3,5-Diaminobenzoic acid

Details:

Purpose:
3, 5-diaminobenzoic acid is an important chemical intermediate, can be used to synthesize a variety of pharmaceutical and dye products, such as: a series of yellow reactive dyes derived from it, can be used as a deep yellow dye, but also as a yellow component in black dyes, such as: reactive orange 6R, is one of the three primary colors of many reactive black, has a large market application prospect.

Scope of application:
3, 5-diaminobenzoic acid is an important monomer of polyimide film, a new type of high temperature resistant polymer material with excellent comprehensive properties, which is widely used in high temperature resistant coating, electromagnetic wire, semiconductor protective layer, flexible printed circuit board, solar module and other fields.
In addition, 3, 5-diaminobenzoic acid is also an important dye and pharmaceutical intermediate, which can be derived from a series of yellow reactive dyes. In the field of medicine, 3, 5-diaminobenzoic acid is mainly used to synthesize the contrast agent for the diagnosis of cardiovascular and cerebrovascular diseases and urinary system diseases. Sulfonamides with wide antibacterial spectrum, low cost and high efficiency can also be synthesized.

Melting point	235-238 °C (dec.)
Boiling Point	274.61°C (rough estimate)
Density	1.2804 (rough estimate)
Vapor Pressure	0Pa at 25℃
Refractive Index	1.5200 (estimate)
Storage Condition	Keep in dark place,Sealed in dry,Room Temperature
pKa	pK1:5.30 (25°C)

Company Introduction

hebei yanxi chemical  co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and development production of reagent tens of thousands of species. our aim is quality strives for the survival. Seek development by credit reputation. Our products have big price advantage in Europe South America and so on .and Our company also has the advantage of high quality in Africa. in the past two years our products has reached more than 30 countries in the world, Europe. South America. North America, southeast Asia, Africa, etc. We welcome all over the world with the best quality and lowest price friend common cooperation and common development!

Our advantages

1) Timely communication, reply within 12 hours.You can leave any messages on our whatsapp or send email to us.

2)Selecting raw materials strictly,our products are the highest purity.

3)Reasonable and competitive price.

4) Free sample for your evaluation.Customers only need to undertake the shipping fee for delivery the samples to your destionation.

5)OEM/ODM Available.Trial order is available for testing after samples.

6) Packaging can be customized according to each buyers' special request.

We guarantee that your package will pass 100% through the Mexico US, UK, Australia, Netherlands, Canada, France, Germany, Spain, Belgium, Sweden, Poland, Russian, Ukraine, Kazakhstan, Czech Republic, Slovakia, Portugal.

We have freight forwarders in these countries, and our customs clearance company will clear your parcels without any customs issues, sometimes even 1000 kg. Door to door service. Make sure you receive 100% of the goods. Let you have a good experience of our strong freight capacity.

After Sales Service

1) Best quality in your requirement

2)Competitive price in china market

3)Mature technical support

4)Professional logistic support

5 )Full experience of large numberscontainers loading in chinese sea port

6 )Fast shipment by reputed shipping line

7) Packing with pallet as buyer's special request

8) Best service after shipment.

9) Cargoes together with container after-sales service available

10) Full experience in export

11)Raw materials from chinese origin

FAQ

1.What is the way you ship

Express: FedEx, UPS, EMS, DHL, USPS, TNT, DPD, Aramex etc

Our way of shipping the products is universal and secure.

The company name and other contents related to pharmacy are not written on the package slips.

The way of packing is regularly changed for a secure delivery.

The packages are small in order to avoid unwelcomed questions . If the order is big, then it will be divided into two or more packages

2.Can the packages be trackable

YES, we provide tracking number and you can track on internet.

3.Where do you ship to

Worldwide.

4.Do you offer domestic shipping/remail shipping

Yes we can ship to USA/UK/Canada/Australia/Germany etc warehouse first then to you.

5.Do you ensure your packing, what about customs, what happens if the package is retained

We concern a lot about our safety system, we pack the orders as secure as possible. If a package is seized at customs, reships of seized orders will be done provided you have a copy of the letter to show us. If you receive a seizure letter, please contact us immediately with a scanned copy of the seizure letter, and also a new address to have your order reshipped to.

6.Which payment options are available

Bitcoin,,Bank wire,MoneyGram