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

CAS:2421-28-5

Qaacidda Molekuleeri:C17H6O7

Miisaanka Molekule:322.23

EINECS:219-348-1

Isku-mid ah: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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Calaamadaha Alaabta

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

3,3 ', 4,4' - Benzophenonetetracarboxylic dianhydride waa budo crystalline ah oo bunni ah. Barta dhalaalka ee walaxdan waa 218.67 ° C, waxayna ku burburtaa 360 ° C. Heerkulka gubashada ee iskiis ah aad ayuu u sarreeyaa, mana jirin wax gubasho ah oo la arkay. Cufnaanta walaxda waa 1.5452g/ml, cadaadiska uumigana waa 6.53E-011Pa.

Faahfaahinta

Shay	Faahfaahinta
Barta karkarinta	320°C 5mm
Cufnaanta	1.57 g/cm3
Barta dhalaalaysa	218-222 °C (iftiin)
barta iftiinka	324 °C
iska caabin	1.6380 (qiyaas)
Xaaladaha kaydinta	Jawi aan firfircoonayn, Heerkulka Qolka

Codsiga

BTDA waxaa loo isticmaalaa sidii dhexdhexaadiye wax soo saarka balaastigga ah ama kiimikooyin fiican oo ka jira waaxda warshadaha. Polymer monomer, oo loo isticmaalo soo saarista walxaha polymer-ka ee u adkaysta heerkulka sare.