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

CAS:2421-28-5

Fọọmu Molecular:C17H6O7

Ìwọ̀n Molikula:322.23

EINECS:219-348-1

Awọn itumọ ọrọ sisọ: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

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Kini 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5?

3,3 ', 4,4' - Benzophenonetetracarboxylic dianhydride jẹ lulú kirisita brownish kan. Iwọn yo ti nkan yii jẹ 218.67 ° C, ati pe o bajẹ ni 360 ° C. Iwọn ijona lairotẹlẹ jẹ giga pupọ, ko si si flammability ti a ṣe akiyesi. Awọn iwuwo ti nkan na jẹ 1.5452g/ml, ati awọn oru titẹ jẹ 6.53E-011Pa.

Sipesifikesonu

Nkan	Sipesifikesonu
Oju omi farabale	320°C 5mm
iwuwo	1,57 g/cm3
Ojuami yo	218-222°C (tan.)
oju filaṣi	324 °C
resistivity	1.6380 (iṣiro)
Awọn ipo ipamọ	Afẹfẹ inert,Iwọn otutu yara

Ohun elo

A lo BTDA bi agbedemeji ni iṣelọpọ awọn ọja ṣiṣu tabi awọn kemikali to dara ni eka ile-iṣẹ. Polymer monomer, ti a lo fun sisọpọ awọn ohun elo polima sooro iwọn otutu giga.