3-氰基-2-甲基吡啶，CAS 登记号 1721-23-9，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。
有机化学品
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 3-氰基-2-甲基吡啶 的 CAS 号：1721-23-9，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。
主要涉及有机化学品。
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。
3-Cyano-2-methylpyridine · CAS 1721-23-9 · C7H6N2. UNII ST45175004.
| CAS Registry Number | 1721-23-9 |
|---|---|
| PubChem CID | 4738308 |
| Molecular formula | C7H6N2 |
| IUPAC name | 2-methylpyridine-3-carbonitrile |
| UNII (FDA) | ST45175004 |
| Molecular Weight | 118.14 |
|---|---|
| XLogP3 | 1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 118.053098200 |
| Monoisotopic Mass | 118.053098200 |
| Topological Polar Surface Area | 36.7 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (100%), H312 (100%), H315 (100%), H319 (100%), H332 (100%), H335 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal]
2-methylpyridine-3-carbonitrile; RefChem:476232; 888-481-0; 3-Cyano-2-methylpyridine; 1721-23-9; 2-METHYLNICOTINONITRILE; 2-Methyl-3-cyanopyridine; 2-Methyl-nicotinonitrile; MFCD06254420; 3-PYRIDINECARBONITRILE, 2-METHYL-; SCHEMBL155110; DTXSID70406191; AB2931; AKOS002336169; PB23449; SY041601
CAS 1721-23-9; molecular formula C7H6N2; molecular weight — g/mol.
2-methylpyridine-3-carbonitrile, RefChem:476232, 888-481-0, 3-Cyano-2-methylpyridine, 1721-23-9, 2-METHYLNICOTINONITRILE.
Hazard statements reported: H302, H312, H315, H319, H332.
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.