Interesting facts
              Interesting Facts about Benzene-1,2-Diamine
Benzene-1,2-diamine, commonly known as ortho-phenylenediamine (o-PDA), is an aromatic amine with unique properties and applications that make it quite interesting in the world of chemistry. Here are some noteworthy aspects of this compound:
- Structure & Conformation: The structure of benzene-1,2-diamine consists of a benzene ring substituted with two amine groups at the 1 and 2 positions. This arrangement results in an intriguing planar geometry that contributes to its reactivity.
 - Applications: Benzene-1,2-diamine is widely used in various industries, including:
        
- As an intermediate in the synthesis of dyes and pigments, helping to produce vibrant colors.
 - In the manufacture of rubber chemicals, specifically as a curing agent.
 - In the production of hair dyes, where its ability to react with other components results in color development.
 - As a building block in pharmaceuticals research, creating compounds with potential therapeutic properties.
 
 - Biological Significance: While benzene-1,2-diamine has various applications, it’s important to note that some studies suggest it may have potential toxicity and carcinogenicity. It’s crucial to handle it with care and understand its impact on human health.
 - Reactivity: The presence of two amine groups makes benzene-1,2-diamine a versatile reactant. It can engage in various chemical reactions, such as:
        
- Nucleophilic substitution reactions, where it can replace halogens in aromatic compounds.
 - Redox reactions, especially in the formation of azo dyes.
 - Self-condensation, leading to the formation of polymers and other complex structures.
 
 - Safety Precautions: It's vital for laboratory personnel and students working with benzene-1,2-diamine to follow appropriate safety protocols due to its potential hazards. Always use personal protective equipment (PPE) and conduct experiments in well-ventilated areas.
 
In conclusion, benzene-1,2-diamine is more than just a chemical compound; it is a fascinating substance with a broad range of applications and implications in various fields. Understanding its properties and potential impacts not only enhances our knowledge of organic chemistry but also informs safer working practices.
Synonyms
          O-PHENYLENEDIAMINE
          benzene-1,2-diamine
          95-54-5
          1,2-Phenylenediamine
          1,2-Diaminobenzene
          2-Aminoaniline
          1,2-Benzenediamine
          o-Diaminobenzene
          Orthamine
          o-Benzenediamine
          OPDA
          ortho-Phenylenediamine
          PODA
          C.I. Oxidation Base 16
          o-Phenylene diamine
          o-Fenylendiamin
          1,2-Fenylendiamin
          2-Phenylene diamine
          IK 3
          o-Aminoaniline
          EK 1700
          SQ 15500
          CI Oxidation Base 16
          C.I. 76010
          orthophenylenediamine
          NSC 5354
          PHENYLENDIAMINE
          CCRIS 508
          phenylene-1,2-dimaine
          HSDB 2893
          CI 76010
          EINECS 202-430-6
          MFCD00007721
          UNII-8B713N8Q0F
          BRN 0606074
          DTXSID3025881
          CHEBI:34043
          AI3-24343
          8B713N8Q0F
          NSC-5354
          O-AMINOPHENYLAMINE
          DTXCID905881
          OPD
          NSC5354
          EC 202-430-6
          4-13-00-00038 (Beilstein Handbook Reference)
          aniline, 2-amino-
          NCGC00090885-03
          o-Fenylendiamin [Czech]
          1,2-Fenylendiamin [Czech]
          TIABENDAZOLE IMPURITY A (EP IMPURITY)
          TIABENDAZOLE IMPURITY A [EP IMPURITY]
          o-PDA
          Phenylenediamine, ortho-
          o-phenylendiamin
          o-phenylendiamine
          Phenylene diamine
          2-Amino-aniline
          ortho-aminoaniline
          0-phenylendiamine
          0-phenylenediamine
          2-aminophenylamine
          o-phenyl-enediamine
          o-phenyle-nediamine
          o-phenylene-diamine
          ortho-diaminobenzene
          Phenylenediamine, o-, and its salt
          1.2-diaminobenzene
          1,2-phenylendiamine
          1,2 phenylenediamine
          1,2-benzenedi-amine
          1.2-phenylenediamine
          ortho phenylene diamine
          (2-aminophenyl)-amine
          1,2-phenylene diamine
          1,2-phenylene-diamine
          Lansoprazole Impurity 22
          WLN: ZR BZ
          NCIMech_000739
          SCHEMBL6187
          IK 3 (AMINE)
          1,2-DIAMINO-BENZENE
          BIDD:ER0680
          CHEMBL70582
          O-PHENYLENEDIAMINE [MI]
          SCHEMBL11062175
          O-PHENYLENEDIAMINE [HSDB]
          BCP25295
          STR03001
          Tox21_400014
          CCG-35856
          MSK000851
          o-Phenylenediamine, flaked, 99.5%
          STK301816
          AKOS000119133
          o-Phenylenediamine, sublimed, >=99%
          AT28018
          FP26951
          CAS-95-54-5
          NCGC00090885-01
          NCGC00090885-02
          NCGC00090885-04
          NCGC00090885-05
          NCGC00090885-06
          BP-11855
          NCI60_004318
          PD011925
          2-Phenylene diamine  (1,2Phenylenediamine)
          NS00006526
          P0168
          P0968
          P1805
          EN300-19093
          o-Phenylenediamine, for fluorescence, free base
          AC-907/25014349
          Q3596763
          o-Phenylenediamine [UN1673]  [Keep away from food]
          o-Phenylenediamine, tablet, 20 mg substrate per tablet
          Z104472742
          1,2-Benzenediamine;o-Phenylenediamine;1,2-Diaminobenzene
          o-Phenylenediamine, Peroxidase substrate, >=98.0%, powder
          o-Phenylenediamine, suitable for fluorescence, >=99.0% (NT)
          InChI=1/C6H8N2/c7-5-3-1-2-4-6(5)8/h1-4H,7-8H
          202-430-6
              
Solubility of Benzene-1,2-diamine
Benzene-1,2-diamine, also known as o-phenylenediamine, presents intriguing characteristics when it comes to its solubility. This aromatic amine is primarily soluble in a variety of solvents, with its solubility profile influenced by both temperature and the specific solvent in question.
Key Solubility Features:
In summary, the solubility of benzene-1,2-diamine is a complex interplay of its molecular structure, environmental conditions, and the types of solvents used. It showcases moderate solubility in non-polar solvents while remaining relatively insoluble in water, making it an interesting compound for various chemical applications.