CAS 50-81-7 Ascorbic Acid White powder
CAS 50-81-7 Ascorbic Acid White powder
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| Ascorbic Acid Basic information |
| Product Name: | Ascorbic Acid |
| Synonyms: | 3-Keto-L-gulofuranolactone;3-Oxo-L-gulofuranolactone;3-oxo-l-gulofuranolactone(enolform);Adenex;Allercorb;Antiscorbic vitamin;antiscorbicvitamin;Antiscorbutic vitamin |
| CAS: | 50-81-7 |
| MF: | C6H8O6 |
| MW: | 176.12 |
| EINECS: | 200-066-2 |
| Product Categories: | Inhibitors;Food Additives，Medicine;Antioxidant;Biochemistry;Nutritional Supplements;Vitamin Ingredients;Sugar Acids;Sugars;Vitamins;Carbohydrates & Derivatives;Intermediates & Fine Chemicals;Isotope Labelled Compounds;Used in medicine and Food Additives;vitamin;PHARMACEUTICALS;Food and Feed Additive;Acid;Vitamins and Derivatives;bc0001;50-81-7 |
| Mol File: | 50-81-7.mol |
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| Ascorbic Acid Chemical Properties |
| Melting point | 190-194 °C (dec.) |
| alpha | 20.5 º (c=10,H2O) |
| Boiling point | 227.71°C (rough estimate) |
| density | 1,65 g/cm3 |
| refractive index | 21 ° (C=10, H2O) |
| FEMA | 2109 | ASCORBIC ACID |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 50 mg/mL at 20 °C, clear, nearly colorless |
| form | powder |
| pka | 4.04, 11.7(at 25℃) |
| color | white to slightly yellow |
| PH | 3.59(1 mM solution);3.04(10 mM solution);2.53(100 mM solution); |
| Odor | Odorless |
| PH Range | 1 - 2.5 |
| optical activity | [α]25/D 19.0 to 23.0°, c = 10% in H2O |
| Water Solubility | 333 g/L (20 ºC) |
| Merck | 14,830 |
| BRN | 84272 |
| Stability: | Stable. May be weakly light or air sensitive. Incompatible with oxidizing agents, alkalies, iron, copper. |
| InChIKey | CIWBSHSKHKDKBQ-JLAZNSOCSA-N |
| CAS DataBase Reference | 50-81-7(CAS DataBase Reference) |
| NIST Chemistry Reference | L-Ascorbic acid(50-81-7) |
| EPA Substance Registry System | Ascorbic acid (50-81-7) |
