1,2-Dibromobenzene 99% CAS 583-53-9
1,2-Dibromobenzene hmoov
| Kev txheeb xyuas | Khoom npe: | 1,2-Dibromobenzene hmoov | ||
| Khoom npe: | 1,2-Dibromobenzene hmoov | |||
| Molecular formula: | C6H4Br2 | Molecular Luj: | 263 | |
| CAS Nr: | 583-53-9 : kuv | RTECS No: | ||
| HS code: | 290339090 ib | A Tsis yog: | 2711 ib | |
| Dangerous khoom code: | ib 33547 | IMDG Code Page: | ||
| Physical thiab Chemical Properties | Cov tsos thiab cov khoom: | Colorless pob tshab kua; Insoluble hauv dej, soluble hauv ethanol, ethyl ether, C ketone, acetic acid, benzene, roj av ether thiab carbon tetrachloride. | ||
| Kev siv: | Siv nyob rau hauv organic synthesis, Dye intermediate. | |||
| Melting point: | 4-6 ° C (lit.) | Boiling point: | 225.5 ℃ | |
| Relative ntom ntom (dej = 1): | 1.976 ib | Cov dej noo ≤: | 0.05% | |
| 1,2-dibromobenzene Assay ≥ | 99% | Tus nqi PH: | 6.0-8.0 Nws | |
| Saturated vapor siab (kPa): | 0.67 (70 ℃) | Solubility: | Insoluble hauv dej, soluble hauv ethanol, ethyl ether, C ketone, acetic acid, benzene, roj av ether thiab carbon tetrachloride. | |
| Qhov kub thiab txias (℃): | - | Critical siab (MPa): | - | |
| Thaum tshav kub kub combustion (kj / mol): | - | |||
| combustion thiab tawg txaus ntshai | Cov xwm txheej kom zam: | - | ||
| Flammability: | Flamable | Kev tswj hwm hluav taws xob hluav taws xob hauv tsev:: | - | |
| Flash point (℃): | 91 ° C | Self-Ignition kub (℃): | - | |
| Tsawg tawg txwv (V%): | - | Upper explosive limit (V%): | - | |
| Cov yam ntxwv txaus ntshai: | Nws cov vapor thiab huab cua tuaj yeem tsim qhov sib xyaw tawg, hauv cov nplaim taws qhib, kub kub ua rau kub kub. React nrog oxidant tau. Los ntawm kub kub decompound cia tawm cov pa phem. Yog tias ntsib kub taub hau, lub thawv ntim siab nce, muaj cov kab nrib pleb thiab muaj kev pheej hmoo ntawm kev tawg. | |||
| Combustion (decomposition) cov khoom: | Cov pa roj carbon monoxide, carbon dioxide, hydrogen bromide. | Kev ruaj ntseg: | - | |
| Cov ntaub ntawv tsis sib xws: | muaj zog oxidizing agents. | Polymerization phom sij: | - | |
| Txoj kev tua hluav taws: | hmoov qhuav, ua npuas ncauj, Sandy av, dej | |||
| Risk qeb: | 9 | - | - | |
| Ntim thiab thauj | Packing pab pawg: | III | ||
| Cov lus qhia rau kev khaws cia thiab kev thauj mus los:: | Khaws rau hauv ib qho chaw txias, qhov cua txias kom deb ntawm qhov hluav taws kub thiab qhov cua sov. Tsis txhob tshav ntuj ncaj qha. Kub yuav tsum tsis txhob ntau tshaj 30 ℃ . Khaws lub thawv kaw. Yuav tsum khaws cia nyias nyias nrog oxidant, khoom noj khoom haus thiab tsis muaj reservoir sib xyaw. | |||
| Yam khoom | Index tus nqi |
| Qhov tshwm sim | Colorless pob tshab kua los yog siv lead ua |
| Cov mis mos molecular | C6H4Br2 |
| 1,2-dibromobenzene Assay ≥ | 99% |
| Qhov ceev (d2020) g/cm3 | 1.976 ib |
| Tus nqi PH | 6.0-8.0 Nws |
| Cov dej noo ≤ | 0.05% |
Sau koj cov lus ntawm no thiab xa tuaj rau peb
