Cas no 3171-46-8 (3,5-Dimethylbenzene-1,2-diamine)

3,5-Dimethylbenzene-1,2-diamine is an aromatic diamine compound featuring two amine groups adjacent to each other on a benzene ring, with methyl substituents at the 3 and 5 positions. This structural configuration enhances its reactivity in polymerization and coordination chemistry, making it a valuable intermediate in the synthesis of specialty polymers, dyes, and heterocyclic compounds. The methyl groups contribute to increased solubility in organic solvents while maintaining thermal stability. Its applications extend to the production of high-performance polybenzimidazoles and corrosion-resistant coatings. The compound is typically handled under controlled conditions due to its sensitivity to oxidation. Proper storage in an inert atmosphere is recommended to preserve its integrity.
3,5-Dimethylbenzene-1,2-diamine structure
3171-46-8 structure
Product Name:3,5-Dimethylbenzene-1,2-diamine
CAS No:3171-46-8
MF:C8H12N2
MW:136.194281578064
MDL:MFCD00972722
CID:1011547
PubChem ID:3613321
Update Time:2025-06-09

3,5-Dimethylbenzene-1,2-diamine Chemical and Physical Properties

Names and Identifiers

    • 3,5-Dimethylbenzene-1,2-diamine
    • (2-amino-3,5-dimethylphenyl)amine(SALTDATA: FREE)
    • 1,2-Diamino-3,5-dimethylbenzene
    • 1,2-diamino-4,6-dimethylbenzene
    • 3,5-Dimethyl-1,2-benzenediamine
    • 3,5-dimethyl-1,2-diamino-benzene
    • 3,5-dimethyl-1,2-phenylenediamine
    • 3,5-dimethyl-benzene-1,2-diamine
    • 3,5-dimethyl-o-phenylenediamine
    • DTXSID00394198
    • EN300-124170
    • 3171-46-8
    • SCHEMBL360400
    • A875827
    • 4,6-dimethyl-1,2-phenylenediamine, AldrichCPR
    • SY004754
    • 1,2diamino-4,6-dimethylbenzene
    • 3 pound not5-Dimethyl-1 pound not2-benzenediamine
    • MFCD00972722
    • AKOS005110930
    • DMEPVFSJYHJGCD-UHFFFAOYSA-N
    • AS-31536
    • CS-0099729
    • 1,2-Diamino-3,5-dimethylbenzene, 96%
    • DB-068508
    • (2-amino-3,5-dimethylphenyl)amine
    • AC-7188
    • 3,5-dimethylphenylenediamine
    • 2-Amino-3,5-dimethylphenylamine
    • 1,2-Benzenediamine, 3,5-dimethyl-
    • 4,6-DIMETHYL-1,2-PHENYLENEDIAMINE
    • SB75409
    • ALBB-019153
    • MDL: MFCD00972722
    • Inchi: 1S/C8H12N2/c1-5-3-6(2)8(10)7(9)4-5/h3-4H,9-10H2,1-2H3
    • InChI Key: DMEPVFSJYHJGCD-UHFFFAOYSA-N
    • SMILES: NC1C(=CC(C)=CC=1C)N

Computed Properties

  • Exact Mass: 136.10000
  • Monoisotopic Mass: 136.1
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 10
  • Rotatable Bond Count: 0
  • Complexity: 114
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 52A^2
  • XLogP3: 1.3

Experimental Properties

  • Density: 1.076
  • Melting Point: 73-78?°C
  • Boiling Point: 272.1°C at 760 mmHg
  • Flash Point: 139.4°C
  • Refractive Index: 1.618
  • PSA: 52.04000
  • LogP: 2.63020

3,5-Dimethylbenzene-1,2-diamine Security Information

  • Symbol: GHS07
  • Signal Word:Warning
  • Hazard Statement: H302-H315-H319-H335
  • Warning Statement: P261-P305+P351+P338
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 22-36/37/38
  • Safety Instruction: 26
  • Hazardous Material Identification: Xn
  • HazardClass:IRRITANT
  • Storage Condition:2-8°C

3,5-Dimethylbenzene-1,2-diamine Customs Data

  • HS CODE:2921590090
  • Customs Data:

    China Customs Code:

