3-Chloro-2-fluorobenzoic acid (CAS # 161957-55-7)
Risk thiab Safety
| 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. S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. S36 - Hnav khaub ncaws tiv thaiv zoo. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. |
| WGK Germany | 3 |
| HS Code | 291639 0 |
| Hazard Class | IRRITANT |
3-Chloro-2-fluorobenzoic acid (CAS # 161957-55-7) Taw qhia
1. Cov tsos mob: 3-chloroo-2-fluorobenzoic Acid yog cov xim tsis muaj xim lossis cov hmoov dawb.
2. Solubility: Nws solubility nyob rau hauv dej yog tsawg, tab sis nws solubility nyob rau hauv cov organic solvents yog zoo dua.
3. Stability: kuj ruaj khov ntawm chav tsev kub, tab sis tsis txhob sib cuag nrog cov oxidants muaj zog thiab muaj zog acids kom tsis txhob muaj kev cuam tshuam tsis zoo.Siv:
1. Cov khoom siv tshuaj lom neeg: 3-Chloro-2-Fluorobenzoic Acid tuaj yeem siv los ua kom muaj lwm cov organic tebchaw thiab yog ib qho tseem ceeb tshuaj raw khoom.
2. Cov tshuaj tua kab nruab nrab: Nws kuj yog siv los ua ib qho nruab nrab rau qee cov tshuaj tua kab thiab koom nrog kev sib xyaw ntawm cov tshuaj tua kab.
Txoj kev:
Kev npaj ntau ntawm 3-Chloro-2-Fluorobenzoic Acid suav nrog cov kauj ruam hauv qab no:
1.2,3-difluorobenzoic acid reacts nrog phosphorous chloride los tsim 2-chloro -3-fluorobenzoyl chloride.
2. React 2-chloro-3-fluorobenzoyl chloride nrog chloroacetic Acid los tsim 3-chloroo-2-fluorobenzoic Acid.
Cov ntaub ntawv kev nyab xeeb:
1. Kev nqus pa, noj thiab kev sib cuag ntawm daim tawv nqaij ntawm 3-choro-2-fluorobenzoic Acid yuav tsum raug zam. Hnav cov kev tiv thaiv tsim nyog thaum siv, xws li hnav hnab looj tes tiv thaiv thiab ua pa.
2. Thaum lub sijhawm ua haujlwm thiab khaws cia, nws yuav tsum nyob deb ntawm qhov hluav taws kub thiab ib puag ncig kub kom tsis txhob muaj kev sib tsoo lossis tawg.
3. Kev pov tseg pov tseg: pov tseg cov khoom pov tseg kom raug raws li cov cai thiab cov kev cai cuam tshuam los tiv thaiv ib puag ncig thiab kev noj qab haus huv.
Thov nco ntsoov tias cov ntaub ntawv saum toj no tsuas yog siv rau kev siv xwb. Yog tias koj xav siv 3-choro-2-fluorobenzoic Acid, thov ua raws li cov txheej txheem kev nyab xeeb thiab cov kev cai, thiab txiav txim kom raug raws li qhov xwm txheej tshwj xeeb.
