Contact us: +91 9550333722 040 - 40102781
Structured search
India
Choose your country
Different countries will display different contents
Try our best to find the right business for you.
My chemicalbook

Welcome back!

HomeProduct name list4,5-Dichloro-1,2-benzenediamine

4,5-Dichloro-1,2-benzenediamine

Synonym(s):1,2-Diamino-4,5-dichlorobenzene;4,5-Dichloro-1,2-phenylenediamine

  • CAS NO.:5348-42-5
  • Empirical Formula: C6H6Cl2N2
  • Molecular Weight: 177.03
  • MDL number: MFCD00007723
  • EINECS: 226-305-0
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-11-07 17:33:14
4,5-Dichloro-1,2-benzenediamine Structural

What is 4,5-Dichloro-1,2-benzenediamine?

Chemical properties

red-brown to brown crystalline powder

The Uses of 4,5-Dichloro-1,2-benzenediamine

It is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.

Purification Methods

Reflux the amine with activated charcoal in CH2Cl2, followed by recrystallisation from Et2O/pet ether or pet ether [Koolar & Kochi J Org Chem 52 4545 1987]. Alternatively, recrystallise the diamine from hexane, *C6H6, pet ether or H2O (Na2SO4) and sublime it at 150o/15mm. [Beilstein 13 IV 72.]

Properties of 4,5-Dichloro-1,2-benzenediamine

Melting point: 158-164 °C(lit.)
Boiling point: 291.88°C (rough estimate)
Density  1.4668 (rough estimate)
refractive index  1.6400 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  DMSO, Methanol
form  Crystalline Powder
pka 2.77±0.10(Predicted)
color  Red-brown to brown
Water Solubility  Soluble in methanol and Dimethyl sulfoxide. Insoluble in water.
BRN  1072811
CAS DataBase Reference 5348-42-5(CAS DataBase Reference)
NIST Chemistry Reference 4,5-Dichloro-ortho-phenylenediamine(5348-42-5)

Safety information for 4,5-Dichloro-1,2-benzenediamine

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 4,5-Dichloro-1,2-benzenediamine

Related products of tetrahydrofuran

You may like

Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.