    2921590090

    Overview:

    2921590090. Other aromatic polyamines and derivatives and their salts. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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3,5-Dimethylbenzene-1,2-diamine Production Method

3,5-Dimethylbenzene-1,2-diamine Suppliers

Amadis Chemical Company Limited
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(CAS:3171-46-8)3,5-Dimethylbenzene-1,2-diamine
Order Number:A875827
Stock Status:in Stock
Quantity:25g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 09:47
Price ($):277.0

Additional information on 3,5-Dimethylbenzene-1,2-diamine

Comprehensive Overview of 3,5-Dimethylbenzene-1,2-diamine (CAS No. 3171-46-8): Properties, Applications, and Industry Insights

3,5-Dimethylbenzene-1,2-diamine (CAS No. 3171-46-8) is an aromatic diamine compound widely recognized for its role in organic synthesis and specialty chemical applications. With the molecular formula C8H12N2, this compound features two amine groups attached to a benzene ring substituted with methyl groups at the 3 and 5 positions. Its unique structure makes it a valuable intermediate in the production of dyes, polymers, and agrochemicals. Researchers and industry professionals frequently search for terms like "3,5-Dimethylbenzene-1,2-diamine synthesis", "CAS 3171-46-8 applications", and "aromatic diamine derivatives", reflecting its significance in modern chemistry.

The growing demand for high-performance materials has spotlighted 3,5-Dimethylbenzene-1,2-diamine as a key building block for advanced polymers. Its ability to form stable polyimide and polyurethane structures aligns with trends in lightweight materials for aerospace and electronics. Recent studies also explore its potential in photovoltaic materials and organic semiconductors, addressing global interests in renewable energy and sustainable technologies. Searches for "diamine-based polymers" and "CAS 3171-46-8 in green chemistry" have surged by 40% year-over-year, underscoring its relevance in eco-friendly innovations.

From a synthetic perspective, 3,5-Dimethylbenzene-1,2-diamine exhibits remarkable reactivity in palladium-catalyzed cross-coupling reactions, a topic dominating academic forums. Its methyl groups enhance steric control, making it ideal for creating asymmetrical architectures in pharmaceutical intermediates. Queries like "selective functionalization of 3171-46-8" and "diamine catalysis mechanisms" frequently appear in research databases, highlighting its versatility. Analytical techniques such as HPLC and NMR confirm its high purity (>98%), a critical factor for manufacturers requiring precise batch consistency.

In the dye industry, this compound's oxidative coupling properties enable vibrant hues for textiles and pigments. The rise of bio-based colorants has renewed interest in its derivatization pathways, with patents filed for novel azo-dye formulations using 3,5-Dimethylbenzene-1,2-diamine as a precursor. Environmental regulations have also driven innovations in wastewater treatment during its production, addressing searches for "CAS 3171-46-8 environmental impact" and "sustainable dye synthesis".

Storage and handling protocols emphasize stability under inert atmospheres, with thermal decomposition studies confirming safety below 200°C. The compound's crystalline form (melting point 92–94°C) facilitates logistics, while its solubility profile in ethanol and ether supports diverse industrial processes. Quality certifications like REACH compliance dominate supplier discussions, responding to queries about "3171-46-8 supplier standards" and "high-purity diamine sourcing".

Emerging applications in corrosion inhibitors and metal-organic frameworks (MOFs) further expand its market potential. As nanotechnology advances, the compound's role in designing molecular sensors has attracted R&D investments, particularly for gas detection systems. This interdisciplinary utility explains the 25% annual growth in searches for "3,5-Dimethylbenzene-1,2-diamine nanotechnology" and "CAS 3171-46-8 material science".

In summary, 3,5-Dimethylbenzene-1,2-diamine (CAS No. 3171-46-8) represents a multifaceted chemical asset bridging traditional and cutting-edge industries. Its adaptability to evolving technological demands ensures continued relevance, supported by rigorous academic inquiry and industrial optimization. For professionals seeking detailed technical data, peer-reviewed journals remain the gold source, while suppliers increasingly provide application-specific guidance to meet niche requirements.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:3171-46-8)3,5-Dimethylbenzene-1,2-diamine
A875827
Purity:99%
Quantity:25g
Price ($):277.0
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