O-Cresolphthalein CAS 596-27-0

CAS:596-27-0

Fomura reMamorekuru:C22H18O4

Kurema kweMorekuru:346.38

EINECS:209-881-8

Mazwi akafanana:3',3''-dimethyl-phenolphthalei; cresolphthalein; Di-o-Cresolphthalide; o-Cresolphalein; o-cresolphtaleine; 3,3-bis(4-hydroxy-3-methylphenyl)-1(3h)-isobenzofuranon; 3,3-Bis(4-hydroxy-3-methylphenyl)-1-(3H)-iso-benzofuranone

Siya Mharidzo Yako

Ruzivo rweChigadzirwa

Dhawunirodha

Matagi eChigadzirwa

Chii chinonzi O-Cresolphthalein CAS 596-27-0?

O-cresol phthalein ipfu yekristalo chena kusvika yero yakapfava. Nzvimbo yekunyunguduka 216 ~ 217℃. Inonyunguduka mualcohol, ether uye glacial acetic acid, inonyunguduka zvishoma mumvura, hainyungudike mubenzene, inonyunguduka mualkali yakapfava. Inoshandiswa sechiratidzo cheacid-base mu analytical chemistry. Ine chimiro chemakemikari chakafanana uye hunhu hwepanyama uye hwemakemikari sephenolphthalein, uye huwandu hwayo hwekusiyana kwemavara i8.2 (isina ruvara)-9.8 (tsvuku) (Phenolphthalein color discoloration range i8.2-10). Chimiro chayo cheacid hachina ruvara selactone, uye chimiro chayo chepasi iquinone uye chinoita setsvuku.

Tsanangudzo

Chinhu	Tsanangudzo
Nzvimbo yekunyunguduka	223-225 °C
Pokufashaira	401.12°C (fungidziro yakadzama)
Kuwanda kwevanhu	1.1425 (fungidziro yakadzama)
Indekisi yeRefractive	1.4400 (fungidziro)
pKa	9.40 (pa25℃)