(R)-6-Methyltetrahydro-2H-pyran-2-one

Also known as: (R)-5-Hexanolide, (R)-δ-Methyl-δ-valerolactone, (R)-δ-Caprolactone, (6R)-6-methyloxan-2-one, (6R)-6-methyl-2-oxanone, (+)-(6R)-6-methyltetrahydropyran-2-one

(R)-6-Methyltetrahydro-2H-pyran-2-one (CAS 43112-32-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H10O2 and a molecular weight of 114.14200 g/mol. Key properties include a boiling point of 215.7ºC at 760mmHg, a density of 1.001g/cm3 and a flash point of 79.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 43112-32-9
Jingsj CID: J-9092-6
Molecular Formula: C₆H₁₀O₂
Molecular Weight: 114.14200 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	215.7ºC at 760mmHg
Density	1.001g/cm3
Flash Point	79.8ºC
Exact Mass	114.06800
PSA	26.30000
LogP	1.10200
Refractive Index	1.431

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (R)-6-Methyltetrahydro-2H-pyran-2-one?

The CAS number of (R)-6-Methyltetrahydro-2H-pyran-2-one is 43112-32-9.

What are the molecular formula and molecular weight of (R)-6-Methyltetrahydro-2H-pyran-2-one?

(R)-6-Methyltetrahydro-2H-pyran-2-one has molecular formula C6H10O2 and molecular weight 114.14200 g/mol.

What are the upstream and downstream products of (R)-6-Methyltetrahydro-2H-pyran-2-one?

For (R)-6-Methyltetrahydro-2H-pyran-2-one, Upstream Products: 2-Methylcyclopentanone, Ethyl 5-oxohexanoate; Downstream Products: (R)-hexane-1,5-diol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "(R)-6-Methyltetrahydro-2H-pyran-2-one (CAS 43112-32-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9092-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.