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1,2-dichloro-4-iodobenzene

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Origin: China

Cas No: 20555-91-3

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

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CAS No.: 20555-91-3 Formula: C6H3Cl2I Molecular Weight: 272.89800

Basic Info

Chemical Name	1,2-dichloro-4-iodobenzene
Synonyms	Benzene,1,2-dichloro-4-iodo; 1,2-Dichloro-4-iodobenzene; 4-iodo-1,2-dichlorobenzene; 3,4-dichloroiodobenzene; 3,4-dichlorophenyl iodide; 3,4-dichloro-1-iodobenzene; 1,2-dichloro-4-iodo-benzene;
CAS No.	20555-91-3
Molecular Formula	C6H3Cl2I
Molecular Weight	272.89800
PSA	0.00000
LogP	3.59800

Properties

Appearance & Physical State	beige low melting solid
Density	2.015 g/cm3
Boiling Point	116-118ºC (12 mmHg)
Melting Point	29-33ºC
Flash Point	>230 °F
Refractive Index	1.648
Vapor Pressure	0.0214mmHg at 25°C

Safety Info

Safety Statements	S26-S36/37/39
HS Code	2903999090
WGK Germany	3
Risk Statements	R20/21/22; R36/37/38
Hazard Codes	Xn

Synthesis Route

3,4-Dichloroaniline→1,2-dichloro-4-iodobenzene
2-(3,4-Dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane→1,2-dichloro-4-iodobenzene
1,2-dichlorobenzene→1,2-dichloro-4-iodobenzene

Precursor

3,4-Dichlorobenzoyl chloride
3,4-Dichloroaniline
2-(3,4-Dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
1,2-dichlorobenzene

Downstream Product

3,3',4,4'-tetrachlorobiphenyl
1,2,3-trichloro-4-(3,4-dichlorophenyl)benzene
3,3',5,5'-tetrachloro-4,4'-dimethoxybiphenyl
2,3,3',4',6-Pentachlorobiphenyl

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