Dimethyl oxalate
草酸二甲酯
Also known as: Methyl oxalate, Oxalic acid dimethyl ester, Dimethyl ethanedioate, Ethanedioic acid, dimethyl ester, DMO, CH3OCOCOOCH3, Oxalic acid methyl ester, Dimethyl ester of oxalic acid, MFCD00008442, UNII-IQ3Q79344S, EINECS 209-053-6, Oxalicdimethylester, dimethyl ethanedioate, dimetyl oxalate, methyl ethanedioate, oxalic acid diester, OXALIC ACID BIS-METHYL ESTER
- CAS No.
- 553-90-2
- Jingsj CID
- J-1522785-0
- Molecular Formula
- C4H6O4
- Chinese Name
- 草酸二甲酯
- Molecular Weight
- 118.088 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 50-54 °C(lit.) |
|---|---|
| Boiling Point | 163.5±0.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 75.0±0.0 °C |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of Dimethyl oxalate?
553-90-2
What are the molecular formula and molecular weight of Dimethyl oxalate?
C4H6O4, molecular weight 118.088 g/mol
Is Dimethyl oxalate hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026