3,4-Dimethoxystyrene

Synonym(s):1,2-Dimethoxy-4-vinylbenzene;3,4-Dimethoxystyrol;4-Ethenyl-1,2-dimethoxybenzene;4-Vinylveratrole

Yellow Oil

Reported found in coffee, rum and buckwheat.

3,4-Dimethoxy Styrene (~1% Hydroquinone as stabilizer) (cas# 6380-23-0) is a compound useful in organic synthesis.

ChEBI: 1,2-Dimethoxy-4-vinylbenzene is a dimethoxybenzene.

Tetrahedron Letters, 21, p. 3451, 1980 DOI: 10.1016/S0040-4039(00)78712-0

Boiling point:	120-125 °C/10 mmHg (lit.)
Density	1.109 g/mL at 25 °C (lit.)
refractive index	n20/D 1.571(lit.)
FEMA	3138 \| 3,4-DIMETHOXY-1-VINYLBENZENE
Flash point:	>230 °F
storage temp.	2-8°C
solubility	Chloroform, Ethyl Acetate, Methanol
form	Oil
color	Clear Colourless to Pale Yellow
Odor	at 100.00 %. green floral weedy cortex fruity
JECFA Number	1251
Stability:	Light Sensitive
EPA Substance Registry System	Benzene, 4-ethenyl-1,2-dimethoxy- (6380-23-0)

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07 Health Hazard GHS08
GHS Hazard Statements	H319:Serious eye damage/eye irritation H341:Germ cell mutagenicity H351:Carcinogenicity H412:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P202:Do not handle until all safety precautions have been read and understood. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention.