L-Ascorbic acid
Also known as: Ascorbic acid, Vitamin C, L-Ascorbic acid, L(+)-Ascorbic acid, 3-Keto-L-gulofuranolactone, 3-Oxo-L-gulofuranolactone, Antiscorbutic vitamin, Antiscorbic vitamin, Cevitamic acid
L-Ascorbic acid (CAS 50-81-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8O6 and a molecular weight of 176.124 g/mol. Key properties include a melting point of 190-194 °C (dec.), a boiling point of 552.7±50.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 238.2±23.6 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 50-81-7
- Jingsj CID
- J-961868-2
- Molecular Formula
- C6H8O6
- Molecular Weight
- 176.124 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | 190-194 °C (dec.) |
|---|---|
| Boiling Point | 552.7±50.0 °C at 760 mmHg |
| Density | 2.0±0.1 g/cm3 |
| Flash Point | 238.2±23.6 °C |
| Exact Mass | 176.032089 |
| PSA | 107.22000 |
| LogP | -2.41 |
| Vapor Pressure | 0.0±3.4 mmHg at 25°C |
| Refractive Index | 1.711 |
| Additional Property | 333 g/L (20 ºC) |
Activity & Biological Data
| Additional Information | [1]. Lachapelle MY, et al. Inactivation dates of the human and guinea pig vitamin C genes. Genetica. 2011 Feb;139(2):199-207. |
|---|
Customs & Trade Information
| HS Code | 29362700 |
|---|
Frequently Asked Questions
What is the CAS number of L-Ascorbic acid?
The CAS number of L-Ascorbic acid is 50-81-7.
What are the molecular formula and molecular weight of L-Ascorbic acid?
L-Ascorbic acid has molecular formula C6H8O6 and molecular weight 176.124 g/mol.
Which suppliers offer L-Ascorbic acid?
1 supplier(s) listed; request a quote for pricing.
What are the upstream and downstream products of L-Ascorbic acid?
For L-Ascorbic acid, Upstream Products: L-Galactono-1,4-lactone, Carbon, Dikegulac; Downstream Products: 1-(Furan-2-yl)ethanone, 2-Cyclohexen-1-one, 2-Methyltetrahydrofuran-3-one.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "L-Ascorbic acid (CAS 50-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-961868-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.