3,4-DICHLOROSTYRENE
- Product Name
- 3,4-DICHLOROSTYRENE
- CAS No.
- 2039-83-0
- Chemical Name
- 3,4-DICHLOROSTYRENE
- Synonyms
- 3,4-Dichlorostyrol;3,4-DICHLOROSTYRENE;styrene,3,4-dichloro-;3,4-Dichlorostyrolene;1,2-Dichloro-4-vinylbenzene;1,2-dichloro-4-ethenylbenzene;benzene,1,2-dichloro-4-ethenyl-;Benzene, 1,2-dichloro-4-ethenyl-;3,4-Dichlorostyrene,95%,stabilized;3,4-Dichlorostyrene, stabilized, 95%
- CBNumber
- CB6100687
- Molecular Formula
- C8H6Cl2
- Formula Weight
- 173.04
- MOL File
- 2039-83-0.mol
3,4-DICHLOROSTYRENE Property
- Melting point:
- 48.5°C (estimate)
- Boiling point:
- 230.44°C (rough estimate)
- Density
- 1.2560
- refractive index
- 1.5857 (estimate)
- storage temp.
- under inert gas (nitrogen or Argon) at 2-8°C
- Appearance
- Colorless to light yellow Liquid
Safety
- HS Code
- 2902900000
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
- Precautionary statements
-
P280Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- HCH0012044
- Product name
- 3,4-DICHLOROSTYRENE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $496.2
- Updated
- 2021/12/16
- Product number
- 2392BA
- Product name
- 3,4-Dichlorostyrene
- Packaging
- 1g
- Price
- $593
- Updated
- 2021/12/16
- Product number
- OR61295
- Product name
- 3,4-Dichlorostyrene
- Purity
- 95+%
- Packaging
- 250mg
- Price
- $109
- Updated
- 2021/12/16
- Product number
- 1900-5-33
- Product name
- 3,4-Dichlorostyrene
- Purity
- 95.0%
- Packaging
- 250mg
- Price
- $120
- Updated
- 2021/12/16
- Product number
- MT-08840
- Product name
- 3,4-Dichlorostyrene
- Purity
- 98%
- Packaging
- 0.01g
- Price
- $405
- Updated
- 2021/12/16
3,4-DICHLOROSTYRENE Chemical Properties,Usage,Production
Chemical Properties
clear colorless to yellow liquid
Synthesis
1779-49-3
6287-38-3
2039-83-0
3,4-Dichlorobenzaldehyde (5.0 g, 28.60 mmol), methyltriphenylphosphonium bromide (20.40 g, 57.20 mmol), and potassium carbonate (9.90 g, 71.50 mmol) were used as raw materials, which were dissolved in 110 mL of a solvent mixture of dioxane and water (V/V = 10:1). The reaction mixture was heated to 95 °C and the reaction was stirred at this temperature for 12 hours. Upon completion of the reaction, the organic phases were combined and washed with saturated sodium chloride solution (50 mL x 3) and subsequently dried over anhydrous sodium sulfate. The dried organic phase was filtered and the filtrate was concentrated under reduced pressure. The resulting residue was purified by column chromatography using eluent system B as eluent, and the target product 1,2-dichloro-4-vinylbenzene (4.0 g, colorless liquid) was finally obtained in 80.9% yield.
References
[1] Patent: CN103030646, 2016, B. Location in patent: Paragraph 0924; 0926-0929
3,4-DICHLOROSTYRENE Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 3,4-DICHLOROSTYRENE manufacturers
- Product
- 3,4-Dichlorostyrene 2039-83-0
- Price
- US $0.10/KG
- Min. Order
- 1KG
- Purity
- 95%-99%
- Supply Ability
- 1kg; 100kg; 1000kg
- Release date
- 2019-12-24