Cas：611-59-6
中文名称：1,7-二甲基黄嘌呤
英文名称：1,7-二甲基黄嘌呤
SMILES：O=C(N1C)NC2=C(N(C)C=N2)C1=O
EINECS：210-271-9
中文同义名：
1,7-二甲基黄嘌呤 ~98%; 咖啡因杂质F; 1, 7-二甲基黄嘌呤溶液, 100PPM; 1,7-二甲基黄嘌呤;
英文同义名：
1,7-Dimethyl-1H-purine-2,6-dione, 1,7-Dimethylxanthine, 2,6-Dihydroxy-1,7-dimethylpurine, Paraxanthine; 1,7-Dimethyl-1H-purine-2,6-dione, 2,6-Dihydroxy-1,7-dimethylpurine, Paraxanthine; 1,7-Dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione; 1,7-Dimethylxanthine-[13C4,15N3] (para-xanthine); 1,7-Dimethylxanthine-[2H6] (para-xanthine); Paraxanthine-d3; IMp. F (EP): 1,7-DiMethyl-3,7-dihydro-1H-purine-2,6-dione(Paraxanthine; Caffeine IMpurity F;
熔点：294-296 °C(lit.)<br>
沸点：312.97°C (rough estimate)
闪点：9℃
折射率：1.6700 (estimate)
密度：1.3640 (rough estimate)
性状：solid<br>
存储条件：-20°C Freezer
| 货号 | 纯度 | 规格/包装 | 货期 | 市场价 | 更新日期 |
|---|---|---|---|---|---|
| 品牌：九鼎化学 | |||||
| L-RS565 | ≥97% | 100mg | 国内现货 | 858.80 | 2024-02-17 |
| 品牌：Aladdin | |||||
| P137297-100mg | ≥97% | 100mg | 国内现货 | 726.90 | 2024-04-21 |
| P137297-500mg | ≥97% | 500mg | 国内现货 | 2008.90 | 2024-04-21 |
| P137297-250mg | ≥97% | 250mg | 国内现货 | 1224.90 | 2024-04-21 |
| 品牌：TCI | |||||
| D5696 | >98.0%(HPLC) | 25mg | 国内现货 | 595.00 | 2024-01-16 |
| D5696 | >98.0%(HPLC) | 100mg | 国内现货 | 1720.00 | 2024-01-16 |
| D5696 | 98.0% | 100mg | 国内现货 | 1720.00 | 2024-04-04 |
| D5696 | 98.0% | 25mg | 国内现货 | 595.00 | 2024-04-04 |
| 品牌：凯为化学 | |||||
| JZ003UK4 | 98% | 100mg | 国内现货 | 366.00 | 2024-04-21 |
| JZ003UK4 | 98% | 250mg | 国内现货 | 743.00 | 2024-04-21 |
| JZ003UK4 | 98% | 1g | 国内现货 | 2286.00 | 2024-04-21 |
| JZ003UK4 | 98% | 5g | 国内现货 | 6629.00 | 2024-04-21 |
| JZ003UK4 | 98% | 100mg | 国内现货 | 366.00 | 2024-04-21 |
| JZ003UK4 | 98% | 250mg | 国内现货 | 743.00 | 2024-04-21 |
| JZ003UK4 | 98% | 1g | 国内现货 | 2286.00 | 2024-04-21 |
| JZ003UK4 | 98% | 5g | 国内现货 | 6629.00 | 2024-04-21 |
| 品牌：艾康研选 | |||||
| AK003TV4 | 98% | 100mg | 国内现货 | 320.00 | 2024-04-21 |
| AK003TV4 | 98% | 250mg | 国内现货 | 650.00 | 2024-04-21 |
| AK003TV4 | 98% | 1g | 国内现货 | 2000.00 | 2024-04-21 |
| AK003TV4 | 98% | 5g | 国内现货 | 5800.00 | 2024-04-21 |
| 品牌：King Scientific | |||||
| AB78072 | 95% | 1g | 国内现货 | 1483.00 | 2024-04-21 |
| AB78072 | 95% | 100mg | 国内现货 | 1194.00 | 2024-04-21 |
| AB78072 | 95% | 250mg | 国内现货 | 1237.00 | 2024-04-21 |
| AB78072 | 95% | 500mg | 国内现货 | 1376.00 | 2024-04-21 |
| AB78072 | 95% | 2.5g | 国内现货 | 2038.00 | 2024-04-21 |
| AB78072 | 95% | 5g | 国内现货 | 3042.00 | 2024-04-21 |
| AB78072 | 95% | 10g | 国内现货 | 4996.00 | 2024-04-21 |
| 品牌：麦克林 | |||||
| D864705 | 1,7-二甲基黄嘌呤,≥97% | 100mg | 国内现货 | 720.00 | 2024-04-21 |
| D864705 | 1,7-二甲基黄嘌呤,≥97% | 250mg | 国内现货 | 1225.00 | 2024-04-21 |
| D864705 | 1,7-二甲基黄嘌呤,≥97% | 1g | 国内现货 | 3080.00 | 2024-04-21 |
| 品牌：吉至Acmec | |||||
| D39960-100mg | 97% | 100mg | 国内现货 | 598.00 | 2023-07-18 |
| 品牌：毕佳索 | |||||
| BJS8387879 | 98% | 100mg | 国内现货 | 1571.00 | 2024-04-21 |
| BJS8387879 | 98% | 250mg | 国内现货 | 2587.00 | 2024-04-21 |
| BJS8387879 | 98% | 1g | 国内现货 | 6468.00 | 2024-03-07 |
| 品牌：毕得医药 | |||||
| BD55126 | 98% | 100mg | 国内现货 | 748.00 | 2024-04-21 |
| BD55126 | 98% | 250mg | 国内现货 | 1232.00 | 2024-04-21 |
| BD55126 | 98% | 1g | 国内现货 | 3080.00 | 2024-04-04 |
| 品牌：Sigma-Aldrich | |||||
| D5385 | ~98%, solid ;1,7-二甲基黄嘌呤(Sigma-Aldrich) | 100mg | 国内现货 | 2474.25 | 2024-03-29 |
| D5385 | ~98%, solid ;1,7-二甲基黄嘌呤 | 100mg | 国内现货 | 2474.25 | 2024-03-29 |
| 品牌：Meryer | |||||
| M57056 | 97% | 100mg | 国内现货 | 576.00 | 2024-04-21 |
| M57056 | 97% | 250mg | 国内现货 | 980.00 | 2024-04-21 |
| M57056 | 97% | 1g | 国内现货 | 2464.00 | 2024-04-21 |
| 品牌：Aldrich | |||||
| D5385 | ~98%, solid ;1,7-二甲基黄嘌呤(Aldrich) | 100mg | 国内现货 | 2474.25 | 2024-02-26 |
| D5385 | ~98%, solid ;1,7-二甲基黄嘌呤 | 100mg | 国内现货 | 2474.25 | 2024-03-25 |
| 品牌：Adamas | |||||
| 69971B | 99%;RG | 250mg | 国内现货 | 1230.00 | 2024-04-21 |
| 69971A | 99%;RG | 100mg | 国内现货 | 746.00 | 2024-04-21 |
| 69971C | 99%;RG | 1g | 国内现货 | 3079.00 | 2024-04-21 |
| 品牌：坛墨质检/TMstandard | |||||
| 722094-10mg | >98% | 10mg | 国内现货 | 1050.00 | 2099-12-31 |
| 722094-25mg | 见证书 | 25mg | 国内现货 | 2069.00 | 2099-12-31 |
