paj_banner

khoom

6-Amino-2 3-dibromopyridine (CAS # 89284-11-7)

Chemical Property:

Molecular Formula C5H4Br2N2
Molar Mass 251.91 ib
Qhov ntom 2.147 ± 0.06 g / cm3 (Tshaj tawm)
Melting Point 154-155 ° C (Solv: benzene (71-43-2))
Boling Point 298.1 ± 35.0 ° C (Predicted)
Flash Point 134.1°C dej
Vapor Siab 0.0013mmHg ntawm 25 ° C
pKa 1.19 ± 0.10 (Kev kwv yees)
Kev cia khoom nyob rau hauv inert gas (nitrogen los yog Argon) ntawm 2-8 ° C
Refractive Index 1.672 ib

Product Detail

Khoom cim npe

 

Taw qhia

2-pyridinamine, 5,6-dibromo-(2-pyridinamine, 5,6-dibromo-) yog cov organic compound nrog cov tshuaj formula C5H5Br2N.

 

Xwm:

2-pyridinamine, 5,6-dibromo-yog cov xim tsis muaj xim rau daj ntseg daj. Nws ruaj khov ntawm chav tsev kub, yooj yim soluble hauv cov kuab tshuaj organic, xws li cawv thiab ethers, thiab me ntsis soluble hauv dej. Nws muaj zog amino thiab pyridine zog.

 

Siv:

2-pyridinamine, 5,6-dibromo- tuaj yeem siv los ua cov neeg nruab nrab hauv cov organic synthesis. Nws yog siv nyob rau hauv tshuaj synthesis, tshuaj tua kab synthesis thiab dye synthesis.

 

Txoj Kev Npaj:

2-pyridinamine, 5,6-dibromo- tuaj yeem npaj tau los ntawm ntau txoj kev siv hluavtaws. Ib txoj hauv kev zoo tshaj plaws yog los qhia cov amino pawg raws li nitrate lossis amino hloov ntawm 2,3-dibromopyridine.

 

Cov ntaub ntawv kev nyab xeeb:

Cov ntaub ntawv kev nyab xeeb tshwj xeeb rau 2-pyridinamine, 5,6-dibromo- tseem tsis tau qhia meej meej. Txawm li cas los xij, raws li cov organic compound, yuav tsum muaj kev tiv thaiv tsim nyog thaum tuav, xws li hnav hnab looj tes, looj tsom iav dub thiab khaub ncaws tiv thaiv, thiab tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. Tsis tas li ntawd, nws yuav tsum tau ua nyob rau hauv ib qho chaw zoo-ventilated kom tsis txhob nqus ntawm nws vapors los yog hmoov av. Ua ntej siv, nws yog qhov zoo tshaj plaws los sab laj cov ntaub ntawv kev nyab xeeb uas cuam tshuam los yog sab laj nrog tus kws tshaj lij.


  • Yav dhau los:
  • Tom ntej:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb