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Diazomethane Structure

Diazomethane

Chemical Properties

Melting point -145°
Boiling point bp -23°
Density  1.45 g/cm3
refractive index  1.4180 (estimate)
form  Yellow gas
Odor Musty odor (no accepted threshold value)
Exposure limits TLV-TWA 0.2 ppm (0.38 mg/m3 ) (ACGIH)
PEL-TWA 0.2 ppm (0.38 mg/m3 ) (OSHA).
EWG's Food Scores 5
FDA UNII 60A625P70P
IARC 3 (Vol. 7, Sup 7) 1987
EPA Substance Registry System Diazomethane (334-88-3)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H350
Hazard Codes  T
Risk Statements  45
Safety Statements  53-45
RIDADR  1953
OEB C
OEL TWA: 0.2 ppm (0.4 mg/m3)
Autoignition Temperature 150 °C; impure material explodes at lower temperature
HazardClass  2.3
Hazardous Substances Data 334-88-3(Hazardous Substances Data)
Toxicity LCLO inhal (cat) 175 ppm (10 min)
PEL (OSHA) 0.2 ppm (0.4 mg/m3)
TLV-TWA (ACGIH) 0.2 ppm (0.4 mg/m3)
IDLA 2 ppm

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Diazomethane Chemical Properties,Usage,Production

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