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2,3-Dichloropyridine

2,3-Dichloropyridine structure

CAS No:
2402-77-9
Formula:
C5H3Cl2N
Chemical Name:
2,3-Dichloropyridine
Synonyms:
Pyridine,2,3-dichloro-;2,3-Dichloropyridine;NSC 298535
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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Description

White to slightly beige crystalline powder

2,3-Dichloropyridine Basic Attributes

Molecular Weight：

147.986

Exact Mass：

147.99

EC Number：

219-281-8

UNII：

G8S8JY2HE2

NSC Number：

298535

DSSTox ID：

DTXSID7051894

HScode：

2933399090

Characteristics

PSA：

12.9

XLogP3：

2.1

Appearance：

White to slightly beige crystalline powder

Density：

1.4±0.1 g/cm3

Melting Point：

65-67 °C

Boiling Point：

192.5°C at 760 mmHg

Flash Point：

87.5±7.4 °C

Refractive Index：

1.554

Water Solubility：

H2O: slightly soluble

Storage Conditions：

Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Vapor Pressure：

0.679mmHg at 25°C

Safety Information

Packing level：

I; II; III

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

R22;R36/37/38

safety instructions：

S26-S36-S37/39

RTECS Number：

US8050000

Marks：

Xn:Harmful

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261-P305 + P351 + P338

Hazard Statements：

H315-H319-H335

GHS Classification：

|Warning|H302 (12.24%): Harmful if swallowed [Warning Acute toxicity, oral]|P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 49 companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

2,3-dichloropyridine

2,3-Dichloropyridine Use and Manufacturing

2,3-Dichloropyridine is used as a reagent for the preparation of substituted 3-(5-membered heterocycle-carboxamido)pyridine derivatives for treatment of autoimmune and inflammatory diseases. Also in the synthesis, crystal structure and biological activity of novel anthranilic Diamide insecticide with propargyl ether.

Computed Properties

Molecular Weight:147.99
XLogP3:2.1
Hydrogen Bond Acceptor Count:1
Exact Mass:146.9642545
Monoisotopic Mass:146.9642545
Topological Polar Surface Area:12.9
Heavy Atom Count:8
Complexity:76.8
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Price Analysis

Make your 2,3-Dichloropyridine purchase based on the price and market insights! ECHEMI provides professional market insights with prices for you to make a better choice. Learn more on 2,3-Dichloropyridine prices .

Data: 2026-06-29
Price: 26000.00Yuan/ton
Change: 0

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