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N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride(637-01-4)

N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride(637-01-4)
Product IdentificationBack to Contents
【Product Name】

N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride
【Synonyms】

1,4-Bis(dimethylamino)benzene dihydrochloride
N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride
【CAS】

637-01-4
【Formula】

C10H18Cl2N2
【Molecular Weight】

237.17
【EINECS】

211-274-8
【RTECS】

ST4375000
【Merck】

12,9367
【Beilstein/Gmelin】

5132096
Physical and Chemical PropertiesBack to Contents
【Appearance】

Light yellow powder.
【Solubility in water】

Soluble
【Melting Point】

227 - 230
【Usage】

Used as a redox indicator in the oxidase test.
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】

Get medical aid. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and StorageBack to Contents
【Storage】

Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Ingestion】

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed.
【Inhalation】

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】

May cause skin irritation. May be harmful if absorbed through the skin.
【Eyes】

May cause eye irritation.
【Hazards】

Contact with metals may evolve flammable hydrogen gas.
【EC Risk Phrase】

R 20/21/22 36/37/38
【EC Safety Phrase】

S 26 36/37/39
【UN (DOT)】

2811
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use extinguishing media most appropriate for the surrounding fire. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.
【Fire Potential】

Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
Stability and ReactivityBack to Contents
【Disposal Code】

3
【Stability】

Stable under normal shipping and handling conditions. However, may decompose if heated.
【Incompatibilities】

Strong oxidizing agents, strong bases.
【Decomposition】

Hydrogen chloride, carbon monoxide, oxides of nitrogen, irritating and toxic fumes and gases, carbon dioxide.
【Combustion Products】

Fire may produce irritating, corrosive and/or toxic gases.
Transport InformationBack to Contents
【UN Number】

2811
【Hazard Class】

6.1
【Packing Group】

I; II; III
【HS Code】

2921 51 90
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