4,4′-Diamino-2,2′-stilbenedisulfonic acid CAS 81-11-8
4,4 '- diaminodiphenyl-2,2' - disulfonic acid yana cikin rukunin mahaɗan stilbene kuma ana iya shirya shi ta hanyar hydrogenation na mahaɗan da aka maye gurbin nitro. 4,4 '- Diamino-2,2' - stilbenedisilfonic acid lu'ulu'u ne mai siffar allura mai launin rawaya. Yana narkewa kaɗan a cikin ruwa, yana narkewa a cikin ethanol da ether, yana narkewa cikin sauƙi a cikin maganin alkaline.
| Abu | Ƙayyadewa |
| pKa | -1.58±0.50(An yi hasashen) |
| Wurin narkewa | 300°C |
| Yawan yawa | 1.4732 (kimanin ƙiyasin) |
| Matsi na tururi | 1.3hPa a 25℃ |
| MAI SAUƘI | <0.1 g/100 mL a 23 ºC |
| Refractive | 1.6510 (kimantawa) |
4,4 '- Diamino-2,2' - rini na acid stilbenedisilfonic da matsakaici kamar mai yin fari mai haske. 4,4 '- Diamino-2,2' - ana amfani da stilbenedisilfonic acid don samar da mai yin fari mai haske, rawaya mai daskararre kai tsaye G da R rawaya kai tsaye, da kuma azaman maganin kwari
Yawancin lokaci ana cika shi da 25kg / ganga, kuma ana iya yin kunshin da aka keɓance.
4,4'-Diamino-2,2'-stilbenedisulfonic acid CAS 81-11-8
4,4'-Diamino-2,2'-stilbenedisulfonic acid CAS 81-11-8












