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8.14214 EMD Millipore

3-Methylpyrazole

3-Methylpyrazole for synthesis. CAS 1453-58-3, molar mass 82.11 g/mol., for synthesis

  • CAS Number 1453-58-3

  • Linear Formula C₄H₆N₂

  • Molecular Weight 82.11 g/mol

  •  EC Number 215-925-7

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Properties

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packaging   5 ml in Glass bottle (8142140005)
bp   205 - 206 °C (1013 hPa)
density   1.01 g/cm3 (20 °C)
flash point   93 °C
LD 50 oral   LD50 Rat 710 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 98.0 % (a/a)
  Density (d 20 °C/ 4 °C): 1.017 - 1.019
  Identity (IR): passes test

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Safety Information

HS Code 
2933 19 90
Hazard Statement(s) 
H302: Harmful if swallowed.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) 
P260: Do not breathe vapour.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 2 water endangering
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
harmful, irritant
R Phrase 
R 22-36/37/38
Harmful if swallowed.Irritating to eyes, respiratory system and skin.
S Phrase 
S 23-26
Do not breathe vapour.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
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