8.14925 EMD Millipore

Kryptofix® 222

Kryptofix® 222 special quality for synthesis. CAS 23978-09-8, molar mass 376.49 g/mol., special quality for synthesis

Synonym: 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane

  • CAS Number 23978-09-8

  • Linear Formula C₁₈H₃₆N₂O₆

  • Molecular Weight 376.49 g/mol

  •  EC Number 245-962-4



Related Categories Biochemicals and Reagents More...
packaging   1 g in Glass bottle (8149250001)
mp   70 - 73 °C
LD 50 oral   LD50 Rat > 300 - 2000 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (perchloric acid titration): ≥ 99
  Purity (GC): ≥ 99
  Identity (IR-spectrum): passes test
  Melting point: 69 - 72
  Biggest singly impurity (GC): ≤ 0.1 %
  Acetone (HS-GC): ≤ 5000 ppm
  Acetonitrile (HS-GC): ≤ 410 ppm
  Dichloromethane (HS-GC): ≤ 600 ppm
  n-Hexane (HS-GC): ≤ 290 ppm
  Methanol (HS-GC): ≤ 3000 ppm
  petroleum ether (HS-GC): ≤ 290 ppm
  Pyridine (HS-GC): ≤ 200 ppm
  Sulfated ash: ≤ 0.1 %
  Water (according to Karl Fischer): ≤ 0.5
  E.coli: passes test
  Salmonella species: passes test
  Staphylococcus aureus: passes test
  Pseudomonas aeruginosa: passes test
  Colony count (aerobic bacteria): ≤ 5000 CFU/g
  Colony count (Yeasts and moulds): ≤ 500 CFU/g
  Endotoxins: ≤ 50 I.U./g

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Safety Information

HS Code 
2934 99 90
Hazard Statement(s) 
H302: Harmful if swallowed.
H315: Causes skin irritation.
H318: Causes serious eye damage.
Precautionary Statement(s) 
P280: Wear eye protection.
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.
P313: Get medical advice/ attention.
Storage class 
10 - 13 Other liquids and solids
WGK 3 highly water endangering
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS05  GHS05
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
harmful, irritant
R Phrase 
R 22-38-41
Harmful if swallowed.Irritating to skin.Risk of serious damage to eyes.
S Phrase 
S 26-39
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.
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