O-Cresolphthalein CAS 596-27-0
O-cresol phthalein waa budo crystalline ah oo cad ama huruud ah.Barta dhalaalka 216 ~ 217 ℃.Ku milmay khamriga, ether iyo glacial acetic acid, wax yar oo biyo ku milmay, aan lagu milmin benzene, milmay alkali.Waxa loo adeegsaday tusaha aashitada-saldhigga ee kimistariga falanqaynta.Waxay leedahay qaab dhismeed kiimiko oo la mid ah iyo sifooyin kiimikaad oo la mid ah phenolphthalein, midabkeeduna waa 8.2 (midab la'aan) -9.8 (casaan)Qaab dhismeedkeeda aashitada waa qaab lactone oo aan midab lahayn, iyo qaab dhismeedkeedu waa qaabka quinone oo u muuqda casaan.
| Shayga | Tilmaamid |
| barta dhalaalaysa | 223-225 °C |
| Barta karkarinta | 401.12°C (qiyaasta qallafsan) |
| Cufnaanta | 1.1425 (qiyaasta adag) |
| Tilmaanta refractive | 1.4400 (qiyaas) |
| pKa | 9.40 ( saacada 25 ℃) |
O-Cresolphthalein waxa loo istcimaalaa tusaha aashitada ku salaysan oo leh kala duwanaansho midab leh oo pH8.2(midab la'aan) ilaa 9.8(casaan).
25kg / durbaan ama sida waafaqsan shuruudaha macaamiisha.
O-Cresolphthalein CAS 596-27-0
O-Cresolphthalein CAS 596-27-0
