8.10278

Dibromomethane

(stabilised) for synthesis

• Sinónimos: Dibromomethane, Methylene bromide
• Fórmula empírica (notación de Hill): CH₂Br₂
• Número de CAS: 74-95-3
• Peso molecular: 173.83
• Número MDL: MFCD00000168
• Código UNSPSC: 12352101
• Número índice de la CE: 200-824-2
• NACRES: NA.22

Propiedades

• presión de vapor: 44 hPa ( 20 °C)
• Nivel de calidad: 200
• Ensayo: ≥98.5% (GC)
• Formulario: liquid
• potencia: 108 mg/kg LD₅₀, oral (Rat); >4000 mg/kg LD₅₀, skin (Rabbit)
• bp: 95-97 °C/1013 hPa
• mp: -53 °C
• solubilidad: 11.7 g/L
• densidad: 2.49 g/cm³ at 20 °C
• temp. de almacenamiento: 2-30°C
• cadena SMILES: BrCBr
• InChI: 1S/CH2Br2/c2-1-3/h1H2
• Clave InChI: FJBFPHVGVWTDIP-UHFFFAOYSA-N

Descripción

Aplicación

• Ultraviolet Dosimetry: Dibromomethane facilitated the development of photochromic perovskite nanocrystals, enhancing their application in ultraviolet radiation monitoring and dosimetry, critical for environmental and health safety measures (Chen et al., 2024).
• Energy Storage Solutions: It was utilized as both solvent and electrophilic cross-linker in the synthesis of highly porous hyper-cross-linked polymers, which are effective in methane storage under high pressures, showcasing its role in advancing material sciences for energy applications (Yang et al., 2024).
• Halogenated Compound Sensing: Dibromomethane was instrumental in the creation of photoluminescent copper(I) iodide alkylpyridine thin films, used as sensors for volatile halogenated compounds, thus enhancing detection capabilities in chemical safety and environmental monitoring (Jamshidi et al., 2023).

Nota de análisis

Assay (GC, area%): ≥ 98.5 % (a/a)
Density (d 20 °C/ 4 °C): 2.485 - 2.500
Identity (IR): passes test

Información de seguridad

• Pictogramas: GHS07
• Palabra de señalización: Warning
• Frases de peligro: H332 - H412 - H420
• Consejos de prudencia: P261 - P271 - P273 - P304 + P340 + P312 - P501 - P502
• Clasificaciones de peligro: Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Ozone 1
• Código de clase de almacenamiento: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• Clase de riesgo para el agua (WGK): WGK 2
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable