中文名 | 黄嘌呤 |
英文名 | Xanthine |
别名 | 海生丁 黄嘌呤 黃嘌呤 黄花色精 二氧化嘌呤 【口+山】硫酮 2,6-二氧嘌呤 2,6-二羥嘌呤 2,6-二羟基嘌呤 |
英文别名 | Xanthine UREOUS ACID ISOXANTHINE 2,6-DIOXYPURINE 2,6-DIOXOPURINE 9H-PURINE-2,6-DIOL TIMTEC-BB SBB004054 2,6-Dihydroxypurine 2,6-DIHYDROXYPURINE 1H-purine-2,6-dione xanthine sigmaultra 2,6-Dihydroxy purine PURINE-2,6(1H,3H)-DIONE purine-2(3H),6(1H)-dione 3,7-dihydro-1H-purine-2,6-dione 3,5-dihydro-1H-purine-2,6-dione |
CAS | 69-89-6 |
EINECS | 200-718-6 |
化学式 | C5H4N4O2 |
分子量 | 152.11 |
InChI | InChI=1/C5H2N4O2/c10-4-2-3(7-1-6-2)8-5(11)9-4/h1H,(H,9,10,11) |
InChIKey | LRFVTYWOQMYALW-UHFFFAOYSA-N |
密度 | 1.5452 (rough estimate) |
熔点 | 300 °C |
沸点 | 274.55°C (rough estimate) |
水溶性 | Soluble in water(0.067g/L). |
蒸汽密度 | 5.3 (vs air) |
溶解度 | NH4OH: 自由溶解 |
折射率 | 1.8500 (estimate) |
酸度系数 | pKa 9.95 (Uncertain) |
存储条件 | Keep in dark place,Sealed in dry,Room Temperature |
敏感性 | Sensitive to light |
外观 | 粉末 |
颜色 | White to slightly yellow |
气味 | Odorless |
Merck | 14,10059 |
BRN | 8733 |
物化性质 | 2,6-二羟基嘌呤又叫黄嘌呤,是由一个嘧啶环和一个咪唑环稠合而成的一种化合物,为黄色片状结晶,难溶于水、醇,易溶于氨水及氢氧化钠溶液中。pH6时在267nm波长处有最大吸收。加热分解无熔点。 本品可溶于氢氧化钠溶液、氨水和酸性溶液,微溶于水和乙醇,不溶于有机溶剂。 LD50(小鼠,腹腔) 500 mg/kg。 |
MDL号 | MFCD00078453 |
危险品标志 | Xi - 刺激性物品 |
风险术语 | R36 - 刺激眼睛。 R43 - 与皮肤接触可能致敏。 R36/37/38 - 刺激眼睛、呼吸系统和皮肤。 |
安全术语 | S36/37 - 穿戴适当的防护服和手套。 S37/39 - 戴适当的手套和护目镜或面具。 S26 - 不慎与眼睛接触后,请立即用大量清水冲洗并征求医生意见。 |
WGK Germany | 3 |
RTECS | ZD7700000 |
TSCA | Yes |
海关编号 | 29335990 |
上游原料 | 咪唑 碳酸二乙酯 3-异丁基-1-甲基黄嘌呤 1,3,5-三嗪 |
下游产品 | 咖啡因 6-巯基嘌呤 可可碱 |
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