8.10278

Dibromomethane

(stabilised) for synthesis

• Synonim(y): Dibromomethane, Methylene bromide
• Wzór empiryczny (zapis Hilla): CH₂Br₂
• Numer CAS: 74-95-3
• Masa cząsteczkowa: 173.83
• UNSPSC Code: 12352101
• EC Index Number: 200-824-2
• NACRES: NA.22
• MDL number: MFCD00000168
• Assay: ≥98.5% (GC)
• Form: liquid

Właściwości

• vapor pressure: 44 hPa ( 20 °C)
• Quality Segment: 200
• assay: ≥98.5% (GC)
• form: liquid
• potency: 108 mg/kg LD₅₀, oral (Rat), >4000 mg/kg LD₅₀, skin (Rabbit)
• bp: 95-97 °C/1013 hPa
• mp: -53 °C
• solubility: 11.7 g/L
• density: 2.49 g/cm³ at 20 °C
• storage temp.: 2-30°C
• SMILES string: BrCBr
• InChI: 1S/CH2Br2/c2-1-3/h1H2
• InChI key: FJBFPHVGVWTDIP-UHFFFAOYSA-N

Opis

Application

• 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).

Analysis Note

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

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Informacja o środkach bezpieczeństwa

• pictograms: GHS07
• signalword: Warning
• hcodes: H332,H412,H420
• pcodes: P261 - P271 - P273 - P304 + P340 + P312 - P501 - P502
• Hazard Classifications: Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Ozone 1
• Klasa składowania: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• flash_point_f: Not applicable
• flash_point_c: Not applicable