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2,6-Dichloropyridine

CAS No.
2402-78-0
Chemical Name:
2,6-Dichloropyridine
Synonyms
26DCLPY;AURORA KA-6495;Pyridine, 2,6-dichloro-;2,6-DichL;oropyridine;AKOS BBS-00004314;2,6-Dichloropyridinr;2,6-DICHLOROPYRIDINE;2,6-dichloro-pyridin;Trazodone Impurity 30
CBNumber:
CB1368462
Molecular Formula:
C5H3Cl2N
Molecular Weight:
147.99
MDL Number:
MFCD00006244
MOL File:
2402-78-0.mol
MSDS File:
SDS
Last updated:2026-01-13 11:14:00
Product description Number Pack Size Price
2,6-Dichloropyridine 98% D73707 100g $72.9
2,6-Dichloropyridine >97.0%(GC) D0410 25g $17
2,6-Dichloropyridine >97.0%(GC) D0410 500g $93
2,6-Dichloropyridine D436255 10g $120
2,6-Dichloropyridine J90972 5kg $810
More product size

2,6-Dichloropyridine Properties

Melting point 83-86 °C (lit.)
Boiling point 211 °C
Density 1.5159 (rough estimate)
refractive index 1.5500 (estimate)
Flash point 110°C
storage temp. Inert atmosphere,2-8°C
solubility methanol: 50 mg/mL, clear
pka -3.02±0.10(Predicted)
form Crystalline Powder
color White to pink or grayish-white
PH 6-7 (H2O, 20℃)(saturated solution)
Water Solubility <1 g/L (20 ºC)
BRN 108664
InChI 1S/C5H3Cl2N/c6-4-2-1-3-5(7)8-4/h1-3H
InChIKey FILKGCRCWDMBKA-UHFFFAOYSA-N
SMILES Clc1cccc(Cl)n1
CAS DataBase Reference 2402-78-0(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII WM26PC2SBW
NIST Chemistry Reference Pyridine, 2,6-dichloro-(2402-78-0)
EPA Substance Registry System 2,6-Dichloropyridine (2402-78-0)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS06
Signal word  Danger
Hazard statements  H301-H315-H319
Precautionary statements  P301+P310+P330-P302+P352-P305+P351+P338
PPE Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Hazard Codes  T,Xn
Risk Statements  25-36/37/38-22-23/24/25
Safety Statements  36/37/39-45-37/39-26-36
RIDADR  UN 2811 6.1/PG 2
WGK Germany  3
RTECS  US8400000
Hazard Note  Toxic
TSCA  TSCA listed
HazardClass  6.1
PackingGroup  III
HS Code  29333999
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Eye Irrit. 2
Skin Irrit. 2
Toxicity mouse,LD50,intraperitoneal,115mg/kg (115mg/kg),BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)LIVER: FATTY LIVER DEGERATIONBEHAVIORAL: ANTIPSYCHOTIC,Toxicology and Applied Pharmacology. Vol. 11, Pg. 361, 1967.
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
1
1 0

2,6-Dichloropyridine price More Price(30)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D73707 2,6-Dichloropyridine 98% 2402-78-0 100g $72.9 2026-03-19 Buy
TCI Chemical D0410 2,6-Dichloropyridine >97.0%(GC) 2402-78-0 25g $17 2026-03-19 Buy
TCI Chemical D0410 2,6-Dichloropyridine >97.0%(GC) 2402-78-0 500g $93 2026-03-19 Buy
TRC D436255 2,6-Dichloropyridine 2402-78-0 10g $120 2021-12-16 Buy
AK Scientific J90972 2,6-Dichloropyridine 2402-78-0 5kg $810 2021-12-16 Buy
Product number Packaging Price Buy
D73707 100g $72.9 Buy
D0410 25g $17 Buy
D0410 500g $93 Buy
D436255 10g $120 Buy
J90972 5kg $810 Buy

2,6-Dichloropyridine Chemical Properties,Uses,Production

Description

2,6-Dichloropyridine is an important intermediate that is widely used in the medicine and pesticide research field. It could be used as a starting material to synthesize the pirozadil (Pirozadil) which can be used for reducing blood-fat, and antiplatelet condensation. 2,6-dichloropyridine also can be used to synthetic musk pyridine with alternative natural musk. 2,3,5, 6-TCP produced by further chlorination of 2, 6-dichloropyridine is an important raw material for chlorpyrifos, which is widely used in the world with high efficiency, broad spectrum, and low residue.

Synthesis

2-chloropyridine or 2-chloropyridine hydrochloride reacting with chlorine under photoinitiation actions at 160-190 ℃ to generate the 2,6-dichloropyridine.

Chemical Properties

White to light yellow solid

Uses

2,6-Dichloropyridine is used in the preparation of triazolo and imidazo potassium channel antagonists as antiarrythmic agents.

Purification Methods

It crystallises from EtOH. [Beilstein 20/5 V 416.]

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View Lastest Price from 2,6-Dichloropyridine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,6-Dichloropyridine pictures 2026-03-20 2,6-Dichloropyridine
2402-78-0
US $10.00 / KG 1KG 99% 5tons Hebei Chuanghai Biotechnology Co., Ltd
2,6-Dichloropyridine pictures 2025-09-25 2,6-Dichloropyridine
2402-78-0
US $200.00-1.00 / KG 1KG 99%, 99.5% Sublimated g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
2,6-Dichloropyridine pictures 2025-05-23 2,6-Dichloropyridine
2402-78-0
US $50.00 / kg 1kg 99 5000 Hebei Zhuanglai Chemical Trading Co Ltd
  • 2,6-Dichloropyridine pictures
  • 2,6-Dichloropyridine
    2402-78-0
  • US $200.00-1.00 / KG
  • 99%, 99.5% Sublimated
  • Henan Fengda Chemical Co., Ltd
AKOS BBS-00004314 26DCLPY 2,6-DICHLOROPYRIDINE AURORA KA-6495 2,6-dichloro-pyridin 2,6-Dichloropyridine,97% Pyridine, 2,6-dichloro- 2,6-DichL oropyridine Trazodone impurity QZT-SM-1-Z2 2,6-Dichloropyridinr 2,6-Dichloropyridine, 98% 100GR 2,6-Dichloropyridine ,98% 2,6- twochlorine pyridine 2,6-Dichloropyridine > 2,6-dichloro[2,6-14C2]pyridine Trazodone Impurity 18 (2,6-Dichloropyridine) Trazodone Impurity 30 2,6-Dichloropyridine ISO 9001:2015 REACH Chlorpheniramine Impurity 38 2,6-DI CHLORO PYRDINE Chlorphenamine Impurity 38 2,6-Dichloropyridine, 96% 2402-78-0 2404-78-0 2042-78-0 2402-79-0 16110-09-2 C5H3CL2N1 C5H3CI2N Chloropyridines Halopyridines Building Blocks Heterocyclic Building Blocks Halogenated Heterocycles Organic Bases Pyridines Synthetic Reagents alkyl chloride Chlorinated heterocyclic series Pharmaceutical Intermediates C5 to C6 Building Blocks C5 Chemical Synthesis Halogenated Heterocycles Heterocyclic Building Blocks Chloropyridines Halopyridines C5Heterocyclic Building Blocks Halogenated Heterocycles Heterocyclic Building Blocks blocks Pyridines Pyridines, Pyrimidines, Purines and Pteredines Pyridine Pyridines derivates bc0001