Kono Chem Co.,Ltd

Glutathione, Astaxanthin, Resveratrol, Quercetin, Rutin and other APIs

Product Certification

Kono Chem Co.,Ltd

Country:China (Mainland)

Business Type:Other

Assessed supplierAssessed
supplier

qq

    x
  • Mr.Sam
  • Ms.Sarah
  • Mr.Edward

Contacts

  • Mr.Hong
    Tel: 86-29-86107037-8015

  • Mr.Sam
    Tel: 86-29-86107037-8016

  • Ms.Sarah
    Tel: 86-29-86107037-8019

  • Mr.Edward
    Tel: 86-29-86107037-8021

  • Ms.Freya
    Tel: +86 29 86107037-8010

  • Ms.Jessica
    Tel: 029-86107037-8014

  • Mr.Gao
    Tel: +8613289246953

  • Fax: 86-29-81330164
  • URL: http://www.konochem.com
  • Province/state: Shaanxi
  • City: Xi'an
  • Street:No.11 Daqing Road,Lianhu District,Xi’an 710082,China
E-MAIL Supplier    Clike here
Home > Products > 

CAS:738-70-5 Trimethoprim

CAS:738-70-5 Trimethoprim CAS NO.738-70-5

  • Min.Order: 1 Kilogram
  • Payment Terms: T/T,Other
  • Product Details

Keywords

  • Trimethoprim
  • Trimethoprim
  • 2,4-Diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine

Quick Details

  • ProName: CAS:738-70-5 Trimethoprim
  • CasNo: 738-70-5
  • Molecular Formula: C14H18N4O3
  • Appearance: White powder
  • Application: Medicine
  • DeliveryTime: within 3-4days after received your pay...
  • PackAge: according to customers' requirements
  • Port: all chinese port
  • ProductionCapacity: 100 Kilogram/Week
  • Purity: 99.5%
  • Storage: store in cool and dry
  • Transportation: by sea or by air
  • LimitNum: 1 Kilogram

Superiority

Chemical Name: Trimethoprim (TMP)

Other name:

Abaprim;5-((3,4,5-trimethoxyphenyl)methyl)-2,4-pyrimidinediamine;5-(3,4,5-trimethoxybenzyl)-2,4-diaminopyrimidine

CAS: 738-70-5

EINECS No.: 212-006-2

Formula: C14H18N4O3

Molecular Weight: 290.32

Purity: 99.8%

Appearance: White or yellowish-white powder

BP/USP Pharmaceutical

 

Function:

antibacterial drug efficiency, separate for respiratory tract infections, urinary tract infections,intestinal infections and other illnesses. Range and similar antibacterial sulfonamides, in combination with sulfa drugs or in combination with antibiotics, can significantly improve drug efficacy. For respiratory tract infections, senile chronic bronchitis, dysentery, urinary tract infection, pyelonephritis, enteritis, typhoid, gonorrhea, and some of the specific disease and other inflammation.

 

Application:

 

Cure pneogaster infection, chronic senile bronchitis, bacillary dysentery, urinary tract infection, pyelon-dphristis, enteritis typhoid, gonorrhea and some specific lesion etc

 

Specification:

 

Items

Standard

Results

Appearance

White or yellowish-white powder

White powder

Solubility

Very slightly soluble in water, 

slightly soluble in alcohol.

Very slightly soluble in water, 

slightly soluble in alcohol.

•Identification

A: Melting point

199-203

201.0-201.4

B: Specific absorbance

Max.287nm: 240-250

243

C: IR-spectrum

Complies with reference spectrum

Complies with reference spectrum

D: Chemical reaction

Green fluorescence at 365nm

Green fluorescence at 365nm

Appearance of solution

Not more intensely colored than 

Reference Solution BY7

Less intensely colored than reference solution BY7

Related substances

Method A by HPLC:

 

 

Impurity F

≤0.1%

0.05%

Any single impurity

≤0.1%

<0.1%

Total impurities

≤0.2%

<0.2%

Method B by HPLC:

 

 

Any single impurity

≤0.1%

<0.1%

Total impurities

≤0.2%

<0.2%

Heavy metals

≤20ppm

<

20ppm

Residual methanol

≤3000ppm

Not detected

Residual DMSO

≤5000ppm

Not detected

Residual acetic acid

≤5000ppm

Not detected

Impurity K(aniline) by GC

≤5ppm

Not detected

Loss on drying

≤0.5%

0.3%

Sulphated ash

≤0.1%

0.02%

Assay 

98.5-101.0%

99.71%

Particle size

100% pass 300 mesh

100% pass 300 mesh

 

Details

Kono Chem Co.,Ltd is a leading producer of standardized herbal extracts, natural active ingredients and APIs for pharmaceutical, health food and cosmetic industries. 

The botanical raw materials are subject to strict selection and inspection, and extracts are manufactured according to methods developed by Pioneer. They include inspections to guarantee a high quality standard from both analytico-chemical and therapeutic points of view, and take into consideration the state of art in different fields: research and development, analyses, processes and machinery, therapeutic applications on a scientific basis. 

With our phytopharmaceutical background and knowledge through experience, PIONEER can also provide a wide range of analytical services and reference substances to our clients. In addition, We also manufacture pharmaceutical raw materials of nucleotide species, mainly including as below: SAM-e Tosylate Disulfate; SAM-e 1,4-Butanedisulfonate; Polycytidylic Acid; Polyinosinic Acid; Adenosine Triphosphate Disodium; and Cytidine Triphosphate Disodium; these items are our strongest advantage in China. Meanwhile, we can do custom made pharmaceutical ingredients depending on our professional experts in the pharmaceutical and chemistry industry. 

Recently, Kono Chem has been working hard on the research and development of new cardiovascular and anesthesia drugs, we have got good achievements; moreover, we also offer natural anticancer drugs and other pharmaceutical intermediates. As a GMP standardized manufacturer, our products can meet or even exceed the standards of CP2010, USP32, BP2005 and EP4. Presently, 80% and above of our products have been well-recognized in dozens of countries and regions, such as USA, EU, South America and Southeast Asia. There are experienced technicians working for our institutes now, all of them are skilled. Pioneer is looking forward to cooperating with friends all over the world for getting collaborative development; we are willing to work with you to develop new drugs and expand new business, let's work together for bright future.

 

Other products of this supplier

Kono Chem Co.,LtdTel:86-29-86107037-8015 Fax:86-29-81330164  Email:info@konochemical.com
 Address:No.11 Daqing Road,Lianhu District,Xi’an 710082,China,710082