valproicacid (VPA) is a broad-spectrum antiepileptic drug in clinical first-line, which has a good effect on various types of epilepsy and concurrent epileptoid convulsions. The metabolism of valproic acid has large individual differences, and its therapeutic window is narrow, and it interacts with a variety of drugs, which often requires therapeutic monitoring. The effective blood concentration range is 50-100 μg/mL. As early as 1882, Professor Beverley Burton of France synthesized valproic acid in his laboratory. Valproic acid is a colorless liquid at room temperature, and since pharmacological studies have shown that this compound has no pharmacological effect, valproic acid has always been a solvent commonly used in the laboratory. If the drug is insoluble to water, valproic acid will be used instead of the solvent to dissolve the drug.
Colorless liquid. Boiling point 221℃, relative density 1.1 (24.5/4℃), refractive index 1.4250, flash point 111℃. Insoluble in water.
The product is salt with sodium hydroxide solution to obtain a broad spectrum anti-epileptic melting drug sodium valproate, also known as anti-epilepsy.
- It can also be used as a modifier to improve the properties of polyesters, plastics and coatings.
Me gelek kargehên kalîteya bilind bi hevkariyek kûr heye, ku dikarin ji we re hilberên kalîteya bilind û bihayên reqabetê peyda bikin. Û em dikarin ji bo kirînên mezin erzanan jî bidin. Û em bi gelek pargîdaniyên barkêş ên profesyonel re hevkariyê dikin, dikarin hilberan bi ewlehî û bi aramî radestî destên we bikin. Dema radestkirinê piştî pejirandina dravdanê 3-20 rojan e.
Molecular Formula | C8H16O2 |
Molar Mass | 144.21 |
Density | 0.9 g/mL at 25 °C (lit.) |
Melting Point | -21.25°C (estimate) |
Boling Point | 220 °C (lit.) |
Flash Point | 232°F |
Çareseriya avê | slightly soluble |
Solubility | H2O: slightly soluble |
Vapor Presure | 0.01 hPa (20 °C) |
Xuyabûnî | Colorless liquid |
Color | Clear colorless to pale yellow |
Merck | 14,9913 |
BRN | 1750447 |
pKa | 4.6(at 25℃) |
Storage Condition | Store below +30°C. |
Explosive Limit | 1%(V) |
Refractive Index | n20/D 1.425(lit.) |
MDL | MFCD00002672 |
Physical and Chemical Properties | Density: 0.92 Boiling Point: 220°C refractive index: 1.424-1.426 flash point: 111°C water-soluble clear solution |
Bikaranîn | Used as a pharmaceutical Intermediate |
1. Ma hûn kargehek an pargîdaniyek bazirganî ne?
Em pargîdaniyek in ku pîşesazî û bazirganiyê entegre dike, karûbarê yek-stop peyda dike. OEM dikare were pejirandin.
2. Ma hûn nimûne pêşkêş dikin? Ew belaş an zêde ye?
Nimûneyên belaş. Pêdivî ye ku heqê barkirina nimûneyê ji hêla we ve were dayîn.
3. Hûn belgeyên ku bi kontrola kalîteyê ve girêdayî ne?
Sertîfîkaya ISO 9001: 2008 ji bo misogerkirina kalîteyê.
4. Divê ez çi peyda bikim da ku jêderkek bistînim?
Ji kerema xwe celebê hilberê ku hûn hewce ne, hêjmara fermanê, navnîşan û hewcedariyên taybetî me agahdar bikin. Dê di wextê de ji bo referansa we veqetandin were çêkirin.
5. Hûn rêbazek dravdanê çawa tercîh dikin? Mercên çawa têne qebûl kirin?
Mercên Radestkirina Pejirandî: FOB, CFR, CIF, EXW;
Accepted Payment Currency:USD;EUR
Tîpa dravdana pejirandî: T/T, Yekîtiya Rojavayî; Paypal, Ewlekariya Bazirganî.
Zimanê axaftinê: Îngilîzî.
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