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CAS號(hào):150-13-0
英文名稱(chēng):4-Aminobenzoic acid
英文同義詞:PABA;rvpaba;potaba;Pabacyd;Pabagel;Pabanol;p-amino;Romavit;Actipol;4-Abz-OH
中文名稱(chēng):對(duì)氨基苯甲酸
中文同義詞:對(duì)酸;對(duì)胺芐酸;葉酸雜質(zhì);對(duì)胺安息酸;對(duì)胺苯甲酸;維生素BX;對(duì)氨基苯甲酸;苯坐卡因雜質(zhì);對(duì)氨基苯甲酸;對(duì)一氨基苯甲酸
分子式:C7H7NO2
分子量:137.14
熔點(diǎn):187-189 °C(lit.)
沸點(diǎn):251.96°C (rough estimate)
密度:1.374 g/mL at 25 °C(lit.)
折射率:1.5323 (estimate)
閃點(diǎn):250 °C
儲(chǔ)存條件:2-8°C
溶解度:95% ethanol:soluble5%, clear to slightly hazy, colorless to yellow
形態(tài):Crystalline Powder
酸度系數(shù)(pKa):2.50, 4.87(at 25℃)
顏色:White to light yellow
氣味 (Odor):Odorless
PH值:3.5 (5g/l, H2O, 20℃)
酸堿指示劑變色ph值范圍:3.5
水溶解性:4.7 g/L (20 ºC)
敏感性:Air & Light Sensitive
Merck:14,423
BRN:471605
穩(wěn)定性:Stable. Incompatible with strong oxidizing agents. Combustible. Sensitive to light and air. May discolour on exposure to light.
InChIKey:ALYNCZNDIQEVRV-UHFFFAOYSA-N
CAS 數(shù)據(jù)庫(kù):150-13-0(CAS DataBase Reference)
(IARC)致癌物分類(lèi):3 (Vol. 16, Sup 7) 1987
NIST化學(xué)物質(zhì)信息:p-Aminobenzoic acid(150-13-0)
EPA化學(xué)物質(zhì)信息:p-Aminobenzoic acid (150-13-0)