Stearic acid
Also known as: Octadecanoic acid, n-octadecanoic acid, C18:0, C18:0 FATTY ACID, CARBOXYLIC ACID C18, FEMA 3035, groco54, groco55, groco58, groco59, hystrene5016, hystrene7018, hystrene80, kam1000, naa173, pd185, NAA180, ACIDUM STEARICUM 50
Stearic acid (CAS 57-11-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H36O2 and a molecular weight of 284.47700 g/mol. Key properties include a melting point of 67-72 °C(lit.), a boiling point of 361 °C(lit.), a density of 0.84 and a flash point of >110.0 °C. It is listed by 1 supplier, from 0.49 to 526.00 CNY. Record last updated Nov 3, 2026.
- CAS No.
- 57-11-4
- Jingsj CID
- J-38516-3
- Molecular Formula
- C18H36O2
- Molecular Weight
- 284.47700 g/mol
- Category
- Organic Acids
- Last updated
- 11/3/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 分析对照品, ≥99.5%(GC) 250mg | ¥123.00 | $0.07 /mgBest ¥0.49/mg CNY | CN China MOQ 250mg | |
In Stock | 分析对照品, ≥99.5%(GC) 100mg | ¥62.00 | $0.09 /mg ¥0.62/mg CNY | CN China MOQ 100mg | |
In Stock | Standard for GC,>99%(GC) 5g | ¥150.00 | $4.49 /g ¥30.00/g CNY | CN China MOQ 5g |
Physicochemical Properties
| Melting Point | 67-72 °C(lit.) |
|---|---|
| Boiling Point | 361 °C(lit.) |
| Density | 0.84 |
| Flash Point | >110.0 °C |
| Exact Mass | 284.27200 |
| PSA | 37.30000 |
| LogP | 6.33250 |
| Vapor Pressure | 1 mm Hg ( 173.7 °C) |
| Refractive Index | 1.4299 |
| Additional Property | 0.1-1 g/100 mL at 23 ºC |
Activity & Biological Data
| Target | Human Endogenous Metabolite |
|---|---|
| Additional Information | [1]. Shen MC et al. Dietary stearic acid leads to a reduction of visceral adipose tissue in athymic nude mice. PLoS One. 2014 Sep 15;9(9):e104083. |
Customs & Trade Information
| HS Code | 2915701000 |
|---|---|
| Summary | HS:2915701000 stearic acid VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB MFN tariff:7.0% General tariff:50.0% |
Frequently Asked Questions
What is the CAS number of Stearic acid?
The CAS number of Stearic acid is 57-11-4.
What are the molecular formula and molecular weight of Stearic acid?
Stearic acid has molecular formula C18H36O2 and molecular weight 284.47700 g/mol.
Which suppliers offer Stearic acid?
1 supplier(s) listed; reference unit price ¥0.49–526.00 /mg.
What are the upstream and downstream products of Stearic acid?
For Stearic acid, Upstream Products: oleic acid, Methyl stearate, Elaidic Acid; Downstream Products: Octyl stearate, Stearic acid hydrazide, Decyl stearate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Stearic acid (CAS 57-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38516-3 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.