2,4-二氨基嘧啶3-氧化物，CAS 登记号 74638-76-9，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，下游主要用于无机化学品。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。
无机化学品
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 2,4-二氨基嘧啶3-氧化物 的 CAS 号：74638-76-9，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及无机化学品。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
2,4-diaminopyrimidine 3-oxide · CAS 74638-76-9 · C4H6N4O. UNII 1756681479.
| CAS Registry Number | 74638-76-9 |
|---|---|
| PubChem CID | 10197687 |
| Molecular formula | C4H6N4O |
| IUPAC name | 3-hydroxy-2-iminopyrimidin-4-amine |
| UNII (FDA) | 1756681479 |
| Molecular Weight | 126.12 |
|---|---|
| XLogP3 | -1.4 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 126.05416083 |
| Monoisotopic Mass | 126.05416083 |
| Topological Polar Surface Area | 85.7 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Regulatory & Food Contact | CIR / INCI: Skin conditioning; Hair conditioning |
|---|
| 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)
Aminexil; 113275-13-1; RefChem:111997; DTXSID301336116; 74638-76-9; Kopexil; 2,4-diaminopyrimidine-3-oxide; 2,4-Diamino pyrimidine-3-oxide; Mexoryl SAG; 2,4-Pyrimidinediamine, 3-oxide; 2,6-diaminopyrimidine 1-oxide; 2,4-Diaminopyrimidine 3-N-oxide; diaminopyrimidine oxide; AC-13770; 2,6-DIAMINOPYRIMIDIN-1-IUM-1-OLATE; F76043
CAS 74638-76-9; molecular formula C4H6N4O; molecular weight — g/mol.
Aminexil, 113275-13-1, RefChem:111997, DTXSID301336116, 74638-76-9, Kopexil.
Documented regulatory listings: CIR / INCI: Skin conditioning; Hair conditioning.
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.