Stéarate de méthyle - étalon analytique, ≥99,5% (GC), used for Methyl stearate has been used as a reference standard：in gas chromatography (GC) to evaluate the absolute amount of methyl stearate among the fatty acid methyl esters of biodiesel. To evaluate

CAS: 112-61-8 Cat. No.: M109606 Formule: C₁₉H₃₈O₂ Poids moléculaire: 298.50 Beilstein Registry Number: 1786213 Numéro CE: 203-990-4

GRADE & PURITY Analytical standard, ≥99.5%(GC)

Synonyms

Methyl n-octadecanoate | Stearic acid methyl ester | Stearic acid methyl ester

Storage

Conserver à -20°C

Shipped In

Glacière + blocs de glace

Vue d’ensemble

Le stéarate de méthyle ou acide méthyl octadécanoïque est un ester méthylique saturé et une molécule clé représentative des esters méthyliques d'acides gras (EMAG) du biodiesel produits à partir d'huiles végétales. Le stéarate de méthyle est naturellement présent dans l'huile de girofle

Specifications

Synonymes

Methyl n-octadecanoate | Stearic acid methyl ester | Stearic acid methyl ester

Spécifications et pureté

étalon analytique, ≥99,5% (GC)

Application

Methyl stearate has been used as a reference standard：in gas chromatography (GC) to evaluate the absolute amount of methyl stearate among the fatty acid methyl esters of biodiesel. To evaluate the intramuscular fatty acid profile of fresh lamb meat in GC.

Conditions de stockage de stockage

Conserver à -20°C

Expédié en

Glacière + blocs de glace

Grade

Analytical standard

Pureté

≥99.5%(GC)

Noms et identifiants

Sourires canoniques

CCCCCCCCCCCCCCCCCC(=O)OC

IUPAC Name

methyl octadecanoate

InChIKey

HPEUJPJOZXNMSJ-UHFFFAOYSA-N

INCHI

1S/C19H38O2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(20)21-2/h3-18H2,1-2H3

Isomères SMILES

CCCCCCCCCCCCCCCCCC(=O)OC

WGK Allemagne

3

RTECS

WI4460000

Poids moléculaire

298.50

Beilstein

1786213

Reaxy-Rn

1786213

Reaxys-RN_link_address

https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1786213&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Lipids and lipid-like molecules
    • Classe Fatty Acyls
      • Subclass Fatty acid esters

• Kingdom: Organic compounds
• Superclass: Lipids and lipid-like molecules
• Classe: Fatty Acyls
• Subclass: Fatty acid esters
• Intermediate Tree Nodes: Not available
• Direct Parent: Fatty acid methyl esters
• Alternative Parents: Methyl esters Monocarboxylic acids and derivatives Organic oxides Hydrocarbon derivatives Carbonyl compounds
• Molecular Framework: Aliphatic acyclic compounds
• Substituents: Fatty acid methyl ester - Methyl ester - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
• Description: This compound belongs to the class of organic compounds known as fatty acid methyl esters. These are compounds containing a fatty acid that is esterified with a methyl group. They have the general structure RC(=O)OR', where R=fatty aliphatic tail or organyl group and R'=methyl group.
• External Descriptors: Wax monoesters

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Propriétés chimiques et physiques

• Solubilité: Insoluble in water, soluble in ether and alcohol.
• Point d'éclair (°F): 230.0 °F
• Point d'éclair (°C): 110.0 ℃
• Point d'ébullition (°C): 181-182 °C/4 mmHg
• Point de fusion (°C): 37-41°C
• Poids moléculaire: 298.500 g/mol
• XLogP3: 9.000
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 17
• Exact Mass: 298.287 Da
• Monoisotopic Mass: 298.287 Da
• Topological Polar Surface Area: 26.300 Ų
• Heavy Atom Count: 21
• Formal Charge: 0
• Complexity: 214.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1