Abstract:[36465-90-4] H4O5P2 (MW 145.98) InChI = 1S/H4O5P2/c1-6(2)5-7(3)4/h6-7H,(H,1,2)(H,3,4) InChIKey = XQRLCLUYWUNEEH-UHFFFAOYSA-N (reagent used in the synthesis of H-phosphonate monoesters; phosphonylation...[36465-90-4] H4O5P2 (MW 145.98) InChI = 1S/H4O5P2/c1-6(2)5-7(3)4/h6-7H,(H,1,2)(H,3,4) InChIKey = XQRLCLUYWUNEEH-UHFFFAOYSA-N (reagent used in the synthesis of H-phosphonate monoesters; phosphonylation of oligonucleotides) Physical Data: mp 36–39 °C.1 Preparative Methods: the pyridinium salt of the title reagent is prepared in situ by reaction in pyridine phosphonic acid with a condensing agent [usually pivaloyl chloride 2 or 5,5-dimethyl-2-oxo-2-chloro-1,3,2-dioxaphosphorinane 3].2 Handling, Storage, and Precautions: coloration after 2 to 3 days at 30 °C; decomposition on standing in a vacuum desiccator, accelerated by light; deliquescent in air; hydrolyzed rapidly by dilute HCl, KOH, or NaOH or more slowly by dilute NaHCO3 solution; stable in I2 + NaHCO3 solution; oxidized in Br2 + NaHCO3 solution.3Read More
Publication Year: 2002
Publication Date: 2002-04-15
Language: en
Type: reference-entry
Indexed In: ['crossref']
Access and Citation
AI Researcher Chatbot
Get quick answers to your questions about the article from our AI researcher chatbot