factory low price Diflubenzuron Insecticide - High quality 2-bromo-4-chloropropiophenone CAS 877-37-2 – Zhanshun
factory low price Diflubenzuron Insecticide - 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.
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Dedicated to strict top quality command and considerate purchaser support, our experienced staff customers are always available to discuss your necessities and be certain full client gratification for factory low price Diflubenzuron Insecticide - High quality 2-bromo-4-chloropropiophenone CAS 877-37-2 – Zhanshun , The product will supply to all over the world, such as: Afghanistan, Malta, Uruguay, Due to the changing trends in this field, we involve ourselves into products trade with dedicated efforts and managerial excellence. We maintain timely delivery schedules, innovative designs, quality and transparency for our customers. Our moto is to deliver quality products within stipulated time.
By Afra from Porto - 2018.06.30 17:29
The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
By Dawn from Swedish - 2018.02.12 14:52