China Cheap Price Pharmaceutical Raw Material Methyldopa Powder CAS 555-30-6 with High Quality, Find details about China Methyldopa, CAS 555-30-6 from Cheap Price Pharmaceutical Raw Material Methyldopa Powder CAS 555-30-6 with High Quality
Product Name | Methyldopa |
Cas No | 555-30-6 |
Molecular formula | C10H13NO4 |
Molecular weight | 211.21 |
EINECS | 209-089-2 |
Melting point | ≥300 °C |
Boiling point | 350.89°C (rough estimate) |
Density | 1.2545 (rough estimate) |
What Is Alpha Methyldopa?
Methyldopa is used in the clinical treatment of the following disorders: Hypertension (or high blood pressure), and Gestational hypertension (or pregnancy-induced hypertension) and pre-eclampsia.
Puhopharma specializes in controling the quality and reducing the impurities of Methyldopa powder. Our Methyldopa powder is with the best quality and the most competitive price in China.
Batch No. | HF171121 | Quantity | 8.5kgs |
Mfg. Date | Nov. 21, 2017 | Package | As required |
Rep. Date | Nov. 25, 2017 | Exp. Date | Nov. 20, 2019 |
Items | Standards | Results | |
Appearance | White or off-white solid powder | Complies | |
Identification | By IR | Complies | |
By HPLC | Complies | ||
Solubility | Soluble in DMF, sparingly soluble in THF, slightly soluble, very sightly soluble in ethanol, insoluble in water | Complies | |
Polymorphic Form | Polymorphic form 1 | Complies | |
Melting Point | 211ºC~216ºC | 212.8ºC~214.9ºC | |
Water Content | ≤ 0.50% | 0.10% | |
Heavy Metals | ≤ 20ppm | Complies | |
Residue on Ignition | ≤ 0.20% | 0.09% | |
Related Substance | Any single impurity: ≤0.10% | 0.06% | |
Total Impurities: ≤1.00% | 0.16% | ||
Assay (on the anhydrous basis) | 98.0%~102.0% | 99.94% | |
Particle Size | D90: ≤100µm | Complies | |
Reference Standard | In-house Standard | ||
Conclusion | The product complied to In-house standard. | ||
Storage | Preserve in tight,light-resistant containers in a cool place |
Product Name | CAS NO. | Purity |
Nepafenac | 78281-72-8 | 99% |
Nisoldipine | 63675-72-9 | 99% |
Manidipine Dihydrochloride | 89226-75-5 | 99% |
Cilnidipine | 132203-70-4 | 99% |
Nitrendipine | 39562-70-4 | 99% |
Felodipine | 72509-76-3 | 99% |
Pranidipine | 99522-79-9 | 99% |
Benidipine | 105979-17-7 | 99% |
Mitiglinide Calcium Hydrate | 145525-41-3 | 99% |
Bromfenac sodium | 91714-93-1 | 99% |
Loteprednol etabonate | 129260-79-3 | 99% |
Esmolo Hydrochloride | 81161-17-3 | 99% |
Clofarabine | 123318-82-1 | 99% |
strontium ranelate | 135459-87-9 | 99% |
Clevidipine | 166432-28-6 | 99% |
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