Methyl oxalyl chloride，CAS 登记号 5781-53-3，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Organic Chemicals。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。
Organic Chemicals
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 Methyl oxalyl chloride 的 CAS 号：5781-53-3，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Organic Chemicals。
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。
Methyl oxalyl chloride · CAS 5781-53-3 · C3H3ClO3. UNII 42Z6XG83RQ.
| CAS Registry Number | 5781-53-3 |
|---|---|
| PubChem CID | 79846 |
| Molecular formula | C3H3ClO3 |
| IUPAC name | methyl 2-chloro-2-oxoacetate |
| UNII (FDA) | 42Z6XG83RQ |
| Molecular Weight | 122.51 |
|---|---|
| XLogP3 | 1.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 121.9770716 |
| Monoisotopic Mass | 121.9770716 |
| Topological Polar Surface Area | 43.4 |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Reported hazard statements | H226 (100%), H314 (100%) |
|---|
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
5781-53-3; Methyl chlorooxoacetate; Methyl chloroglyoxylate; Methyl oxalyl chloride; methyl 2-chloro-2-oxoacetate; Acetic acid, chlorooxo-, methyl ester; Chloroglyoxylic Acid Methyl Ester; methoxalyl chloride; 42Z6XG83RQ; Acetic acid, 2-chloro-2-oxo-, methyl ester; EINECS 227-307-4; DTXSID9064003; RefChem:817673; DTXCID3042269; 227-307-4; Methyl (Chlorocarbonyl)formate
CAS 5781-53-3; molecular formula C3H3ClO3; molecular weight — g/mol.
5781-53-3, Methyl chlorooxoacetate, Methyl chloroglyoxylate, Methyl oxalyl chloride, methyl 2-chloro-2-oxoacetate, Acetic acid, chlorooxo-, methyl ester.
Hazard statements reported: H226, H314.
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.