A:

Product name:Guanine

Appearance:White amorphous solid.

Molecular formula:C5H5N5O

Molecular weight:151

Standard(Content):98.0~102.0%

Usage:(1)In the cosmetics industry, crystalline guanine is used as an additive to various products.(2) It is also used in metallic paints and simulated pearls and plastics.

(3) Intermediate of Aciclovir and Ganciclovir which is antivirus drug 

 

B:

Product name:Purine

Alias：7H-imidazo[4,5-d]pyrimidine

CAS No.:120-73-0

Appearance:Colorless crystal powder, soluble in water.

Molecular formula:C5H4N4

Molecular weight:120.112

 

C:

Product name:Adenine

Alias:6-Aminopurine、Adenine Phosphate、Biadenina、Leuco-4、Vitamin B4

CAS No.:73-24-5

Appearance:White rhombic acicular crystals

Molecular formula:C5H5N5

Molecular weight:135.13

Standard(Content):

Usage:Antineoplastic, increase white blood cell .

It can be used in leucopenia which is due to any reason ,such as take drug of radiation therapy ,  benzolism,antineoplastic, anti-thyroid. 

 

D:

Name: Minocycline hcl
Molecular formula : C23H27N3O7
Structural formula: 457.48
CAS NO.: 13614-98-7
Appearance: yellow crystalline powder
Use: it is the semi-synthetic antibiotics tetracycline and can be used to treat many different bacterial infections.
Package:25kg/drum

 

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