71963-77-4 Artemether Artemetero
Name | Artemether | |
Synonyms | [3R-(3R,5aS,6S,8aS,9R,10R,12S,12aR**)]-Decahydro-10-methoxy-3,6,9-trimethyl-3,12-epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin | |
Molecular Structure | ||
Molecular Formula | C16H26O5 | |
Molecular Weight | 298.38 | |
CAS Registry Number | 71963-77-4 |
ANALYSIS |
SPECIFICATION |
RUSULT |
Assay by (HPLC) |
Artemether 99% |
99.32% |
Characters/appearance |
White to off-white crystalline powder |
Complies |
Odor and taste |
characteristic |
Complies |
Mesh size/sieve analysis |
100% pass 200mesh |
Complies |
Loss on drying |
<5% |
2.02% |
Residual solvent |
Ethanol: ≤ 0.5 % |
0.24% |
Total ash |
≤ 4.0 % |
0.48% |
Heavy Metals As Pb Cd Hg Sum |
≤ 3.0 ppm ≤ 8.0 ppm ≤ 0.5 ppm ≤ 0.5 ppm ≤ 20.0 ppm |
1 ppm 1 ppm negative negative 2 ppm |
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