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5-Bromo-2-chloropyrimidine CAS#32779-36-5

5-Bromo-2-chloropyrimidine CAS#32779-36-5

Basic Information

5-Bromo-2-chloropyrimidine

5-Bromo-2-chloropyrimidine is a halogenated pyrimidine building block bearing bromine and chlorine at distinct ring positions. These substituents provide sites for further chemical transformation. It is used in pharmaceutical synthesis, including macitentan intermediates, and in cross-coupling studies involving indium-based organometallic reagents, supporting the construction of more complex substituted pyrimidine compounds.

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product description

Valuable Pharmaceutical Intermediate: Widely used in the synthesis of macitentan, an endothelin receptor antagonist for pulmonary hypertension treatment.


Reactive Halogenated Structure: Contains both chloro and bromo substituents, enabling versatile chemical transformations and functionalization.


High Synthetic Utility: The pyrimidine core structure supports efficient incorporation into complex drug molecules.


Supports Advanced Drug Development: Facilitates the production of targeted therapeutic agents, making it important for modern pharmaceutical research.


Product Description of 5-Bromo-2-chloropyrimidine CAS#32779-36-5

5-Bromo-2-chloropyrimidine is a halogenated pyrimidine derivative featuring chloro and bromo substituents at the 2- and 5-positions of the ring. It is primarily used as a pharmaceutical intermediate in the synthesis of macitentan, an endothelin receptor antagonist employed in the treatment of pulmonary hypertension.


Product Applications of 5-Bromo-2-chloropyrimidine CAS#32779-36-5

5-Bromo-2-chloropyrimidine is used as a pharmaceutical intermediate in the synthesis of various drug compounds, including inhibitors. It is also utilized in cross-coupling reactions involving indium organometallic reagents with 2,5-dihalopyrimidines.


Product Specifications

Parameters


Melting point73-79 °C (lit.)
Boiling point95°C 15mm
density1.859±0.06 g/cm3(Predicted)
Fp95°C/15mm
storage temp.Keep in dark place,Sealed in dry,Room Temperature
solubilitysoluble in Methanol
pka-2.84±0.22(Predicted)
formCrystalline Powder
colorOff-white to beige
Water Solubilityinsoluble
BRN507955
Stability:Hygroscopic
InChIInChI=1S/C4H2BrClN2/c5-3-1-7-4(6)8-2-3/h1-2H
InChIKeyXPGIBDJXEVAVTO-UHFFFAOYSA-N
SMILESC1(Cl)=NC=C(Br)C=N1
CAS DataBase Reference32779-36-5(CAS DataBase Reference)
Hazard CodesXi
Risk Statements36/37/38
Safety Statements26-36/39-37/39-36
RIDADRUN 3335
WGK Germany3
HazardClassIRRITANT
HS Code29335990


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Shipping And Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
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1. What products does Shandong Junzheng Chemical supply?
We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


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