Guanine CAS NO.73-40-5

Txhais:

2-AMino-6-hydroxy-1H-purine; 9H-Guanine; Valaciclovir EP Impurity A; Guanine Vetec (TM) reagent qib, 99%; 2-amino-1H-purin-6 (9H) -one; 6H-Purin -6-ib, 2-amino-1,7-dihydro- (9CI); 6H-purin-6-ib, 2-amino-3,7-dihydro-; Guanine (8CI)

CAS:

73-40-5

MF:

C5H5N5O

MW:

151.13

EINECS:

200-799-8

Boiling taw tes

273.11 ° C (kwv yees nchav)

qhov ntom ntom

1.4456 (kwv yees tsis muaj tseeb)

refractive index

2.0000 (kwv yees)

chaw muag khoom temp.

2-8 ° C

solubility

1 M NaOH: 0.1 M ntawm 20 ° C, ntshiab, tsis muaj xim

daim ntawv

Hmoov

pka

9.92 (ntawm 40 ℃)

xim

Dawb rau qab zib

Dej Solubility

insoluble

Merck

14,4564

BRN

9680

Kev ruaj khov:

Ruaj khov. Tsis sib haum nrog cov neeg muaj zog oxidizing.

Kev Siv

Nws tuaj yeem siv rau kev tshawb fawb biochemical.
Nws tuaj yeem raug siv los ua tus nruab nrab ntawm cov tshuaj tua kab mob acyclovir.
Nws tuaj yeem raug siv raws li nruab nrab ntawm thioguanine thiab qhib-ringed guanine.

Kev Qhia Kom Paub

A: HPLC RT
B: IR

Tub sab

Nyob rau hauv dilute alkali hydroxide

Poob rau kom qhuav

≤1.0%

Sulphated tshauv

≤0.10%

Chromatographic Purity (%)
Kev tswj hwm qhov tsim nyog, los ntawm HPLC

4-hydroxy-2,5,6-triaminopyrimidine sulphate

≤0.20%

Lwm lwm tus neeg impurity

≤0.20%

Tag nrho impurities

≤1.00%

Khoom Siv (HPLC) C5H5N5O

98.0-102.0%