Methyl oxalyl chloride (CAS 5781-53-3) — formula C3H3ClO3, molecular weight 122.51; category organic chemicals.
Methyl oxalyl chloride is a carbon-based organic compound with CAS registry number 5781-53-3 and molecular formula C3H3ClO3 (molecular weight 122.51), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 5781-53-3
Its molecular formula C3H3ClO3 comprises 3 C, 3 H, 1 Cl, 3 O atoms.
Also known as: Methyl oxalyl chloride · Methyl chloroglyoxylate
Category: organic chemicals
The CAS registry number of Methyl oxalyl chloride is 5781-53-3.
Molecular formula C3H3ClO3, molecular weight 122.51.
It is also registered under: Methyl oxalyl chloride, Methyl chloroglyoxylate.
Category: Organic Chemicals.
Public-database records for Methyl oxalyl chloride (CAS 5781-53-3), reproduced here for independent cross-checking.
| 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]
| CAS Registry Number | 5781-53-3 |
|---|---|
| PubChem CID | 79846 |
| 分子式 | C3H3ClO3 |
| IUPAC 名称 | methyl 2-chloro-2-oxoacetate |
| UNII（FDA） | 42Z6XG83RQ |
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
| 分子量 | 122.51 |
|---|---|
| XLogP3 | 1.1 |
| 氢键供体数 | 0 |
| 氢键受体数 | 3 |
| 可旋转键数 | 2 |
| 精确质量 | 121.9770716 |
| 单同位素质量 | 121.9770716 |
| 拓扑极性表面积 | 43.4 |
| 重原子数 | 7 |
| 形式电荷 | 0 |
Methyl oxalyl chloride · CAS 5781-53-3 · C3H3ClO3. UNII 42Z6XG83RQ.
Source: PubChem / Wikidata; the batch COA governs where values differ.
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