China Vitamin C GMP Factory Vitamin C Acid Ascorbiqu Vitamin C Crystal Powder CAS 50-81-7, Find details about China Adenex, Allercorb from Vitamin C GMP Factory Vitamin C Acid Ascorbiqu Vitamin C Crystal Powder CAS 50-81-7
Product Name: | L(+)-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 |
L(+)-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 |
FEMA | 2109 | ASCORBIC ACID |
refractive index | 21 ° (C=10, H2O) |
storage temp. | 0-6°C |
solubility | H2O: 50 mg/mL at 20 °C, clear, nearly colorless |
form | powder |
pka | 4.04, 11.7(at 25ºC) |
color | white to slightly yellow |
PH | 1.0 - 2.5 (25ºC, 176g/L in water) |
PH Range | 1 - 2.5 |
Odor | Odorless |
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) |
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