tetrahydro-2H-pyran-4-yl methanesulfonate

Also known as: oxan-4-yl methanesulfonate, Tetrahydropyran-4-yl methanesulfonate, 4-Tetrahydropyranyl methanesulfonate, Tetrahydro-1H-pyran-4-yl methanesulfonate, Tetrahydro-2H-pyran-4-ylmethanesulphonate, AM728, Methansulfonic acid tetrahydropyran-4-yl ester, Methansulfonsaeure-tetrahydropyran-4-ylester, 2H-Pyran-4-ol, tetrahydro-, methanesulfonate, tetrahydro-2H-pyran-4-ol mesylate

tetrahydro-2H-pyran-4-yl methanesulfonate (CAS 134419-59-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12O4S and a molecular weight of 180.22200 g/mol. Key properties include a boiling point of 329.1ºC at 760 mmHg, a density of 1.26 g/cm3 and a flash point of 152.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 134419-59-3
Jingsj CID: J-1458640-4
Molecular Formula: C₆H₁₂O₄S
Molecular Weight: 180.22200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	329.1ºC at 760 mmHg
Density	1.26 g/cm3
Flash Point	152.8ºC
Exact Mass	180.04600
PSA	60.98000
LogP	1.22240

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 tetrahydro-2H-pyran-4-yl methanesulfonate?

The CAS number of tetrahydro-2H-pyran-4-yl methanesulfonate is 134419-59-3.

What are the molecular formula and molecular weight of tetrahydro-2H-pyran-4-yl methanesulfonate?

tetrahydro-2H-pyran-4-yl methanesulfonate has molecular formula C6H12O4S and molecular weight 180.22200 g/mol.

What are the upstream and downstream products of tetrahydro-2H-pyran-4-yl methanesulfonate?

For tetrahydro-2H-pyran-4-yl methanesulfonate, Upstream Products: Tetrahydro-2H-pyran-4-ol, Tetrahydro-4H-pyran-4-one, 4H-pyran-4-one; Downstream Products: 4-bromo-1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole, 1-(Tetrahydro-2H-pyran-4-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, (Tetrahydro-2H-pyran-4-yl)hydrazine.

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. "tetrahydro-2H-pyran-4-yl methanesulfonate (CAS 134419-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1458640-4 (accessed 2026-11-09).

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