Dibenzoylmethane CAS 120-46-7
ʻO Dibenzoylmethane kahi aniani ʻaʻohe oblique square plate-like crystal. Ka helu heheʻe 81 ℃, kahi e hoʻolapalapa ai 219 ℃ (2.4kPa). Hiki ke hoʻoheheʻe i loko o ka chlorohydrin a me ka chloroform, hiki ke hoʻoheheʻe ʻia i ka solution sodium hydroxide, hiki ʻole ke hoʻoheheʻe ʻia i ka solution sodium carbonate, a hiki ke hoʻoheheʻe ʻia i ka wai.
| 'ikamu | Hōʻike |
| Lae paila | 219-221 °C18 mm Hg(māmā) |
| ʻO ka mānoanoa | 0.800 g/cm3 |
| Lae hehee | 77-79 °C(māmā) |
| kiko uila | 219-221°C/18mm |
| kūʻē | 1.6600 (manaʻo) |
| Nā kūlana mālama | E mālama ʻia ma lalo o +30 ° C. |
ʻO Dibenzoylmethane analytical reagent, hoʻohana ʻia no ka ʻike ʻana i ke kalapona disulfide a me ka thallium, no ka hoʻoholo kaumaha o ka uranium, no ka hoʻoholo photometric o U+4, no ka unuhi ʻana i ke kālā, aluminika, barium, beryllium, calcium, cadmium, cobalt, keleawe, hao, gallium, mercury, indium, lanthanum, magnesium, manganese, nickel, lead, palladium, scandium, thorium, titanium, zinc, zirconium, etc. Hoʻohana ʻia ʻo Dibenzoylmethane ma ke ʻano he co stabilizer i ka ʻōnaehana hoʻonohonoho calcium / zinc hydroxide e hana i nā ʻōmole wai mineral PVC.
Hoʻopili pinepine ʻia i ka 25kg / pahu, a hiki ke hana ʻia i ka pōʻai maʻamau.
Dibenzoylmethane CAS 120-46-7
Dibenzoylmethane CAS 120-46-7
