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3,4-Dihydro-2H-pyran-2-methanol

2-羟甲基-3,4-二氢吡喃

Also known as: 3,4-dihydro-2H-pyran-2-ylmethanol, 2-hydroxymethyl-3,4-dihydro-2H-pyran, DHP linker, 2H-PYRAN-2-METHANOL, 3,4-DIHYDRO-, MFCD00051507, EINECS 250-545-5

3,4-Dihydro-2H-pyran-2-methanol (CAS 3749-36-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H10O2 and a molecular weight of 114.14 g/mol. It is also known as 3,4-dihydro-2H-pyran-2-ylmethanol, 2-hydroxymethyl-3,4-dihydro-2H-pyran and DHP linker. Key properties include a melting point of 101-102ºC, a boiling point of 202.8±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 88.9±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3749-36-8
Jingsj CID
J-16452-8
Molecular Formula
C6H10O2
Chinese Name
2-羟甲基-3,4-二氢吡喃
Molecular Weight
114.14 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point101-102ºC
Boiling Point202.8±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point88.9±0.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,4-Dihydro-2H-pyran-2-methanol?

The CAS number of 3,4-Dihydro-2H-pyran-2-methanol is 3749-36-8.

What are the molecular formula and molecular weight of 3,4-Dihydro-2H-pyran-2-methanol?

3,4-Dihydro-2H-pyran-2-methanol has molecular formula C6H10O2 and molecular weight 114.14 g/mol.

Is 3,4-Dihydro-2H-pyran-2-methanol hazardous?

3,4-Dihydro-2H-pyran-2-methanol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3,4-Dihydro-2H-pyran-2-methanol (CAS 3749-36-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16452-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.