Description

The Acrolein dimer (CAS 100-73-2), also known as 3,4-dihydro-2H-pyran-2-carbaldehyde, is a high-purity organic compound with the molecular formula C₆H₈O₂. This versatile chemical is widely utilized in organic synthesis, pharmaceutical research, and polymer chemistry due to its reactive aldehyde functional group and cyclic structure. Our product is rigorously tested to ensure optimal purity and consistency, making it ideal for demanding laboratory and industrial applications. Available in various quantities, this compound is supplied with comprehensive analytical documentation, including GC/MS and NMR data, to support your research needs. Store in a cool, dry place under inert conditions to maintain stability.

Properties

• CAS Number: 100-73-2
• Complexity: 107
• IUPAC Name: 3,4-dihydro-2H-pyran-2-carbaldehyde
• InChI: InChI=1S/C6H8O2/c7-5-6-3-1-2-4-8-6/h2,4-6H,1,3H2
• InChI Key: NPWYTMFWRRIFLK-UHFFFAOYSA-N
• Exact Mass: 112.052429494
• Molecular Formula: C6H8O2
• Molecular Weight: 112.13
• SMILES: C1CC(OC=C1)C=O
• Topological: 26.3
• Monoisotopic Mass: 112.052429494
• Physical Description: Acrolein dimer, stabilized appears as a colorless or yellow liquid with a pungent disagreeable odor. May be irritating to the eyes and mucous membranes; long-term exposure may result in adverse health effects. Vapors denser than air. Used to make other chemicals, plastics.
• Flash Point: 118 °F
• Synonyms: 3,4-Dihydro-2H-pyran-2-carbaldehyde, Acrolein dimer, 2-Propenal dimer, 3,4-Dihydro-2H-pyran-2-carboxaldehyde, 2H-PYRAN-2-CARBOXALDEHYDE, 3,4-DIHYDRO-, NSC 95413, 2,3-Dihydro-1,4-pyran-2-karboxaldehyd, EINECS 202-884-5, 49SA3RBS5H, UN2607, BRN 0107244, NSC-95413, Acrolein dimer, stabilized, 2,3-Dihydro-1,4-pyran-2-karboxaldehyd [Czech], UNII-49SA3RBS5H, UN 2607 (Salt/Mix), DTXSID30274151, 5-17-09-00131 (Beilstein Handbook Reference), 3,4-Dihydro-2-carboxaldehyde-2H-pyran, ACROLEIN DIMER, (STABILIZED), ACROLEIN DIMER, [STABILIZED], 2Propenal dimer, 5Hexenal, 2,6epoxy, 2Formyl3,4dihydro2Hpyran, 2-PROPENAL, DIMER, Acroleine, dimere, stabilise, 3,4Dihydro2Hpyran2carboxaldehyde, DTXCID60196554, 2,3Dihydro1,4pyran2karboxaldehyd, Dimero de la acroleina, estabilizado, Acroleine, dimere, stabilise (French DOT), Dimero de la acroleina, estabilizado (Spanish DOT), npwytmfwrriflk-uhfffaoysa-n, 100-73-2, 2-Formyl-3,4-dihydro-2H-pyran, Pyran aldehyde, 5-Hexenal, 2,6-epoxy-, Pyrancarboxaldehyde, dihydro-, 2,6-epoxy-5-hexenal, 5-Hexenal,6-epoxy-, WLN: T6O BUTJ FVH, 2-Formyl-3,4-dihydropyran, SCHEMBL259004, SCHEMBL8375057, Pyran aldehyde (Acrolein dimer), 3,4-Dihydro-2-formyl-2H-pyran, NSC95413, MFCD00059170, AKOS009156968, 2H-Pyran-2-carboxaldehyde,4-dihydro-, 3,4-dihydro-2H-pyran-2-carboxaldeyde, PB24581, 3,4-Dihydro-2H-pyran-2-carbaldehyde #, AS-33162, DB-023437, NS00041512, EN300-50137, A934015, Q18018102, Z600389890, Acrolein dimer, stabilized [UN2607] [Flammable liquid]

Application

The Acrolein dimer serves as a key intermediate in the synthesis of heterocyclic compounds and fine chemicals. Its reactive aldehyde group enables its use in condensation and cyclization reactions, making it valuable in pharmaceutical and agrochemical research. Additionally, it is employed in polymer modification and as a precursor for specialty materials. Researchers also utilize it in cross-coupling reactions and as a building block for complex molecular architectures.

Safety and Hazards

GHS Hazard Statements

• H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
• H312 (50.6%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H315 (53.2%): Causes skin irritation [Warning Skin corrosion/irritation]
• H318 (50.6%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H332 (97.5%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H335 (53.2%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P354+P338, P317, P319, P321, P332+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501

Hazard Classes and Categories

• Flam. Liq. 3 (100%)
• Acute Tox. 4 (50.6%)
• Skin Irrit. 2 (53.2%)
• Eye Dam. 1 (50.6%)
• Acute Tox. 4 (97.5%)
• STOT SE 3 (53.2%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.