formula: H(n+2)O(3n+1)Pn IUPAC Name: Polyphosphoric acids Type of Substance Composition: multi ... Orthophosphoric … WebCAS No. 8017-16-1 EC No. 232-417-0 Synonyms: Tetra Phosphoric Acid; Phospholeum Polyphosphoric acid Polyphosphoric acid can be used in organic synthesis for … small paper straws
Brief Profile - ECHA - Europa
WebPolyphosphoric acid PPA 116 Product Information CAS (CAS Number) 8017-16-1. Product Applications Manufacturing of pharmaceutical agents. Synonyms Polyphosphoric acid. Technical Contact Dr. Ralf-Johann Moritz . Leverkusen +49 221 8885 5600 ... WebCAS Name Polyphosphoric acids Molecular Formula Unspecified Discover more in SciFinder n. Cite this Page ... Phosphoric acid, poly-Super Phos 105; View All. Deleted or Replaced CAS Registry Numbers. 25852-84-0, 27359-92-8, 29543-82-6, 29543-77-9, 29543-78-0, 29543-81-5, 29543-83-7, 29543-80-4, 29543-79-1, 29725-17-5, 72007-34-2. WebPolyphosphoric acid is used as a dehydrating agent, cyclizing agent, acylating agent, analytical reagent and as a ring closing reagent. It is used in the production of phosphate esters, acid phosphates and pharmaceuticals. It is involved in metal treatment and as an asphalt and a bitumen additive. sono rettou kishi level 999 chapter 1