Manufactur standard Topramezone Herbicide - High quality 2-bromo-4-chloropropiophenone CAS 877-37-2 – Zhanshun
Manufactur standard Topramezone Herbicide - High quality 2-bromo-4-chloropropiophenone CAS 877-37-2 – Zhanshun Detail:
Basic Information
Molecular formula: C9H8BrClO
- Density: 1.518g/cm3
- Boiling point: 296.7tC AT 760 mmHg
- Molecular: C9H8BRCLO
- Molecular weight: 247.51600
- Flash point: 133.23c
- Accurate mass: 245.94500
- PSA:17.07000
- Logp: 3.30610
- Refractive index: 1.57
Usage
2-bromo-4-chloropropiophenone can be used as an intermediate in organic synthesis, mainly used in laboratory research and development and chemical production processes.
A solution of 15.9 g (0.1 mol) of bromine in 20 ml of chloroform is added dropwise to a solution of 16.8 g (0.1 mol) of 4′-chloropropiophenone in 100 ml of chloroform, in the presence of a small amount of aluminium chloride, and the mixture is stirred overnight. After filtration and evaporation of the filtrate, the crystalline residue is washed with petroleum ether. When dry, it melts at 75° C.
Other Information
Having others names
- 1.(2R)-2-bromo-1-(4-chlorophenyl)propan-1-one
- 2. 2-bromo-4′-chloropropiophenone
- 3. 2-Bromo-1-(4-chloro-phenyl)-propan-1-one
- 4. 2-bromo-1-(4-chlorophenyl)-1-propanone
- CAS No.: 877-37-2
- Molecular formula: C9H8BrClO
- Molecular weight: 247.52
halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function.
The related categories are: hormone carriers; Chemical raw materials; Benzene; Raw materials; Series 1.
Superiority
1. We usually have hundred level in stock, and we can delivery the material quickly after we receive the order.
2. High quality & competitive price could be provided.
3.Quality analysis report (COA) of the shipment batch would be provided before the shipment.
4. Supplier questionnaire and technical documents could be provided if request after meeting a certain amount.
5. Great after-sales service or guarantee : Any of your question would be solved as soon as possible.
6. Export competitive products and export them abroad in large quantities every year.
Product detail pictures:
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We stay with the basic principle of quality initially, services first, steady improvement and innovation to fulfill the customers for your management and zero defect, zero complaints as the quality objective. To perfect our company, we give the goods while using the good high-quality at the reasonable selling price for Manufactur standard Topramezone Herbicide - High quality 2-bromo-4-chloropropiophenone CAS 877-37-2 – Zhanshun , The product will supply to all over the world, such as: Adelaide, Roman, Puerto Rico, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to supply our clients sincerely with qualified merchandise, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.
By Honorio from Wellington - 2018.09.29 17:23
In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
By Alma from Spain - 2017.04.18 16:45