320269

Dichlorométhane

ACS reagent, ≥99.5%, contains 40-150 ppm amylene as stabilizer

• Synonyme(s) : Chlorure de méthylène
• Formule empirique (notation de Hill): CH₂Cl₂
• Numéro CAS: 75-09-2
• Poids moléculaire : 84.93
• Numéro Beilstein : 1730800
• Numéro CE : 200-838-9
• Numéro MDL: MFCD00000881
• Code UNSPSC : 12352101
• ID de substance PubChem : 329753968
• Nomenclature NACRES : NA.04

Propriétés

• Qualité: ACS reagent
• Niveau de qualité: 200
• Agence: suitable for EPA 1613
• Densité de vapeur: 2.9 (vs air)
• Pression de vapeur: 24.45 psi ( 55 °C); 6.83 psi ( 20 °C)
• Pureté: ≥99.5%
• Forme: liquid
• Température d'inflammation spontanée: 1223 °F
• Contient: 40-150 ppm amylene as stabilizer
• Limite d'explosivité: 22 %
• Impuretés: Free halogens, passes test; ≤0.0003 meq/g Titr. acid; ≤0.02% water
• Résidus d'évap.: ≤0.002%
• Couleur: APHA: ≤10; clear
• Indice de réfraction: n20/D 1.424 (lit.)
• Point d'ébullition: 39.8-40 °C (lit.)
• Pf: −95 °C (lit.)
• Densité: 1.325 g/mL at 25 °C (lit.)
• Chaîne SMILES: ClCCl
• InChI: 1S/CH2Cl2/c2-1-3/h1H2
• Clé InChI: YMWUJEATGCHHMB-UHFFFAOYSA-N

Description

Application

• Rapid and Comprehensive Analysis of 41 Harmful Substances in Multi-Matrix Products by Gas Chromatography-Mass Spectrometry Using Matrix-Matching Calibration Strategy.: This research uses gas chromatography-mass spectrometry (GC-MS) to analyze harmful substances across various matrices. Dichloromethane is employed as a solvent in the preparation phase, highlighting its application in ensuring accurate and efficient analytical results (Wang Y et al., 2024).


• Brunonianines D-F, three new C19-diterpenoid alkaloids from the Delphinium brunonianum, with therapeutic effect on ovarian cancer in vitro and in vivo.: This study identifies new alkaloids with potential anti-cancer properties, where dichloromethane is utilized in the extraction and isolation processes. Its effectiveness in separating and preserving delicate compounds is critical for their pharmacological evaluation (Li Q et al., 2024).


• LC-HRMS and GC-MS Profiling of Urine Free Cortisol, Cortisone, 6Β-, and 18-Hydroxycortisol for the Evaluation of Glucocorticoid and Mineralocorticoid Disorders.: Utilizes LC-HRMS and GC-MS to profile hormones in urine, with dichloromethane being crucial in the extraction process. This method ensures precision and sensitivity in hormone measurement, essential for diagnosing endocrine disorders (Casals G et al., 2024).


• Determination of vancomycin and meropenem in serum and synovial fluid of patients with prosthetic joint infections using UPLC-MS/MS.: Features a method to measure antibiotics in biological fluids, where dichloromethane is used to prepare samples. This study underscores the solvent′s role in achieving high resolution and detection limits in clinical diagnostics (He J et al., 2024).

Caractéristiques et avantages

ACS solvents meet or exceed the high standards of the American Chemical Society (ACS) ,with test specifications that are specialized to every compound. According to the American Chemical Society, ACS reagent grade implies that it is a substance of sufficient purity to be used in most chemical analyses or reactions.

Informations sur la sécurité

• Pictogrammes: GHS07,GHS08
• Mention d'avertissement: Warning
• Mentions de danger: H315 - H319 - H336 - H351
• Conseils de prudence: P202 - P261 - P264 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Classification des risques: Carc. 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Organes cibles: Central nervous system
• Code de la classe de stockage: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): does not flash
• Point d'éclair (°C): does not flash