Cas no for 73-40-5,Guanine ACID Cas number search msds database,online free cas number chemistry search engine,cas number sigma aldrich

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Home > CAS No. Inquiry > 73-40-5

73-40-5

[CAS Name] Guanine

[Formula] C5H5N5O

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Basica Info

[CAS Name]Guanine
[Alias]C.I. 75170; C.I. Natural White 1; Guanine; 2-Amino-1,7-dihydro-6H-purin-6-one; 2-Aminohypoxanthine; 2-Amino-6-hydroxypurine; 2-amino-3,7-dihydro-6H-purin-6-one
[Number]73-40-5
[EINECS]200-799-8
[Formula]C5H5N5O
[Molecular weight]151.1261

[Melting point]360℃
[Boiling point]591.4°C at 760 mmHg
[Density]5.86E-14mmHg at 25°C
[Flash point]311.4°C

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changzhou longo chemical co.,ltd

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Guanine is an intermediate of synthesis nucleoside antiviral drugs and Folic Acid, also be used for biochemical research.

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XINXIANG RUICHENG TECHNOLOGY CO.,LTD.

white or almost white crystal powder

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Hangzhou Bio-Bounce Technology Co., Ltd

ACYCLOVIR Intermediate.It can be used for biochemical studies.
It can be used as the intermediates of the antiviral drugs acyclovir.
It can be used as the intermediate of thioguanine and open-ringed guanine.

Guanine Chemical Properties

Melting point	>300 °C(lit.)
Boiling point	273.11°C (rough estimate)
density	1.4456 (rough estimate)
refractive index	2.0000 (estimate)
storage temp.	2-8°C
solubility	1 M NaOH: 0.1 M at 20 °C, clear, colorless
form	Powder
pka	9.92(at 40℃)
color	White to cream