BTDA CAS: 2421-28-5 3,3 ', 4,4'-benzophenonetboxylic dianhydride
Cov lus piav qhia luv luv:
| Khoom npe | 3,3 ', 4,4'-benzophenonflarboxylic dianhydride |
| Lus luv | Btda |
| Cas Tsis tau. | 2421-28-5 |
| Kev tshwm sim | |
| Kev coj dawb huv | ≥96% |
| Ion | |
| Molecular Cov Qauv |  |
Khoom npe3, 3 ',4,4'-benzophenonflarboxylic dianhydride
Lus luvBtda
Cas Tsis tau.2421-28-5
Purity ≥98%
BTDA yog xim av brownish xim av crystalline hmoov. Lub ntsiab lus melting ntawm cov tshuaj no yog 218.67 ° C thiab nws decomposes ntawm 360 ° C. Qhov tshwm sim sib xyaw ua ke yog qhov siab heev thiab tsis muaj xim yog qhov pom. Qhov ntom ntawm cov tshuaj no yog 1.545ChemicalBook2G / ml, thiab lub vapor siab yog 6.53e-011pa. Cov tshuaj no yog me ntsis soluble hauv dej, nrog lub logpow ntawm 3.3. Daim ntawv thov ntawm BTDA raws li kev sib txuas hauv cov lag luam kev lag luam rau kev tsim khoom ntawm cov khoom siv yas lossis tshuaj zoo.
Sau koj cov lus ntawm no thiab xa mus rau peb
