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Aldehydes & Ketones

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

Available on request

3,4-Dihydro-2H-pyran-4-one (CAS 84302-42-1) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-046082.

Pack sizes
3,4-Dihydro-2H-pyran-4-one chemical structure
CAS number84302-42-1
FormulaC5H6O2
Molar mass98.1 g/mol
InChIKeyZCSOJXHICDKYJO-UHFFFAOYSA-N
IUPAC name2,3-dihydropyran-4-one

About 3,4-Dihydro-2H-pyran-4-one

3,4-Dihydro-2H-pyran-4-one is part of the Zemixal aldehydes & Ketones range. Key data: CAS 84302-42-1, formula C5H6O2 and molar mass 98.1 g/mol.

Common uses in the lab and plant

  • Organic synthesis
  • Condensation & reductive amination
  • API intermediates

Safe handling

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • Condensation & reductive amination
  • API intermediates

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 3,4-Dihydro-2H-pyran-4-one
Product name3,4-Dihydro-2H-pyran-4-one
Catalogue numberZX-046082
CAS number84302-42-1
IUPAC name2,3-dihydropyran-4-one
Molecular formulaC5H6O2
Molar mass98.1 g/mol
Exact mass98.0368
H-bond donors / acceptors0 / 2
Topological polar surface area26.3 Ų
InChIKeyZCSOJXHICDKYJO-UHFFFAOYSA-N
SMILESC1COC=CC1=O
PubChem CID566735
Synonyms2,3-Dihydro-4H-pyran-4-one, 2H-Pyran-4(3H)-one, 4H-Pyran-4-one, 2,3-dihydro-, 2,3-Dihydro-4-pyranone, 2,3-dihydro-pyran-4-one, 4-Pyranone, 2,3-dihydro-, 2H-pyran-4(3 H)-one, 2,3-Dihydro-4H-pyran-4-one #

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 3,4-Dihydro-2H-pyran-4-one
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 3,4-Dihydro-2H-pyran-4-one

Which CAS number identifies 3,4-Dihydro-2H-pyran-4-one?
3,4-Dihydro-2H-pyran-4-one is registered under CAS 84302-42-1. You may also see it listed as 2,3-Dihydro-4H-pyran-4-one, 2H-Pyran-4(3H)-one, 4H-Pyran-4-one, 2,3-dihydro-. Our catalogue number for this item is ZX-046082.
What are the formula and molar mass of 3,4-Dihydro-2H-pyran-4-one?
For 3,4-Dihydro-2H-pyran-4-one, its formula is C5H6O2 and its molar mass is 98.1 g/mol. The systematic (IUPAC) name is 2,3-dihydropyran-4-one. InChIKey ZCSOJXHICDKYJO-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 3,4-Dihydro-2H-pyran-4-one?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with 3,4-Dihydro-2H-pyran-4-one?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 3,4-Dihydro-2H-pyran-4-one to my country?
Yes. Because 3,4-Dihydro-2H-pyran-4-one is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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