Diethyl methylmalonate
Also known as: Diethyl 2-methylpropanedioate, Methylmalonic acid diethyl ester, Ethyl methylmalonate, 2-Methylmalonic acid diethyl ester, Propanedioic acid, 2-methyl-, diethyl ester, RARECHEM AL BI 0301
Diethyl methylmalonate (CAS 609-08-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O4 and a molecular weight of 174.194 g/mol. Key properties include a boiling point of 204.4±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 76.7±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 609-08-5
- Jingsj CID
- J-8859-5
- Molecular Formula
- C8H14O4
- Molecular Weight
- 174.194 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 204.4±8.0 °C at 760 mmHg |
|---|---|
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 76.7±0.0 °C |
| Exact Mass | 174.089203 |
| PSA | 52.60000 |
| LogP | 1.05 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.421 |
| Additional Property | immiscible |
Customs & Trade Information
| HS Code | 2917190090 |
|---|---|
| Summary | 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Diethyl methylmalonate?
The CAS number of Diethyl methylmalonate is 609-08-5.
What are the molecular formula and molecular weight of Diethyl methylmalonate?
Diethyl methylmalonate has molecular formula C8H14O4 and molecular weight 174.194 g/mol.
What are the upstream and downstream products of Diethyl methylmalonate?
For Diethyl methylmalonate, Upstream Products: Diethyl malonate, iodomethane, Methyl bromide; Downstream Products: Ethyl 2-methyl-4-pentenoate, 2-Amino-4,6-dihydroxy-5-methylpyrimidine, Propanedioic acid, 2-methyl-2-propyl-, 1,3-diethyl ester.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Diethyl methylmalonate (CAS 609-08-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8859-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.