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6-(1-Piperidinyl)-2,4-pyrimidinediamine-3-oxide minoxidil CAS:38304-91-5
Production name | 6-(1-Piperidinyl)-2,4-pyrimidinediamine-3-oxide |
CAS No. | 38304-91-5 |
Appearance | White crystalline powder |
Molecular Formula | C9H15N5O |
Molecular Weight | 209.251 g/mol |
Assay | 99% |
Tests | Specifications | Results | |
Description |
White to off-white crystalline powder. Melts between 248ºC to 268 ºC, with decomposition.
|
White crystalline powder 252.4ºC to 254.6 ºC |
|
Identification
|
The infrared absorption spectrum of the sample should be concordant with the IR absorption spectrum of Minodixil working standard. | Complies | |
Assay by HPLC(on dried basis)
|
99% | 100.0% | |
Impurities
|
Total Impurities≤1.5% |
0.4% |
|
Residue on ignition
|
≤0.5% | 0.01% | |
Loss on drying | ≤0.5% | 0.10% | |
Residual solvents by GC-HS
|
Piperidine NMT 1000ppm |
<3000ppm <1000ppm |
|
Conclusion : Conforms to USP42 |
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