2,4-Dihydroxybenzophenone CAS 131-56-6

CAS:131-56-6

Tātai rāpoi:C13H10O3

Taumaha rāpoi:214.22

EINECS:205-029-4

kupu taurite:(2,4-dihydroxyphenyl)phenyl-methanon; (2,4-Dihydroxyphenyl) -phenylmethanon(2,4-dihydroxybenzophenon); 2,4-DHBP; 2,Chemicalbook4-Dihydroxtbenzophenone; 2,4-Dihydroxybenzofenon

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Taipitopito Hua

Tikiake

Tohu Hua

He aha te 2,4-Dihydroxybenzophenone CAS 131-56-6?

Ko te 2,4-Dihydroxybenzophenone he karaihe acicular kowhai kowhai, he paura ma ranei. Ira whakarewa 142.6-144.6℃. Te whakarewatanga i te 25 ℃ (g /100 ml whakarewa): acetone >50, benzene 1, ethanol >50 wai <0.5, n-heptane <0.5.2,4-Dihydroxybenzophenone he iti rawa te whakarewatanga o te wai me te kore e pirau e te kawakore. me te waikawa tino.

Whakatakotoranga

Tūemi	Whakatakotoranga
Te rewa	144.5-147 °C(marama)
Kohuatanga	194 °C (1 mmHg)
Kiato	1,32 g/cm3
Te pehanga kohu	0Pa i te 25 ℃
Taupū Refactive	1.5090 (whakatau tata)
Ira hiko	125 °C
RangitakiP	2.964 ki te 25 ℃
Whakarea waikawa (pKa)	7.72±0.35(I Matapaetia)

Taupānga

Ko te 2,4-Dihydroxybenzophenone te nuinga e whakamahia ana i roto i nga kirihou me etahi atu hei whakapumau marama, ka taea te tiaki i te karaehe me te kakahu, te aukati i nga raraunga mai i te kino o te marama, ka whakamahia ano hoki hei takawaenga ki te whakahiato i etahi atu miihini ultraviolet.