Essentials of Heterocyclic Chemistry | 食品添加物合法業者資訊網

^ pKa value of piperidinium (protonated piperidine), corresponding to a pKb value of 2.78 for piperidine. ^ Frank Johnson Welcher (1947). Organic Analytical ... Read More

Piperidine | C5H11N | CID 8082 - structure, chemical names, physical and chemical ... Comparison of the accuracy of experimental and predicted pKa values of ... Read More

Measured pKa values of 9.73 (first nitrogen) and 5.33 (second nitrogen)(4) indicate that piperazine will exist primarily in cation form in the environment and ... Read More

pKa: –0.5. 1,2,3-Oxadiazole. 1,2,3-Triazole. pKa: 9.3. 1,3,4-Thiadiazole. pKa: –4.9. 2H-Pyran. 4H-Pyran. Pyridine. pKa: 5.2. Piperidine. pKa: 11.2. Read More

2010年4月8日 — Piperidine is a widely used building block and chemical reagent in the synthesis of organic ... pKa (Strongest Basic), 10.4, ChemAxon. Read More

2012年9月11日 — Piperidine has been found to be a microbial metabolite. Piperidine is a flavouring agent and it is ... pKa (Strongest Basic), 10.4, ChemAxon. Read More

2017年4月18日 — We also have a value for the pKa for the conjugate acid of piperidine. It's about 11 . Read More

由 S Zafar 著作 · 2014 · 被引用 3 次 — Dissociation constant (pKa) of ten novel phenacyl derivatives of piperidine were determined by potentiometric titration method in aqueous medium at room ... Read More

pKa Data Compiled by R. Williams. pKa Values. INDEX. Inorganic ... Cis-2,6-dimethyl-piperidine 10.92. 3. 1-Ethyl-2-methylpyrrolidine. Read More