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8.01111 EMD Millipore

4-Aminopyridine

4-Aminopyridine for synthesis. CAS 504-24-5, chemical formula 4-(NH₂)C₅H₄N., for synthesis

Synonym: 4-Pyridylamine

  • CAS Number 504-24-5

  • Linear Formula C₅H₆N₂

  • Molecular Weight 94.11 g/mol

  •  EC Number 207-987-9

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Properties

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packaging   10 g in Glass bottle (8011110010)
bp   274 °C (1013 hPa)
solubility   83 g/l soluble
density   1.26 g/cm3 (25 °C)
flash point   156 °C
autoignition temp.   640 °C
mp   157 - 160 °C
LD 50 oral   LD50 Rat 21 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 98.0 % (a/a)
  Melting range (lower value): ≥ 157 °C
  Melting range (upper value): ≤ 160 °C
  Identity (IR): passes test

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Safety & Documentation

Safety Information

HS Code 
2933 39 99
Hazard Statement(s) 
H300: Fatal if swallowed.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
Precautionary Statement(s) 
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class 
6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK 
WGK 3 highly water endangering
Disposal 
9
Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).
Hazard Pictogram(s) 
GHS06  GHS06
Hazard Symbols 
Very toxic  Very toxic
Declaration (railroad and road) ADR, RID 
UN 2671 , 6.1, II
Declaration (transport by air) IATA-DGR 
UN 2671 , 6.1, II
Declaration (transport by sea) IMDG-Code 
UN 2671 , 6.1, II, Segregation Group: 18 (Alkalis)
Categories of danger 
very toxic, irritant
R Phrase 
R 28-36/38
Very toxic if swallowed.Irritating to eyes and skin.
S Phrase 
S 28-36/37-45
After contact with skin, wash immediately with plenty of water.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
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