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1,4-Diiodobenzene

1,4-Diiodobenzene structure

CAS No:
624-38-4
Formula:
C6H4I2
Chemical Name:
1,4-Diiodobenzene
Synonyms:
Benzene,1,4-diiodo-;Benzene,p-diiodo-;1,4-Diiodobenzene;p-Diiodobenzene;4-Iodophenyl iodide;NSC 6297;p-Phenylene diiodide
Categories:
Organic Chemistry > Hydrocarbons and Derivatives

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Description

white to light yellow crystal powder

1,4-Diiodobenzene Basic Attributes

Molecular Weight：

329.9

Exact Mass：

329.90

BRN：

1904546

EC Number：

210-842-2

UNII：

I9XCF83VAV

NSC Number：

6297

DSSTox ID：

DTXSID2022092

HScode：

29036990

Characteristics

PSA：

XLogP3：

4.1

Appearance：

White to beige Crystalline Powder

Density：

2.5±0.1 g/cm3

Melting Point：

131.5 °C

Boiling Point：

285 °C

Flash Point：

285°C

Refractive Index：

1.708

Water Solubility：

soluble in ether and ethanol. Insoluble in water.

Storage Conditions：

Store below +30°C.

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

36/37/38

safety instructions：

22-24/25

Marks：

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501

Hazard Statements：

H315

GHS Classification：

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 8 companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

1,4-Diiodobenzene Use and Manufacturing

Methods of Manufacturing

It is obtained by diazotization and substitution of iodoaniline. Another preparation method is to diazotize p-phenylenediamine hydrochloride and then perform a substitution reaction with potassium iodide.

Uses

suzuki reaction

Manufacturing Info：

Benzene, 1,4-diiodo-: ACTIVE

Computed Properties

Molecular Weight:329.90
XLogP3:4.1
Exact Mass:329.84025
Monoisotopic Mass:329.84025
Heavy Atom Count:8
Complexity:54.9
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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