463159
2H-Pyran-2-one
90%
Synonyme(s) :
α-Pyrone
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About This Item
Formule empirique (notation de Hill):
C5H4O2
Numéro CAS:
Poids moléculaire :
96.08
Numéro Beilstein :
1511
Numéro CE :
Numéro MDL:
Code UNSPSC :
12352100
ID de substance PubChem :
Nomenclature NACRES :
NA.22
Produits recommandés
Pureté
90%
Indice de réfraction
n20/D 1.53 (lit.)
Point d'ébullition
102-103 °C/20 mmHg (lit.)
Densité
1.197 g/mL at 25 °C (lit.)
Température de stockage
2-8°C
Chaîne SMILES
O=C1OC=CC=C1
InChI
1S/C5H4O2/c6-5-3-1-2-4-7-5/h1-4H
Clé InChI
ZPSJGADGUYYRKE-UHFFFAOYSA-N
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Description générale
2H-Pyran-2-one (a-Pyrone) is a heterocyclic building block. Photochemistry of 2H-pyran-2-one has been investigated by laser flash photolysis with infrared detection. Ketene and a bicyclic lactone were obtained as major photoproducts.
Conditionnement
Bottomless glass bottle. Contents are inside inserted fused cone.
Autres remarques
Store at 2-8°C
Code de la classe de stockage
10 - Combustible liquids
Classe de danger pour l'eau (WGK)
WGK 3
Point d'éclair (°F)
201.2 °F - closed cup
Point d'éclair (°C)
94 °C - closed cup
Équipement de protection individuelle
Eyeshields, Gloves
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