3,3′,4,4′-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5

CAS:2421-28-5

Fomula ya Maselo:C17H6O7

Kulemera kwa Maselo:322.23

EINECS:219-348-1

Mawu ofanana:3,3', 4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3', 4,4'-Tetracarboxybenzophenone dianhydride; 3,3', 4,4'-benzophenonetetracarboxylicaciddianhydride; BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; BTDA~4,4-Carbonyldiphthalic anhydride

Siyani Uthenga Wanu

Tsatanetsatane wa Zamalonda

Tsitsani

Ma tag a Zamalonda

Kodi 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5 ndi chiyani?

3,3 ', 4,4' - Benzophenonetetracarboxylic dianhydride ndi ufa wofiirira wa kristalo. Kusungunuka kwa chinthuchi ndi 218.67 ° C, ndipo kumawola pa 360 ° C. Kutentha koyaka mwadzidzidzi kumakhala kwakukulu kwambiri, ndipo palibe kuyaka komwe kunawonedwa. Kuchuluka kwa chinthuchi ndi 1.5452g/ml, ndipo kuthamanga kwa nthunzi ndi 6.53E-011Pa.

Kufotokozera

Chinthu	Kufotokozera
Malo otentha	320°C 5mm
Kuchulukana	1,57 g/cm3
Malo osungunuka	218-222 °C (lit.)
pophulikira	324 °C
kukana	1.6380 (chiyerekezo)
Malo osungiramo zinthu	Mpweya wopanda mpweya, Kutentha kwa chipinda

Kugwiritsa ntchito

BTDA imagwiritsidwa ntchito ngati chothandizira popanga zinthu zapulasitiki kapena mankhwala abwino m'mafakitale. Polymer monomer, yomwe imagwiritsidwa ntchito popanga zinthu za polymer zomwe sizitentha kwambiri.