8.10278

Dibromomethane

(stabilised) for synthesis

• Sinônimo(s): Dibromomethane, Methylene bromide
• Fórmula empírica (Notação de Hill): CH₂Br₂
• Número CAS: 74-95-3
• Peso molecular: 173.83
• Número MDL: MFCD00000168
• Código UNSPSC: 12352101
• Número do índice EC: 200-824-2
• NACRES: NA.22

Propriedades

• pressão de vapor: 44 hPa ( 20 °C)
• Nível de qualidade: 200
• Ensaio: ≥98.5% (GC)
• Formulário: liquid
• potência: 108 mg/kg LD₅₀, oral (Rat); >4000 mg/kg LD₅₀, skin (Rabbit)
• p.e.: 95-97 °C/1013 hPa
• pf: -53 °C
• solubilidade: 11.7 g/L
• densidade: 2.49 g/cm³ at 20 °C
• temperatura de armazenamento: 2-30°C
• cadeia de caracteres SMILES: BrCBr
• InChI: 1S/CH2Br2/c2-1-3/h1H2
• chave InChI: FJBFPHVGVWTDIP-UHFFFAOYSA-N

Descrição

Aplicação

• 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 análise

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

Informações de segurança

• Pictogramas: GHS07
• Palavra indicadora: Warning
• Frases de perigo: H332 - H412 - H420
• Declarações de precaução: P261 - P271 - P273 - P304 + P340 + P312 - P501 - P502
• Classificações de perigo: Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Ozone 1
• Código de classe de armazenamento: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• Classe de risco de água (WGK): WGK 2
• Ponto de fulgor (°F): Not applicable
• Ponto de fulgor (°C): Not applicable