更新時間:2016-06-05
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鳥嘌呤核苷
Guanosine
Cas 號: 【118-00-3 】 M D L: MFCD00010182
鳥嘌呤核苷分子式: C10H13N5O5 分子量: 283.24
別 名: 鳥苷,鳥嘌呤核甙, 9-beta-D-呋喃核苷鳥嘌呤
9-(β-D-Ribofuranosyl)guanine
Guanine-9-β-D-ribofuranoside
Guanine riboside
Guanine riboside hydrate
2-Amino-9-beta-D-ribofuranosyl-9H-purine-6-(1H)-one
99.5%,用于細胞培養 25g
99.5%,用于細胞培養 5g
99% 100g
99% 25g
99% 5g
性 狀: 白色或類白結晶性粉末。微溶于水,不溶于乙醇。溶于乙酸。
熔點:250 °C
質量標準: 99%:
外觀Appearance 白色至淺粉末
紅外光譜鑒定Infrared spectrometry 和對照品匹配
純度Purity ≥99.0% (HPLC)
水溶性實驗Solubility in hot Water 溶液透明
比旋光度Specific rotation [a]20/D -72.0 ~-78.0 °(C=1,1mol/L NaOH)
干燥失重Loss on drying <5 %
重金屬Heavy metals (as Pb) <10 ppm
吸光度Ratio of Absorbances 0.91 - 0.97 (A250/A260)
0.67 - 0.71 (A280/A260)
透光率Transmittance >95 % (c=1, 1 N NaOH, 430 nm) 1 cm cell
99.5%,用于細胞培養:
外觀Appearance 白色至類白色粉末
紅外光譜鑒定Infrared spectrometry 和對照品匹配
純度Purity >99.5% (HPLC)
水溶性實驗Solubility in hot Water 溶液透明
比旋光度Specific rotation [a]20/D -72.0 ~-78.0 °(C=1,1mol/L NaOH)
水分Water ≤14 % (by Karl Fischer)
EmM 13.2 - 13.9
At λ Max 252 ~ 253 nm at pH 7.0
λ 252 - 253 nm
細胞培養實驗Cell Culture Test Pass
貯 存: 室溫保存
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