Diethyl methylmalonate, 99%

Name: Diethyl methylmalonate, 99%
Brand: Vaqora Chemicals
SKU: VQ-008752

About Diethyl methylmalonate, 99%

Vaqora Chemicals supplies Diethyl methylmalonate, an ester registered under CAS number 609-08-5 with a typical assay of 99%. The compound has the formula C8H14O4, corresponding to a molecular weight of 174.19 g/mol. The IUPAC name is diethyl 2-methylpropanedioate. It is also known as Methylmalonic acid diethyl ester or Diethyl 2-methylmalonate.

The product is provided as a liquid. Reported physical data include a boiling point of 198-199 °C and a density of 1.022 g/mL at 20 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 g and 500 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Diethyl methylmalonate, 99%
Catalogue No.	VQ-008752
CAS Number	609-08-5
IUPAC name	diethyl 2-methylpropanedioate
Molecular formula	C₈H₁₄O₄
Molecular weight	174.19 g/mol
Exact mass	174.0892
Purity / assay	99%
HSN code	29332990
InChIKey	UPQZOUHVTJNGFK-UHFFFAOYSA-N
SMILES	CCOC(=O)C(C)C(=O)OCC
PubChem CID	11857

Physical properties
Physical form	Liquid
Appearance	Liquid
Boiling point	198-199 °C
Density	1.022 g/mL at 20 °C
LogP (XLogP3)	1.4
H-bond donors / acceptors	0 / 4
TPSA	52.6 Å²
Synonyms	Methylmalonic acid diethyl ester, Diethyl 2-methylmalonate, Propanedioic acid, methyl-, diethyl ester, diethyl methylpropanedioate, Malonic acid, methyl-, diethyl ester, Ethyl methylmalonate, Propanedioic acid, 2-methyl-, 1,3-diethyl ester, 2-Methylmalonic acid diethyl ester, Ethyl methylmalonate (VAN), diethyl alpha-methylmalonate, Diethyl 2methylmalonate, Malonic acid, methyl, diethyl ester

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Diethyl methylmalonate, 99%?

The CAS Registry Number of Diethyl methylmalonate, 99% is 609-08-5. It is also known as Methylmalonic acid diethyl ester, Diethyl 2-methylmalonate, Propanedioic acid, methyl-, diethyl ester.

What is the molecular formula and molecular weight of Diethyl methylmalonate, 99%?

Diethyl methylmalonate, 99% has the molecular formula C8H14O4 and a molecular weight of 174.19 g/mol. Its IUPAC name is diethyl 2-methylpropanedioate.

Which grade and pack sizes of Diethyl methylmalonate, 99% can I order?

We supply Diethyl methylmalonate, 99% in (99%) grade, in 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diethyl methylmalonate, 99%?

Yes. Every lot of Diethyl methylmalonate, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Diethyl methylmalonate, 99% be shipped internationally?

Yes. Diethyl methylmalonate, 99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.