CAS号: |
69-89-6 |
分子式: |
C5H4N4O2 |
分子量: |
152.11 |
MDL: |
MFCD00078453 |
EINECS: |
200-718-6 |
别名: |
2,6-二羟基嘌呤,2,6-(1H,3H)-嘌呤二酮, 3,7-二氢-1H-嘌呤-2,6-二酮
1H-嘌呤-2,6(3H,7H)-二酮;2,6-Dihydroxypurine |
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试剂货号 |
试剂名称 |
规格 |
包装 |
单价(RMB) |
购买数量 |
购买 |
备注 |
M000604 |
黄嘌呤 |
98% |
100g |
230.00 |
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M027023 |
黄嘌呤 |
98% |
25g |
60.00 |
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M027024 |
黄嘌呤 |
98% |
5g |
35.00 |
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Enhanced Quality Profile The Enhanced Quality Profile characterizes an individual
product's quality traits in a multilevel system to assure that a given product meets the
quality requirements of our customers.
pH6时最大吸收波长267nm,ε10250,最小吸收波长240nm,吸收度比值A250/A260=0.57、A280/A260=0.61、A290/A260=0.07。pH10时最大吸收波长277.5nm和240.5nm,摩尔吸光系数分别为9300和8900,最小吸收波长257nm,吸光度比值A250/A260=1.29、A280/A260=1.71、A290/A260=0.92。半数致死量(小鼠,腹腔)500mg/kg。
白色鳞片状或片状结晶。溶解度:1g/14.5l水 (16°C),1g/1.4l沸水 (16°C),易溶于无机酸和氢氧化钾溶液,微溶于乙醇,不溶于有机溶剂,加热分解无熔点,并部分升华。
熔点: 300 °C
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外观Appearance 白色至微黄色粉末
红外光谱鉴别Infrared spectrometry 符合
纯度Purity ≥98.0% (HPLC)
E 1 %/1 cm, 278nm pH 10 599 - 612
干燥损失Loss on drying <1 % (105°C, 5 hrs)
重金属Heavy metals (as Pb) ≤0.001 %
硫酸盐灰分Sulfated ash <0.2 % (800°C)
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