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| L(+)-Ascorbic acid Basic information |
| 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: |
PHARMACEUTICALS;Food and Feed Additive;Acid;Vitamins and Derivatives;Antioxidant;Biochemistry;Sugar Acids;Sugars;Vitamins;Nutritional Supplements;Vitamin Ingredients;Food Additives，Medicine;Carbohydrates & Derivatives;Intermediates & Fine Chemicals;Isotope Labelled Compounds;Used in medicine and Food Additives;vitamin;Inhibitors |
| Mol File: |
50-81-7.mol |
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| L(+)-Ascorbic acid Chemical Properties |
| Melting point |
190-194 °C (dec.) |
| alpha |
20.5 º (c=10,H2O) |
| 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 25℃) |
| color |
white to slightly yellow |
| PH |
1.0 - 2.5 (25℃, 176g/L in water) |
| 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. |
| CAS DataBase Reference |
50-81-7(CAS DataBase Reference) |
| NIST Chemistry Reference |
L-Ascorbic acid(50-81-7) |
| EPA Substance Registry System |
L-Ascorbic acid(50-81-7) |
| Hazard Codes |
Xn |
| Risk Statements |
20/21/22-36/37/38 |
| Safety Statements |
24/25-36-26 |
| RIDADR |
UN 1648 3 / PGII |
| WGK Germany |
1 |
| RTECS |
CI7650000 |
| TSCA |
Yes |
| HS Code |
29362700 |
| Hazardous Substances Data |
50-81-7(Hazardous Substances Data) |
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China
