Tetrahydro-4H-pyran-4-one, 99%

Name: Tetrahydro-4H-pyran-4-one, 99%
Brand: Vaqora Chemicals
SKU: VQ-008173

About Tetrahydro-4H-pyran-4-one, 99%

Vaqora Chemicals supplies Tetrahydro-4H-pyran-4-one, a carbonyl building block registered under CAS number 29943-42-8 at a purity of 99%. Its molecular formula is C5H8O2 and its molecular weight is 100.12 g/mol. Systematically, it is named oxan-4-one. It is also known as 4-Oxotetrahydropyran or 4H-Pyran-4-one, tetrahydro-.

It is supplied as a liquid. Literature values give a boiling point of 166-166.5 °C and a density of 1.084 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis, condensation and reductive amination and API intermediates. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tetrahydro-4H-pyran-4-one in 1 g, 5 g and 25 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
Condensation & reductive amination
API intermediates

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tetrahydro-4H-pyran-4-one, 99%
Catalogue No.	VQ-008173
CAS Number	29943-42-8
IUPAC name	oxan-4-one
Molecular formula	C₅H₈O₂
Molecular weight	100.12 g/mol
Exact mass	100.0524
Purity / assay	99%
HSN code	29321990
InChIKey	JMJRYTGVHCAYCT-UHFFFAOYSA-N
SMILES	C1COCCC1=O
PubChem CID	121599

Physical properties
Physical form	Liquid
Appearance	Liquid
Boiling point	166-166.5 °C
Density	1.084 g/mL at 25 °C
LogP (XLogP3)	-0.5
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
UN number	UN 1224
Synonyms	4-Oxotetrahydropyran, 4H-Pyran-4-one, tetrahydro-, Tetrahydro-4-pyrone, Tetrahydro-.gamma.-pyrone, 4-Oxacyclohexanone, 2,3,5,6-Tetrahydro-4-pyranone, Tetrahydro-gamma-pyrone, tetrahydropyran-4-one, 4-thp, tetrahydro-2h-pyran-4-one, tetrahydro-pyran-4-one, 2H-3,5,6-trihydropyran-4-one

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Warning

Hazard statements

H226Flammable liquid and vapor
H315Causes skin irritation

Precautionary statements: P210, P233, P240, P241, P242, P243, P264, P280, P302 + P352, P303 + P361 + P353, P321, P332 + P317, P362 + P364, P370 + P378, P403 + P235, 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 Tetrahydro-4H-pyran-4-one, 99%?

The CAS Registry Number of Tetrahydro-4H-pyran-4-one, 99% is 29943-42-8. It is also known as 4-Oxotetrahydropyran, 4H-Pyran-4-one, tetrahydro-, Tetrahydro-4-pyrone.

What is the molecular formula and molecular weight of Tetrahydro-4H-pyran-4-one, 99%?

Tetrahydro-4H-pyran-4-one, 99% has the molecular formula C5H8O2 and a molecular weight of 100.12 g/mol. Its IUPAC name is oxan-4-one.

Which grade and pack sizes of Tetrahydro-4H-pyran-4-one, 99% can I order?

We supply Tetrahydro-4H-pyran-4-one, 99% in (99%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tetrahydro-4H-pyran-4-one, 99%?

Yes. Every lot of Tetrahydro-4H-pyran-4-one, 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 Tetrahydro-4H-pyran-4-one, 99% be shipped internationally?

Yes. Tetrahydro-4H-pyran-4-one, 99% is classified as hazardous (UN 1224), 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.