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Introduction
Name | Watermelon Ketone |
Synonyms | 7-Methyl-2H-benzo-1,5-dioxepin-3(4H)-one; 7-Methyl-3,4-dihydro-2H-1,5-benzodioxepin-3-one; 10-Methyl-2,6-dioxabicyclo [5.4.0] undeca-8,10,12-trien-4-one |
CAS NO. | 28940-11-6 |
Molecular Formula | C10H10O3 |
Molecular Weight | 178.18 |
EINECS | 249-320-4 |
Appearance | White Powder |
Purity | 99% Min |
Function
Watermelon Ketone is widely used as flavor&fragrance in food, pharmaceutical, detergent and cosmetics.
Specification
Item | Specification | |
Specific rotation | +39.5 to +41.5° | |
State of solution(transmittance) | Clear 98.0% min. | |
Chloride[cl] | 0.020% max. | |
Ammonium [NH4] | 0.02% max. | |
Sulfate[SO4] | 0.020% max | |
Iron[Fe] | 10ppm max. | |
Heavy metals [Pb] | 10ppm max | |
Arsenic[As2O3] | 1ppm max | |
Other amino acids | Chromatographically not detectable | |
Loss on drying | 0.20% max. | |
Residue on ignition[sulfated] | 0.10% max. | |
Assay | 99.0% min |