Cas no 866755-20-6 (3-Bromo-2,6-dichloropyridine)

3-Bromo-2,6-dichloropyridine is a halogenated pyridine derivative widely used as a versatile intermediate in organic synthesis and pharmaceutical manufacturing. Its distinct substitution pattern, featuring bromine and chlorine atoms at the 3-, 2-, and 6-positions, enables selective functionalization, making it valuable for constructing complex heterocyclic compounds. The compound exhibits high reactivity in cross-coupling reactions, such as Suzuki or Buchwald-Hartwig couplings, facilitating the introduction of diverse substituents. Its stability under standard conditions ensures reliable handling and storage. This intermediate is particularly useful in agrochemical and medicinal chemistry research, where precise halogenated scaffolds are required for developing active ingredients or ligands.

3-Bromo-2,6-dichloropyridine structure

Product Name:3-Bromo-2,6-dichloropyridine

CAS No:866755-20-6

MF:C₅H₂BrCl₂N

MW:226.886078357697

MDL:MFCD06798231

CID:69103

PubChem ID:21551819

Update Time:2025-06-07

3-Bromo-2,6-dichloropyridine Chemical and Physical Properties

Names and Identifiers

- 2,6-Dichloro-3-bromopyridine
- 3-Bromo-2,6-dichloropyridine
- Pyridine, 3-bromo-2,6-dichloro-
- 3-bromo-2,6-dichloro-pyridine
- 3-bromo-2,6-dichloro pyridine
- PubChem15140
- 2,6-dichloro(bromo)pyridine
- KSC495C2D
- PZHASTRIYXMWKM-UHFFFAOYSA-N
- BCP22129
- OR5840
- VP10971
- FCH1325807
- SY023493
- EN001736
- BC0
- 3-Bromo-2,6-dichloropyridine (ACI)
- AKOS015850336
- AC-24916
- CS-W014700
- B4935
- 866755-20-6
- SCHEMBL1521909
- DTXSID20615812
- 3-Bromo-2,6-dichloropyridine, AldrichCPR
- DB-003917
- J-511837
- MFCD06798231
- GS-6907
- EN300-263609
- MDL： MFCD06798231
- Inchi： 1S/C5H2BrCl2N/c6-3-1-2-4(7)9-5(3)8/h1-2H
- InChI Key： PZHASTRIYXMWKM-UHFFFAOYSA-N
- SMILES： ClC1C=CC(Br)=C(Cl)N=1

Computed Properties

Exact Mass: 224.87500
Monoisotopic Mass: 224.87477g/mol
Isotope Atom Count: 0
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 1
Heavy Atom Count: 9
Rotatable Bond Count: 0
Complexity: 101
Covalently-Bonded Unit Count: 1
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count : 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0
XLogP3: 2.8
Topological Polar Surface Area: 12.9
Surface Charge: 0
Tautomer Count: nothing

Experimental Properties

Color/Form: Cream powder
Density: 1.848
Melting Point: 68-71°C
Boiling Point: 254.9℃ at 760 mmHg
Flash Point: 108.0±25.9 °C
Refractive Index: 1.597
PSA: 12.89000
LogP: 3.15090
Solubility: Not determined

3-Bromo-2,6-dichloropyridine Security Information

Signal Word：warning
Hazard Statement： H303May be harmful if swallowed+H313Skin contact may be harmful+H333Inhalation may be harmful to the body
Warning Statement： P264Thoroughly clean after treatment
P280Wear protective gloves/Wear protective clothing/Wear protective goggles/Wear a protective mask
P305If it enters the eyes
P351Rinse carefully with water for a few minutes
P338Remove the contact lens(If any)And easy to operate,Continue flushing
P337If eye irritation persists
P313Obtain medical advice/care
Hazardous Material transportation number：UN2811
Hazard Category Code： 25-37/38-41
Safety Instruction： 26-39-45
Hazardous Material Identification：
HazardClass：6.1
PackingGroup：III
Packing Group：III
Safety Term：6.1
Storage Condition：Store at 4°C,-4At ℃Store…Better

3-Bromo-2,6-dichloropyridine Customs Data

HS CODE：2933399090
Customs Data：

China Customs Code:
2933399090

Overview:

