1,3,9-三甲基黄嘌呤，CAS 登记号 519-32-4，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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本页已列出 1,3,9-三甲基黄嘌呤 的 CAS 号：519-32-4，可与随货 COA 核对。
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1,3,9-trimethyl-xanthine · CAS 519-32-4 · C8H10N4O2. UNII N4HG7T2QGW.
| CAS Registry Number | 519-32-4 |
|---|---|
| PubChem CID | 1326 |
| Molecular formula | C8H10N4O2 |
| IUPAC name | 1,3,9-trimethylpurine-2,6-dione |
| UNII (FDA) | N4HG7T2QGW |
| Molecular Weight | 194.19 |
|---|---|
| XLogP3 | -0.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 194.08037557 |
| Monoisotopic Mass | 194.08037557 |
| Topological Polar Surface Area | 58.4 |
| Heavy Atom Count | 14 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
Isocaffeine; 519-32-4; 1,3,9-Trimethylxanthine; 1,3,9-trimethyl-3,9-dihydro-1H-purine-2,6-dione; 1,3,9-trimethylpurine-2,6-dione; 3,9-Dihydro-1,3,9-trimethyl-1H-purine-2,6-dione; N4HG7T2QGW; 1H-Purine-2,6-dione, 3,9-dihydro-1,3,9-trimethyl-; EINECS 208-267-7; NSC 28332; NSC-28332; 9-METHYLTHEOPHYLLINE; DTXSID70199859; CAFFEINE IMPURITY C [EP IMPURITY]; CAFFEINE MONOHYDRATE IMPURITY C [EP IMPURITY]; CAFFEINE IMPURITY C (EP IMPURITY)
CAS 519-32-4; molecular formula C8H10N4O2; molecular weight — g/mol.
Isocaffeine, 519-32-4, 1,3,9-Trimethylxanthine, 1,3,9-trimethyl-3,9-dihydro-1H-purine-2,6-dione, 1,3,9-trimethylpurine-2,6-dione, 3,9-Dihydro-1,3,9-trimethyl-1H-purine-2,6-dione.
Hazard statements reported: H302.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.