Stearic acid
SIAL/85679 - analytical standard
Synonym: 1-
CAS Number: 57-11-4
Empirical Formula (Hill Notation): C18H36O2
Molecular Weight: 284.48
EC Number: 200-313-4
MDL Number: MFCD00002752
Linear Formula: CH3(CH2)16COOH
Product Type: Chemical
| application(s) | cleaning products cosmetics food and beverages personal care |
| assay | ≥98.5% |
| bp | 361 °C (lit.) |
| format | neat |
| functional group | carboxylic acid |
| grade | analytical standard |
| InChI | 1S/C18H36O2/c1-2-3-4-5-6- |
| InChI key | QIQXTHQIDYTFRH-UHFFFAOYSA |
| mp | 67-72 °C (lit.) |
| Quality Level | 100  |
| shelf life | limited shelf life, expiry date on the label |
| shipped in | ambient |
| SMILES string | CCCCCCCCCCCCCCCCCC(O)=O |
| storage temp. | room temp |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable | |
| vapor pressure | 1 mmHg ( 173.7 °C) |
| Application: | This analytical standard can also be used as follows:• Development of a non-destructive Vis-NIR reflectance spectroscopy-based method for the detection of four fatty acids in 93 samples of seven different edibles oils • Simultaneous identification and quantification of fatty acids from blood plasma samples after their methyl derivatization by large-volume injection (LVI) gas chromatography combined with vacuum ultraviolet spectroscopy (GC-VUV) • Determination of the fatty acid composition of sunflower seed oils extracted from 93 different sunflower varieties by near-infrared reflectance spectroscopy (NIRS) combined with modified partial least squares (MPLS) and partial least squares (PLS) regression methods • Identification and quantification of fatty acids in various herbal anti-diabetic formulations by gas chromatography-mass spectrometry (GC-MS) • Multi-residue analysis of oleic acid and other related fatty acids using a derivatization-free method based on gas chromatography-flame ionization detection (GC-FID) • Ultra-performance liquid chromatography-mass spectrometry (UHPLC) method-based separation, identification, and determination of eight saturated and unsaturated fatty acids in eight different commercial samples of olive oil without any prior sample treatment • Development of a liquid chromatography-mass spectrometry (LC-MS) method to measure seven fatty acid esters of hydroxy fatty acids (FAHFAs), four fatty acids, and four cardiovascular-related biomarkers in plasma samples of 57 healthy individuals |
| General description: | Stearic acid belongs to the group of saturated long-chain fatty acids, commonly found in animal and plant fats. |
| Other Notes: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | nwg |
| Purity | ≥98.5% |
| bp | 361 °C (lit.) |
| mp | 67-72 °C (lit.) |
| Storage Temp. | room temp |
| UNSPSC | 85151701 |