4 6-dichloropyridine-3-carbonitrile (CAS # 166526-03-0)
Risk thiab Safety
| Hazard Cov Cim | T – Toxic |
| Risk Codes | 25 – Toxic yog nqos |
| Kev nyab xeeb piav qhia | 45 - Thaum muaj xwm txheej los sis yog tias koj tsis xis nyob, nrhiav kev kho mob tam sim ntawd (saib daim ntawv lo thaum twg los tau.) |
| UN IDs | UN 2811 |
| Hazard Class | IRRITANT |
4 6-dichloropyridine-3-carbonitrile (CAS # 166526-03-0) Taw qhia
-Cov tsos mob: 4, nws yog xim tsis muaj xim rau lub teeb daj.
-Solubility: Nws muaj zoo solubility nyob rau hauv cov organic solvents.
- Melting point thiab boiling point: melting point yog -10 ℃, boiling point yog 230-231 ℃.
-Density: Qhov ceev yog 1.44g / cm³ (20 ° C).
-Stability: Nws ruaj khov, tab sis tsis txhob sib cuag nrog cov oxidants muaj zog.
Siv:
-4, feem ntau yog siv los ua reagent thiab nruab nrab hauv cov organic synthesis.
-Nws tuaj yeem siv los tsim cov tshuaj xws li carbamazepine.
-tuaj yeem siv los ua ke ntau yam tshuaj tua kab thiab dyes.
Txoj kev:
- 4, kev npaj ntawm feem ntau yog tau los ntawm ib nrab chlorination cov tshuaj tiv thaiv ntawm pyridine.
-Txoj kev npaj tshwj xeeb tuaj yeem ua rau cov tshuaj pyridine nrog benzyl chloride nyob rau hauv acid catalysis, thiab tom qab ntawd hydrolyze nrog concentrated aqueous hydrochloric acid kom tau 4.
Cov ntaub ntawv kev nyab xeeb:
-4, yog ib qho organic compound. Tsis txhob nqus pa, nqus los yog tawv nqaij.
- Hnav cov cuab yeej tiv thaiv tsim nyog xws li hnab looj tes, tsom iav thiab khaub ncaws tiv thaiv thaum siv.
-Thaum raug mob ntawm daim tawv nqaij lossis ob lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev pab kho mob.
- Ua raws li cov txheej txheem kev nyab xeeb cuam tshuam thaum khaws cia thiab tuav, thiab tsis txhob cia nrog cov khoom siv hluav taws xob lossis cov oxidants muaj zog.
