产品信息 - Best price 5-Bromovaleric acid 2067-33-6->chemical industrial materials

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Best price 5-Bromovaleric acid 2067-33-6

产品分类 :

化學->化工原料

Best price 5-Bromovaleric acid 2067-33-6

产品规格

Model No: CAS NO 2067-33-6

Country	CN
Brand	zhishang
Packing	in 25kg drum
Minimum Order	1
Payment Term	L/C,T/T,Money Gram,Western Union

产品描述

Best price 5-Bromovaleric acid 2067-33-6 



5-Bromovaleric Acid used in the synthesis of inhibitors for aminoglycoside resistant bacteria. Also used in the preparation of sequence specific base pair mimics as topoisomerase IB inhibitors. 



Physicochemical properties


Appearance and traits: slightly yellow solid 
Density: 1.522 g/cm3 Melting point: 38-40 °C (lit.) 
Boiling point: 142-145 °C (13 mmHg) 
Flash point: >230 °F 
Stability: Stable under normal temperatures and pressures. 
Storage conditions: Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances. Corrosives area. 
Steam pressure: 0.00264mmHg at 25°C 


production method 
Diisopropylmalonate is saponified with a potassium hydroxide solution to give isopropylmalonic acid, which is then reacted with bromine to produce isopropyl bromide malonate, which is heated to 125-130°C to escape from carbon dioxide. Is 2-bromo-3-methylbutyric acid. 
use 

Used as an organic synthesis intermediate


Specification



<table style="width:40%;" cellpadding="2" cellspacing="0" border="1" bordercolor="#000000">
<tbody>
<tr>
<td>
Appearance
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Light yellow powder
</td>
</tr>
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<td>
Assay
</td>
<td>
98.0%
</td>
</tr>
<tr>
<td>
Moisture
</td>
<td>
≤0.5%
</td>
</tr>
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<td>
Heavy Metals
</td>
<td>
≤10PPM
</td>
</tr>
</tbody>
</table>
 
 



<img src="http://i.bosscdn.com/product/42/86/2f/0a9ab722e03c85b62c264a8c32.jpg@watermark=2&color=I0ZGRkZGRg%3D%3D&type=ZHJvaWRzYW5zZmFsbGJhY2s%3D&size=17&p=5&t=80&text=emhpc2hhbmdjaGVtaWNhbC5ib3NzZ29vLmNvbQ%3D%3D" width="700" height="700" title="CAS NO 1327-41-9 Aluminum chlorohydrate 97716" alt="CAS NO 1327-41-9 Aluminum chlorohydrate 97716" />


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2. Packing


Products could be packaged according to customer's specializedrequirements.


3. Transport


The products can be transported by Courier, by Air or by Sea.


4. Service


We offer specialized logistic service including export declaration,customs clearance and every detail during shipment. This makes us able to offer you one-stop service from the order to the products transported to your hand.


 


Our Services


1.Cooperate with research institutions, we strictly control the process from raw material to finished product.


2.The customer comes first, we provide reasonable price, high quality product and prompt shipment.


3.We can send the goods to your delivery address directly. It is relatively safe and fast. We have ready goods in stock. 
 4.Quick and clear response to customers questions. 
     Warm after sale service, we will help to solve the problems in your usage. 
 5.We could make our price discount if you place a substantial order with us.


 


Product expansion

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1> Cosmetic Raw Materials: Cosmetics is a variety of raw materials through a reasonable deployment of processing from the compound mixture. Cosmetics with a wide range of raw materials, different performance. According to the raw material properties and uses of cosmetics, can be divided into matrix materials and auxiliary raw materials in two categories. The former is a class of cosmetics in the main raw materials, cosmetics in the possession of a large proportion of the cosmetics play a major role in the role of the material. The latter is the formation of cosmetics, stability or to give color, smell and other characteristics of the role of these substances in the cosmetic formula is not used, but it is extremely important. Cosmetics are natural, synthetic or extracted from the role of different substances as raw materials, by heating, mixing and emulsification and other production processes processed from the chemical mixture.


2> Active Pharmaceutical Ingredients(API): API refers to the raw materials in the production of various types of preparations, which is the active ingredient in powder,crystal and paste for medicine use through chemical synthesis,plant extract, and preparations of biotechnology institute.It is one substance or mixture during the medicine making period, it can not be taken directly by patients.


3> Fragrance And Spices: Spice is a substance that can be scented by smelling or scented by taste, and is the raw material for the preparation of the fragrance. Spices are an important part of fine chemicals, it is composed of natural spices, synthetic spices and single fragrance.


4> Organic Raw Material: Intermediates are also known as organic intermediates. The use of coal tar or petroleum products as raw materials to produce dyes, pesticides, pharmaceuticals, resins, additives, and other intermediates.


5> Chemicals Used In Paints: Paint, the traditional Chinese name is paint. So-called coating is coated on the surface of the object that be protected or be adornment, and with the continuous film coating to form strong adhesion, usually in resin, or oil, or emulsion is given priority to, add or not add pigment, filler, add the corresponding additives, organic solvents or water preparation of viscous liquid.

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