1-Bromo-4-nitrobenzene (CAS # 586-78-7)
| Hazard Cov Cim | Xn – Ua phem |
| Risk Codes | R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos. R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. |
| Kev nyab xeeb piav qhia | S22 - Tsis txhob nqus plua plav. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. |
| UN IDs | TIAB SA 3459 |
Taw qhia
1-Bromo-4-nitrobenzene yog cov organic compound nrog cov tshuaj formula C6H4BrNO2. Cov hauv qab no yog cov lus piav qhia ntawm nws qhov xwm txheej, kev siv, kev tsim thiab cov ntaub ntawv kev nyab xeeb:
Xwm:
1-Bromo-4-nitrobenzene yog daj ntseg daj siv lead ua nrog iab almond tsw. Nws yog ib yam khoom nyob rau hauv chav tsev kub thiab muaj ib tug siab melting point thiab boiling point. Nws tsis zoo soluble hauv dej, tab sis soluble hauv cov kuab tshuaj organic xws li cawv thiab ethers.
Siv:
1-Bromo-4-nitrobenzene muaj ntau yam kev siv hauv cov organic synthesis. Nws tuaj yeem siv los ua qhov nruab nrab rau kev sib txuas ntawm lwm cov organic sib txuas, xws li tshuaj, dyes thiab tshuaj tua kab. Nws tseem tuaj yeem siv los ua cov khoom pib hauv cov tshuaj tiv thaiv hluavtaws rau cov tshuaj tua kab mob, tshuaj hormones thiab tshuaj pleev ib ce.
Txoj Kev Npaj:
Kev npaj ntawm 1-Bromo-4-nitrobenzene tuaj yeem ua tiav los ntawm cov kauj ruam hauv qab no:
1. nitric acid reacts nrog bromobenzene los tsim 4-nitrobromobenzene.
2. 4-nitrobromobenzene hloov mus rau 1-Bromo-4-nitrobenzene los ntawm kev txo cov tshuaj tiv thaiv.
Cov ntaub ntawv kev nyab xeeb:
1-Bromo-4-nitrobenzene yog ib yam khoom phem uas ua rau khaus thiab carcinogenic. Hnav hnab looj tes thiab tsom iav tiv thaiv kom tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. Tsis txhob nqus nws cov plua plav lossis vapor thiab xyuas kom meej tias nws siv nyob rau hauv qhov chaw zoo. Hauv kev khaws cia thiab tuav, ua raws li cov txheej txheem kev nyab xeeb.
