Quality Inspection for Lorazepam Diazepam - High quality 2-bromo-4-chloropropiophenone CAS 877-37-2 – Zhanshun
Quality Inspection for Lorazepam Diazepam - 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.
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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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