High quality Nalidixic acid with best price CAS NO.389-08-2 CAS NO.389-08-2

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1. Direct delivery from stock: Stock can be shipped immediately upon receipt of your payment.

2. The product covers a wide range of people: serving customers from all continents.

3. Payment method :PayPal, TT, Alipay, etc

4. Samples are available

5. Keep track of your order, cooperate with customs clearance, etc

6. Tight packaging, most products are transported at room temperature, such as low-temperature products can add ice packs.

English name: Nalidixic acid 1, 4-dihydro-1-ethyl -7-methyl-4-oxO-1,8-naphthyridine-3-carboxylic acid
Other names: Naphthidine acid 1-ethyl-7-methyl-4-keto 1, 8-naphthidine 3-carboxylic acid 7-methyl-1-ethyl-4-oxo-1, 4-dihydro1, 8-naphthidine - 3-carboxylic acid
CAS Number: 389-08-2
C12H12N2O3 = 232.24
Grade: High Purity Grade
Content: ≥98.0%
Melting point: 225-231℃
Heavy metals: ≤0.002%
Properties: White or light yellow crystalline powder. Solubility at 23℃ (mg/ml) : Chloroform 35, toluene 1.6, methanol 1.3, ethanol 0.9, water 0.1, ether 0.1. Soluble in 350 parts of acetone at 20℃, slightly soluble in hydroxide alkaline solution. Median lethal dose (mice, oral) : 3300mg/kg. Odorless, slightly bitter in taste, and sensitive to light and air. It is soluble in chloroform, slightly soluble in alcohol and strong alkali solutions, and almost insoluble in water and ether
Application: Biochemical research, capable of inhibiting the synthesis of bacterial DNA and RNA. Inhibitors of bacterial DNA synthase (DNA gyrase) and avian myeloblastoma virus reverse transcriptase
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Nanjing Duly Biotech Co.,Ltd 

has been established for 11 years. It  is mainly engaded in biological and chemical reagents,including enzyme reagents, proteins, nucleic acids, pigments, amino acids, vitamins,carbohydrates, buffers, surfactants,culture media and Separation of materials and kits.There are more than 10,000 products in total.

Our company’s aim is to provide customers with the best quality products and the most intimate service.Personnel has been trained; every batch of material is checked; each procedure guarantees the quality; every bag of our products is top grade;service is thoughtful all the time.The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

FAQ

Q1: Are you a manufacturer?

Answer: Yes, we are factory founded on 2009.

Q2:How to contact with us?

Answer: Search our company name as Nanjing Duly Biotech Co., Ltd. Please contact sales for specific information.

Q3:Can you give me a discount price?

Answer:Surely,It depend on your qty.

Q4: How can i get a sample?

Answer:Free sample is available,but freight charges will be at your account and the charges will be return to you dudect from your order in future.

Q5:What are the main categories of products sold by the company?

Answer: It  is mainly engaded in biological and chemical reagents,including enzyme reagents, proteins, antibiotics, plant hormones, nucleic acids, pigments, amino acids, vitamins, carbohydrates, buffers, surfactants, culture media and Separation of materials and kits.

Q6:Is the company mainly engaged in small packaging or large packaging?

Answer: Mainly do small packaging reagents, large packaging also do, specific can ask customer service personnel.