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818188  N-Cetylpyridinium bromide monohydrate
for synthesis

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20 April 2014

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Product number Packaging Qty/Pk Quantity Price
8181880250  Plastic bottle   250 g  loading
Prices are subject to change without notice.
Product information
Synonyms N-Hexadecylpyridinium bromide
Hill Formula C21H38BrN * H2O
HS Code 2933 39 99
EC number 205-428-3
Molar mass 402.46 g/mol
CAS number 202869-92-9
Chemical and physical data
Solubility 5 g/l (20 °C)
Melting point 63 - 66 °C
Molar mass 402.46 g/mol
Bulk density 350 kg/m3
pH value 6 - 8 (10 g/l, H2O, 20 °C)
Safety information according to GHS
Hazard Statement(s) H301: Toxic if swallowed.
H330: Fatal if inhaled.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
H410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s) P273: Avoid release to the environment.
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.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Signal Word Danger
Hazard Pictogram(s)
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).
Safety information
R Phrase R 25-26-36/37/38-50/53
Toxic if swallowed.Very toxic by inhalation.Irritating to eyes, respiratory system and skin.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 26-28-36/37-45-61
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.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).Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger very toxic, irritant, dangerous for the environment
Hazard Symbol
Very toxic
Dangerous for the environment
Transport information
Declaration (railroad and road) ADR, RID UN 2811 Giftiger organischer fester Stoff, n.a.g.(N-CETYLPYRIDINIUMBROMID), 6.1, II
Declaration (transport by sea) IMDG-Code UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(N-CETYLPYRIDINIUM BROMIDE), 6.1, II
Declaration (transport by air) IATA-DGR UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(N-CETYLPYRIDINIUM BROMIDE), 6.1, II
N-Cetylpyridinium bromide monohydrate, molecular structure

© Merck KGaA, Darmstadt, Germany, 2014


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