4-Iodo-1,2-dimethylbenzene

Synonym(s):4-Iodo-o-xylene

CAS NO.：31599-61-8
Empirical Formula: C8H9I
Molecular Weight: 232.06
MDL number: MFCD00040989
EINECS: 200-208-3
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-28 03:50:39

What is 4-Iodo-1,2-dimethylbenzene?

Chemical properties

clear yellow to red-brown liquid

The Uses of 4-Iodo-1,2-dimethylbenzene

1-Iodo-3,4-dimethylbenzene (4-iodo-o-xylene, 3,4-dimethyliodobenzene) may be used in the synthesis of the following:

3-arylacrylamide
3,3-diaryl substituted acrylamide
3-arylpropylamine
di-tert-butyl 1-(3,4-dimethylphenyl)hydrazine-1,2-dicarboxylate
2,3,7,8-tetramethyldibenzofuran
N-(3-(3,4-Dimethylphenyl)-2-phthalimidopropionyl)-2-methylthioaniline

General Description

1-Iodo-3,4-dimethylbenzene (4-iodo-o-xylene, 3,4-dimethyliodobenzene) is an aryl halide. Its synthesis, NMR and IR spectra has been reported. Its nitration reaction and copper catalyzed trifluoromethylation reaction has been studied.

Properties of 4-Iodo-1,2-dimethylbenzene

Melting point:	-2.9°C (estimate)
Boiling point:	106-108 °C13 mm Hg(lit.)
Density	1.633 g/mL at 25 °C(lit.)
refractive index	n20/D 1.603(lit.)
Flash point:	>230 °F
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
form	clear liquid
color	Colorless to Brown
Sensitive	Light Sensitive
BRN	1905729
CAS DataBase Reference	31599-61-8(CAS DataBase Reference)
NIST Chemistry Reference	Benzene, 4-iodo-1,2-dimethyl-(31599-61-8)

Safety information for 4-Iodo-1,2-dimethylbenzene

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up.