Guanine

Guanine
 

Product description:

English name : Guanine; 2-Amino-6-hydroxypurine; 2-Aminohypoxanthine; Imidoxanthin
Other names : 2-amino -6-hydroxy -purine; 2-amino- hypoxanthine; guano prime; birds will purine; guano base; guano ring; imino purine dioxide
CAS: 73-40-5
C5H5N5O = 151.13
Level : Ultra Pure Grade
Content : ≥98.0%
Em (248nm, 0.1N HCl):) 11100
Characters : white square crystalline or amorphous powder soluble in ammonium hydroxide, alkali and acid solutions, slightly soluble in ethanol, ethyl ether, insoluble in water, and partially decomposed above 360 ℃ sublimation absorbance 250nm / 260nm.: 1.32 ~ 1.42; absorption of 280nm / 260nm: 0.80 ~ 0.88; absorption of 290nm / 260nm: 0.45 ~ 0.53
Use: Biochemical studies thioguanine, open-loop intermediate guanine
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