Home Categories Pharmaceutical intermediates 3,4-Dibromopyridine
A3460412

3,4-Dibromopyridine , >97.0%(GC) , 13534-90-2

CAS NO.:13534-90-2

Empirical Formula: C5H3Br2N

Molecular Weight: 236.89

MDL number: MFCD00234016

EINECS: 800-799-3

Pack Size Price Stock Quantity
1G RMB24.00 In Stock
5g RMB73.60 In Stock
25g RMB275.20 In Stock
100G RMB998.40 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 71-72 C
Boiling point: 239.9±20.0 °C(Predicted)
Density  2.059±0.06 g/cm3(Predicted)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
form  powder to crystal
pka 2.06±0.10(Predicted)
color  White to Yellow to Orange
CAS DataBase Reference 13534-90-2(CAS DataBase Reference)

Description and Uses

3,4-dibromopyridine is a vital organic compound that could synthesise virous azaindoles. 6-Azaindoles are formed through site-selective Pd-catalyzed Sonogashira reaction of 3,4-dibromopyridine with alkynes, followed by a Pd-catalyzed tandem C–N coupling and cyclization with amines. On the other hand, 5-azaindoles are obtained by a site-selective Pd-catalyzed C–N coupling reaction of 3,4-dibromopyridine with amines, followed by C–C coupling and cyclization with alkynes[1].

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
HazardClass  IRRITANT
HS Code  2933399990

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