2933399090. Other compounds with non fused pyridine rings in structure. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

Declaration elements:

Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

Summary:

2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

3-Bromo-2,6-dichloropyridine Pricemore >>

Related Categories	No.	Product Name	Cas No.	Purity	Specification	Price	update time
SHANG HAI XIAN DING Biotechnology Co., Ltd.	FH023-1g	3-Bromo-2,6-dichloropyridine	866755-20-6	97%	1g	93CNY	2021-05-08
SHANG HAI XIAN DING Biotechnology Co., Ltd.	FH023-100g	3-Bromo-2,6-dichloropyridine	866755-20-6	97%	100g	3150CNY	2021-05-08
SHANG HAI XIAN DING Biotechnology Co., Ltd.	FH023-10g	3-Bromo-2,6-dichloropyridine	866755-20-6	97%	10g	435CNY	2021-05-08
SHANG HAI XIAN DING Biotechnology Co., Ltd.	FH023-25g	3-Bromo-2,6-dichloropyridine	866755-20-6	97%	25g	794CNY	2021-05-08
SHANG HAI XIAN DING Biotechnology Co., Ltd.	FH023-5g	3-Bromo-2,6-dichloropyridine	866755-20-6	97%	5g	266CNY	2021-05-08
Matrix Scientific	024646-5g	3-Bromo-2,6-dichloropyridine, 98%	866755-20-6	98%	5g	$37.00	2023-09-09
Matrix Scientific	024646-25g	3-Bromo-2,6-dichloropyridine, 98%	866755-20-6	98%	25g	$107.00	2023-09-09
Matrix Scientific	024646-100g	3-Bromo-2,6-dichloropyridine, 98%	866755-20-6	98%	100g	$365.00	2023-09-09
SHANG HAI XIAN DING Biotechnology Co., Ltd.	FH023-250mg	3-Bromo-2,6-dichloropyridine	866755-20-6	97%	250mg	38CNY	2021-05-08
SHANG HAI MAI KE LIN SHENG HUA Technology Co., Ltd.	D839924-1g	2,6-Dichloro-3-bromopyridine	866755-20-6	97%	1g	101.00	2021-05-17

3-Bromo-2,6-dichloropyridine Production Method

Production Method 1

53939-30-3

866755-20-6

Reaction Conditions

1.1 Reagents: Lithium diisopropylamide Solvents: Tetrahydrofuran ; 3 h, -78 °C
1.2 Reagents: Hexachloroethane ; -78 °C; 12 h, -78 °C → rt
1.3 Reagents: Water Solvents: Water ; 0 °C
1.4 Reagents: Tetrabutylammonium fluoride Solvents: Tetrahydrofuran ; 1 h, rt

Reference

Solid Phase Synthesis of Pyridine-Based Derivatives from a 2-Chloro-5-Bromopyridine Scaffold

Pierrat, Philippe; et al, Journal of Combinatorial Chemistry, 2005, 7(6), 879-886

3-Bromo-2,6-dichloropyridine Raw materials

5-Bromo-2-chloropyridine

3-Bromo-2,6-dichloropyridine Preparation Products

3-Bromo-2,6-dichloropyridine (866755-20-6)

3-Bromo-2,6-dichloropyridine Related Literature

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Related Categories

Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyridines and derivatives Halopyridines Polyhalopyridines

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Cas no 866755-20-6 (3-Bromo-2,6-dichloropyridine)

3-Bromo-2,6-dichloropyridine Chemical and Physical Properties

Names and Identifiers

Computed Properties

Experimental Properties

3-Bromo-2,6-dichloropyridine Security Information

3-Bromo-2,6-dichloropyridine Customs Data

China Customs Code:

Overview:

Declaration elements:

Summary:

3-Bromo-2,6-dichloropyridine Pricemore >>

3-Bromo-2,6-dichloropyridine Production Method

Production Method 1

3-Bromo-2,6-dichloropyridine Raw materials

3-Bromo-2,6-dichloropyridine Preparation Products

3-Bromo-2,6-dichloropyridine Related Literature

Related Categories

866755-20-6 (3-Bromo-2,6-dichloropyridine) Related Products