δ-Valérolactone 99%
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Danger
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Synonyme(s):
Tétrahydro-2H-pyranne-2-one
Formule:
C₅H₈O₂ Point d'ébullition: 230 °C (760 mmHg) Point de fusion: –13 °C Densité: 1,1 g/cm³ Point éclair: 112 °C Température de stockage: Réfrigérateur |
Numéro MDL:
MFCD00006645 Numéro CAS: 542-28-9 EINECS: 208-807-1 |
Résultats des tests de spécification
Appearance | Clear colorless to light yellow Liquid |
Infrared spectrum | Conforms |
Refractive index | 1.4560 to 1.4590 (20°C, 589 nm) |
Additional info | remark: may contain variable amounts of polymerized product |
GC | ≥98.5 % |
pH | 4.5 to 6.5 (4 % in water) |
Total volatile | ≤5 % (including water) |
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