5-甲基-s-三唑并[1,5-a]嘧啶-7-醇，CAS 登记号 2503-56-2，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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5-Methyl-s-triazolo[1,5-a]pyrimidin-7-ol · CAS 2503-56-2 · C6H6N4O. UNII J13JT2L1BY.
| CAS Registry Number | 2503-56-2 |
|---|---|
| PubChem CID | 75629 |
| Molecular formula | C6H6N4O |
| IUPAC name | 5-methyl-1H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one |
| UNII (FDA) | J13JT2L1BY |
| Molecular Weight | 150.14 |
|---|---|
| XLogP3 | -0.5 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 150.05416083 |
| Monoisotopic Mass | 150.05416083 |
| Topological Polar Surface Area | 57.1 |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| GHS notification summary | 6.7% (3 / 45) |
|---|
| GHS notification summary | 6.7% (3 / 45) |
|---|---|
| Reported hazard statements | H315 (93.3%), H319 (93.3%), H335 (91.1%) |
This chemical does not meet GHS hazard criteria for 6.7% (3 of 45) of reports.
H315 (93.3%): Causes skin irritation [Warning Skin corrosion/irritation]
5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol; Methyl hydroxytriazaindolizine; [1,2,4]Triazolo[1,5-a]pyrimidin-7-ol, 5-methyl-; NSC 32071; 5-Methyl-7-hydroxy-1,3,4-triazaindolizine; 5-Methyl-s-triazolo(1,5-a)pyrimidin-7-ol; EINECS 219-706-7; s-Triazolo(1,5-a)pyrimidin-7-ol, 5-methyl-; NSC 511493; NSC 2603562; (1,2,4)Triazolo(1,5-a)pyrimidin-7-ol, 5-methyl-; 5-Methyl-(1,2,4)triazolo(1,5-a)pyrimidin-7-ol; 5-METHYL-S-TRIAZOLO[1,5-A]PYRIMIDIN-7-OL; s-Triazolo[1,5-a]pyrimidin-7-ol, 5-methyl-; RefChem:391240; 1,2,4Triazolo1,5-apyrimidin-7-ol, 5-methyl-
CAS 2503-56-2; molecular formula C6H6N4O; molecular weight — g/mol.
5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol, Methyl hydroxytriazaindolizine, [1,2,4]Triazolo[1,5-a]pyrimidin-7-ol, 5-methyl-, NSC 32071, 5-Methyl-7-hydroxy-1,3,4-triazaindolizine, 5-Methyl-s-triazolo(1,5-a)pyrimidin-7-ol.
6.7% of GHS notifications report no hazard classification (3 of 45).
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.