mono-2-(Methacryloyloxy)ethyl maleate
马来酸单-2-(甲基丙烯酰氧基)乙酯
Also known as: 2-(Methacryloyloxy)ethyl hydrogen maleate, (2-((2-Methyl-1-oxoallyl)oxy)ethyl) hydrogen maleate, 2-Butenedioic acid (2Z)-, mono[2-[(2-methyl-1-oxo-2-propenyl)oxy]ethyl] ester, 4-(2-(Methacryloyloxy)ethoxy)-4-oxobut-2-enoic acid, HEMA MALEATE, MFCD00080563, Maleic acid-mono-2-methacryloyloxy ethyl ester, Ethylene glycol methacrylate maleate
mono-2-(Methacryloyloxy)ethyl maleate (CAS 51978-15-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H12O6 and a molecular weight of 228.19900 g/mol. It is also known as 2-(Methacryloyloxy)ethyl hydrogen maleate, (2-((2-Methyl-1-oxoallyl)oxy)ethyl) hydrogen maleate and 2-Butenedioic acid (2Z)-, mono[2-[(2-methyl-1-oxo-2-propenyl)oxy]ethyl] ester. Key properties include a boiling point of 374.3ºC at 760 mmHg, a density of 1.217 g/mL at 25ºC(lit.) and a flash point of >230 °F. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 51978-15-5
- Jingsj CID
- J-3402-9
- Molecular Formula
- C10H12O6
- Chinese Name
- 马来酸单-2-(甲基丙烯酰氧基)乙酯
- Molecular Weight
- 228.19900 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 374.3ºC at 760 mmHg |
|---|---|
| Density | 1.217 g/mL at 25ºC(lit.) |
| Flash Point | >230 °F |
| Exact Mass | 228.06300 |
| PSA | 89.90000 |
| LogP | 0.28970 |
| Refractive Index | n20/D 1.483(lit.) |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
- H317 — May cause an allergic skin reaction
Customs & Trade Information
| HS Code | 2918990090 |
|---|---|
| Summary | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of mono-2-(Methacryloyloxy)ethyl maleate?
The CAS number of mono-2-(Methacryloyloxy)ethyl maleate is 51978-15-5.
What are the molecular formula and molecular weight of mono-2-(Methacryloyloxy)ethyl maleate?
mono-2-(Methacryloyloxy)ethyl maleate has molecular formula C10H12O6 and molecular weight 228.19900 g/mol.
Is mono-2-(Methacryloyloxy)ethyl maleate hazardous?
mono-2-(Methacryloyloxy)ethyl maleate has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H317 — May cause an allergic skin reaction.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "mono-2-(Methacryloyloxy)ethyl maleate (CAS 51978-15-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3402-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.