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LC2228 N,N-Dimethyl-4-nitrosoaniline
for synthesis


Order number Packaging Quantity Price €
AC29228 Glass bottle 25 g 18.90
AC29228 Glass bottle 100 g 60.75


Product information
Synonyms 4-Nitroso-N,N-dimethylaniline
Hill Formula C8H10N2O
Chemical formula 4-(NO)C6H4N(CH3)2
HS Code 2921 42 00
EC number 205-343-1
Molar mass 150.18 g/mol
CAS number 138-89-6


Chemical and physical data
Solubility (20 °C) slightly soluble
Melting point 84 – 87 °C
Molar mass 150.18 g/mol
Density 1.15 g/cm3 (20 °C)


Safety information
R Phrase R 23/24/25
Toxic by inhalation, in contact with skin and if swallowed.
S Phrase S 36/37-45
Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger toxic
Hazard Symbo


Storage class 4.2S Spontaneously Combustible Solids
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).



Transport information
Declaration (transport by sea) IMDG-Code UN 1369 P-NITROSODIMETHYLANILINE, 4.2, II
Declaration (transport by air) IATA-DGR UN 1369 P-NITROSODIMETHYLANILINE, 4.2, II


Toxicological data
LD 50 oral LD50 rat 65 mg/kg


Assay (HClO4) ≥ 98 %
Melting range
– lower value
≥ 82 °C
– upper value ≤ 85 °C
Identity (IR) passes test