中文名稱異煙酸                                               中文同義詞4-吡啶羥酸;4-噼啉酸;吡啶-4-羥酸;4-吡啶羧酸;Γ-吡啶甲酸;吡啶-4-羧酸;異菸酸;4-吡啶甲酸/異煙酸英文名稱Isonicotinicaci                              英文同義詞4-PYRIDINECARBOXYLICACIDFORSYNTHESIS;Isonicotinicaci;66kDaneurofilamentprotein;AChemicalbookNTI-INA(ALPHAINTERNEXIN)(CENTER)antibodyproducedinrabbit;NEF5;Neurofilament5;Pyridine-4-carboxylicacid,4-Carboxypyridine;Isonicotinicacid,CP,98%CAS號55-22-1分子式C6H5NO2分子量123.11   異煙酸性質熔點≥300°C(lit.)沸點260°C(15mmHg)密度1,47g/cm折射率1.5423(estimate)閃點260°C/15mm儲存條件norestrictions.溶解度6Chemicalbookg/l酸度系數(pKa)4.96(at25℃)形態powder顏色yellowtotanPH值3-4(6g/l,H2O,20℃)(saturatedsolution)水溶解性5.2g/L(20ºC)   異煙酸
吡啶-4-甲酸
Pyridine-4-carboxylic Acid