3-Methyl-1,2-cyclopentanedione, 99%

Name: 3-Methyl-1,2-cyclopentanedione, 99%
Brand: Vaqora Chemicals
SKU: VQ-007994

About 3-Methyl-1,2-cyclopentanedione, 99%

Listed under CAS 765-70-8, 3-Methyl-1,2-cyclopentanedione is a carbonyl building block available from Vaqora Chemicals, specified at 99% purity. With the molecular formula C6H8O2, it has a molar mass of 112.13 g/mol. Systematically, it is named 3-methylcyclopentane-1,2-dione. Common synonyms include Maple lactone and 2-Hydroxy-3-methyl-2-cyclopenten-1-one.

In its supplied form it is off white to beige powder or crystal or chunks. Literature values give a melting point of 104-108 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is commonly used for organic synthesis, condensation and reductive amination, API intermediates and food and flavour applications. It is used across pharmaceutical manufacturing, academic and industrial research and food and beverage processing.

Standard pack sizes are 10 g, 100 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
Condensation & reductive amination
API intermediates
Food & flavour applications

Industries

Specifications & identifiers

Chemical identifiers
Product name	3-Methyl-1,2-cyclopentanedione, 99%
Catalogue No.	VQ-007994
CAS Number	765-70-8
IUPAC name	3-methylcyclopentane-1,2-dione
Molecular formula	C₆H₈O₂
Molecular weight	112.13 g/mol
Exact mass	112.0524
Purity / assay	99%
HSN code	29241900
InChIKey	OACYKCIZDVVNJL-UHFFFAOYSA-N
SMILES	CC1CCC(=O)C1=O
PubChem CID	61209

Physical properties
Physical form	Crystalline
Appearance	Off white to beige powder or crystal or chunks
Melting point	104-108 °C
LogP (XLogP3)	0.2
H-bond donors / acceptors	0 / 2
TPSA	34.1 Å²
Synonyms	Maple lactone, 2-Hydroxy-3-methyl-2-cyclopenten-1-one, 3-Methyl-1,2-cyclopentanedione, Methylcyclopentenolone (diketo, 2-hydroxy-3-methylcyclopent-2-en-1-one, 3-methylcyclopentane-1,2-dione, Methylcyclopentenolone (diketo form), methyl-cyclopentenolone, 3-Methyl-1.2-cyclopentanedione, 3-Methyl-1,2-cyclopentanedione, 99%, Methylcyclopentenolone (natural), 2-Hydroxy-5-methyl-2-cyclopenten-1-one

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 3-Methyl-1,2-cyclopentanedione, 99%?

The CAS Registry Number of 3-Methyl-1,2-cyclopentanedione, 99% is 765-70-8. It is also known as Maple lactone, 2-Hydroxy-3-methyl-2-cyclopenten-1-one, 3-Methyl-1,2-cyclopentanedione.

What is the molecular formula and molecular weight of 3-Methyl-1,2-cyclopentanedione, 99%?

3-Methyl-1,2-cyclopentanedione, 99% has the molecular formula C6H8O2 and a molecular weight of 112.13 g/mol. Its IUPAC name is 3-methylcyclopentane-1,2-dione.

Which grade and pack sizes of 3-Methyl-1,2-cyclopentanedione, 99% can I order?

We supply 3-Methyl-1,2-cyclopentanedione, 99% in (99%) grade, in 10 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Methyl-1,2-cyclopentanedione, 99%?

Yes. Every lot of 3-Methyl-1,2-cyclopentanedione, 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 3-Methyl-1,2-cyclopentanedione, 99% be shipped internationally?

Yes. We export 3-Methyl-1,2-cyclopentanedione, 99% worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.