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5-Chloro-2,3-dibromopyridine

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Origin: China

Cas No: 137628-17-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 137628-17-2 Formula: C5H2Br2ClN Molecular Weight: 271.33700

Description

2,3-Dibromo-5-chloropyridine has been used as a reactant for regiospecific Grignard reactions with lactones.

Basic Info

Chemical Name	5-Chloro-2,3-dibromopyridine
Synonyms	2,3-dibromo-5-chloropyridine; 2,3 Dibromo-5-Chloro Pyridine;
CAS No.	137628-17-2
Molecular Formula	C5H2Br2ClN
Molecular Weight	271.33700
PSA	12.89000
LogP	3.26000

Properties

Density	2.136g/cm3
Boiling Point	259.9ºC at 760mmHg
Flash Point	111ºC
Refractive Index	1.62
Vapor Pressure	0.02mmHg at 25°C

Safety Info

Safety Statements	S26; S37
HS Code	2933399090
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

3-Bromo-5-chloro-2-hydroxypyridine+carbon atom→pyridin-2-ol+5-Chloro-2,3-dibromopyridine
3-Bromo-5-chloro-2-hydroxypyridine→5-Chloro-2,3-dibromopyridine
3-Bromo-5-chloro-2-hydroxypyridine+carbon atom→5-Chloro-2,3-dibromopyridine

Precursor

Phosphorus oxybromide
3-bromo-5-chloropyridin-2-amine
carbon atom
3-Bromo-5-chloro-2-hydroxypyridine

Downstream Product

3-bromo-5-chloro-2-[4-(oxan-2-yloxy)butyl]pyridine
5-Bromo-3-Chloro-2-Methylpyridine
3-Bromo-5-chloropyridine
3-Bromo-5-chloro-2-iodopyridine

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