3 5-DICHLOROISONICOTINIC ACID (CAS # 13958-93-5)

Hazard Cov Cim	Xi-xaj
Risk Codes	36/37/38 – Khaus qhov muag, ua pa thiab tawv nqaij.
Kev nyab xeeb piav qhia	S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36 - Hnav khaub ncaws tiv thaiv zoo.
WGK Germany	3
Hazard Class	IRRITANT

3,5-Dichloropyridine-4-carboxylic acid yog cov organic compound nrog cov tshuaj formula C7H3Cl2NO2. 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:
-Zoo: Dawb crystalline hmoov.
- Melting point: txog 160-162 ° C.
-Solubility: Soluble nyob rau hauv organic solvents, xws li cawv thiab ketones, me ntsis soluble nyob rau hauv dej.
-Chemical zog: Nws yog ib qho acidic compound uas tuaj yeem hnov ​​​​mob nrog cov hauv paus. Nws kuj tseem siv tau los ua ib qho tseem ceeb nruab nrab ntawm cov organic synthesis.

Siv:
- 3,5-dichloropyridine -4-carboxylic acid feem ntau yog siv los ua cov organic synthesis hauv kev lag luam tshuaj, tshwj xeeb tshaj yog cov khoom siv tseem ceeb rau kev sib xyaw nruab nrab ntawm cov tshuaj thiab tshuaj tua kab.

Txoj Kev Npaj:
- 3,5-dichloropyridine -4-carboxylic acid tuaj yeem npaj los ntawm reacting 3,5-dichloropyridine nrog chloroform thiab tom qab ntawd hydrolyzing nws.

Cov ntaub ntawv kev nyab xeeb:
-3,5-dichloropyridine-4-carboxylic acid yog qhov ruaj khov ntawm chav sov, tab sis kev sib cuag nrog cov oxidants muaj zog thiab cov hauv paus muaj zog yuav tsum raug zam. Tsis txhob nqus cov plua plav, tiv thaiv daim tawv nqaij thiab qhov muag. Siv cov cuab yeej tiv thaiv tus kheej tsim nyog xws li hnab looj tes thiab tsom iav. Ua raws li cov txheej txheem kuaj kev nyab xeeb kom raug thaum tuav, thiab khaws cia thiab tuav cov khoom sib xyaw kom zoo.