橙黄Ⅰ(ORANGE I)：523-44-4
橙黄Ⅰ
一号橙,酸性橙I,金橙I,4-羟基萘偶氮对苯磺酸钠,1-萘酚偶氮对苯磺酸钠,4-[(4-羟基-1-萘基)偶氮基]苯磺酸单钠盐;1号金莲橙000;4-(4-羟基-1-萘基偶氮基)苯磺酸钠盐;金橙I/橙黄I;橙黄I;金橙I;酸性橙I;二号红
ORANGE I
1333orange;4-((4-hydroxy-1-naphthalenyl)azo)benzenesulfonicacid,monosodiumsalt;4-((4-hydroxy-1-naphthalenyl)azo)-benzenesulfonicacimonosodiumsalt;4-((4-hydroxy-1-naphthalenyl)azo)benzenesulphonicacid,monosodiumsalt
523-44-4
208-346-6
C16H11N2NaO4S
350.32
260 °C (decomp)
DMSO (Slightly), Methanol (Slightly)
Red to Very Dark Red Solid
22-24/25
32041200
Inert atmosphere,Room Temperature
橙黄Ⅰ可用作酸碱指示剂，pH 7.6(棕黄)-8.9(紫红)，也可用作蛋白质染色。
