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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 2736151Erstellt: 25. Oktober 2026

3,4-dihydro-2H-pyran-5-carbaldehyde

2,3-Dihydropyran-5-carbaldehyde · 2,3-DIHYDROPYRAN-5-CARBOXALDEHYDE · 3,4-DIHYDRO-2H-PYRAN-5-CARBALDEHYDE · 5,6-DIHYDRO-4H-PYRAN-3-CARBALDEHYDE · 3,4-Dihydro-2H-pyran-5-carboxaldehyde · 3,4-Dihydro-(2H)-pyrane-5-carbaldehyde · 2H-Pyran-5-carboxaldehyde, 3,4-dihydro- · 3,4-Dihydro-2H-pyran-5-carboxaldehyde98%

https://huagongshe.com/de/chemical/2736151

Molekülstruktur von 3,4-dihydro-2H-pyran-5-carbaldehyde

Identifikatoren & physikalische Daten

CAS No.25090-33-9
SummenformelC6H8O2
Durchschnittliche Molmasse112,13 g/mol
Monoisotopische Masse112,0524295 g/mol
SMILESO=CC1=COCCC1
InChIKeyWWZVSCJTMPYTLY-UHFFFAOYSA-N
PubChem CID2736151
EC No.841-637-1
DTXSIDDTXSID40371165

Chemische & physikalische Eigenschaften

XLogP0,3
Polarare Oberfläche (TPSA)26,3
H-Brücken-Donoren0
H-Brücken-Akzeptoren2
Frei drehbare Bindungen1
Schwere Atome8
Formalladung0
Komplexität116
Siedepunkt84°C 21mm
Dichte1.176±0.06 g/cm3(Temp: 25 °CPress: 760 Torr)(predicted)
Lagerbedingungenunder inert gas (nitrogen or Argon) at 2-8°C
Aggregatzustandliquid
FarbeColourless
CAS Datenbank25090-33-9(CAS DataBase Reference)

Sicherheit & Vorschriften

GHS-EinstufungWarningH227 (100%): Combustible liquid [Warning Flammable liquids]P210, P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesFlam. Liq. 4 (100%)
Zollcode2932990090
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)26-36/37/39
GefahrenklasseIRRITANT