M-Phenylenediamine
Synonymous:1,3-Benzenediamine;1,3-Phenylenediamine;Diaminobenzene;Meta-Aminoaniline
Molecular Formula:C6H8N2
Molecular Weight:108.141
CAS:108-45-2
Structure:
EINECS:203-584-7
Melting Point:64 - 66 ℃
Water solubility:Soluble in ethanol, water, chloroform, acetone and dimethylamide, slightly soluble in ether and carbon tetrachloride, but insoluble in benzene, toluene and butanol
Appearance:Transparent tabular crystal to light gray powder
Uses:It is widely used in the manufacture of disperse dyes, reactive dyes, direct dyes and cement coagulants
Storage:
It is sealed and packed in cardboard or iron drums lined with plastic and stored in a cool and ventilated warehouse. Keep away from fire and heat source. It shall be stored separately from strong acid, strong oxidant, anhydride, acyl chloride and edible chemicals. It is forbidden to store, load and transport together. Provide corresponding varieties and quantities of fire-fighting equipment. The storage area shall be provided with suitable materials to contain leakage. Before transportation, check whether the packaging container is complete and sealed. During transportation, ensure that the container does not leak, collapse, fall or damage. During transportation, it shall be protected from sun exposure, rain and high temperature.
Uses:
M-phenylenediamine is an important organic synthetic raw material. It is mainly used as a dye intermediate for the manufacture of dyes such as alkaline orange, alkaline Brown g and direct tanning g g. it is also used as a fur dye. It is also used as a curing agent of epoxy resin, a coagulant of cement, a mordant, a developer, etc. it can also be used as a petroleum additive and a raw material for the manufacture of pharmaceuticals Reagent for spectrophotometric determination of nitrite and active chlorine in water.
1,3-phenylenediamine appears as colorless or white colored needles that turn red or purple in air. Melting point 64-66 C. Density 1.14 g / cm3. Flash point 280 F. May irritate skin and eyes. Toxic by skin absorption, inhalation or ingestion. Used in aramid fiber manufacture, as a polymer additive, dye manufacturing, as a laboratory reagent, and in photography.
IUPAC
benzene-1,3-diamine