Cas no 1780-26-3 (4,6-Dichloro-2-methylpyrimidine)

4,6-Dichloro-2-methylpyrimidine is a halogenated pyrimidine derivative widely used as a key intermediate in organic synthesis and pharmaceutical manufacturing. Its reactive chlorine atoms at the 4- and 6-positions enable efficient nucleophilic substitution reactions, facilitating the construction of more complex heterocyclic compounds. The methyl group at the 2-position enhances stability while allowing further functionalization. This compound is particularly valuable in agrochemical and pharmaceutical research, where it serves as a precursor for active ingredients. Its high purity and consistent reactivity make it a reliable choice for precision synthesis. Proper handling is required due to its sensitivity to moisture and potential irritant properties.
4,6-Dichloro-2-methylpyrimidine structure
1780-26-3 structure
Product Name:4,6-Dichloro-2-methylpyrimidine
CAS No:1780-26-3
MF:C5H4Cl2N2
MW:163.004658699036
MDL:MFCD00090472
CID:41984
PubChem ID:24881648
Update Time:2025-10-29

4,6-Dichloro-2-methylpyrimidine Chemical and Physical Properties

Names and Identifiers

    • 2-Methyl-4,6-dichloropyrimidine
    • BUTTPARK 52\14-70
    • 2-MDCP
    • 4,6-DICHLORO-2-METHYLPYRIMIDINE
    • 4,6-Dichloro-2-methylpyrimidiine
    • 4,6-dichloro-2-methylpyrimidine4
    • 4,6-Dichloro-2-methyl-pyrimidine
    • 2-methyl-4,6-dichloro-pyrimidine
    • 4,6-dichlor-2-methylpyrimidin
    • 4,6-Dimethoxy-2-methylmercapyrimidine
    • NSC 35923
    • Pyrimidine, 4,6-dichloro-2-methyl-
    • 4,6-dichloro-2-methyl pyrimidine
    • NSC35923
    • PubChem7075
    • KSC490S3H
    • 4 6-dichloro-2-methylpyrimidine
    • 4,6-dichloro-2-methyipyrimidine
    • FIMUTBLUWQGTIJ-UHFFFAOYSA-N
    • 2-met
    • 4,6 dichloro-2-methyl pyrimidine
    • BCP30663
    • MS-1554
    • 2-Methyl-4,6-dichloropyrimidine;Pyrimidine, 4,6-dichloro-2-methyl-;4,6-Dichloro-2-methyl-pyrimidine
    • UNII-4UM8PK8RCC
    • 4,6-Dichloro-2-methylpyrimidine, 98%
    • AM20090054
    • AC-5731
    • F0001-0649
    • AKOS002337366
    • EN300-59877
    • MFCD00090472
    • J-011352
    • D3558
    • FT-0601163
    • SCHEMBL113085
    • NS00121322
    • DTXSID80284149
    • Z916979388
    • 4UM8PK8RCC
    • 1780-26-3
    • NSC-35923
    • CS-D1717
    • A3952
    • Pyrimidine, 4,6-dichloro-2-methyl-; 4,6-Dichloro-2-methylpyrimidine; 2-Methyl-4,6-dichloropyrimidine; NSC 35923
    • PB20912
    • 4.6-dichloro-2-methyl pyrimidine
    • DTXCID50235300
    • 605-815-0
    • FD11549
    • 4,6-Dichloro-2-methylpyrimidine
    • MDL: MFCD00090472
    • Inchi: 1S/C5H4Cl2N2/c1-3-8-4(6)2-5(7)9-3/h2H,1H3
    • InChI Key: FIMUTBLUWQGTIJ-UHFFFAOYSA-N
    • SMILES: ClC1=CC(=NC(C)=N1)Cl

Computed Properties

  • Exact Mass: 161.97500
  • Monoisotopic Mass: 161.975
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 9
  • Rotatable Bond Count: 0
  • Complexity: 89
  • 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: 25.8
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 2.5

Experimental Properties

  • Color/Form: Pale-yellow to Yellow-brown Solid
  • Density: 1.4040
  • Melting Point: 44.0 to 48.0 deg-C
  • Boiling Point: 210.8 oCat 760 mmHg
  • Flash Point: Fahrenheit: 206.6 ° f
    Celsius: 97 ° c
  • Refractive Index: 1.551
  • PSA: 25.78000
  • LogP: 2.09180
  • Solubility: Not determined

4,6-Dichloro-2-methylpyrimidine Security Information

  • Symbol: GHS05
  • Prompt:warning
  • Signal Word:Danger
  • Hazard Statement: H314
  • Warning Statement: P280,P305+P351+P338,P310
  • Hazardous Material transportation number:UN 3261 8/PG 2
  • WGK Germany:3
  • Hazard Category Code: 22-43-51/53
  • Safety Instruction: S26-S36/37/39-S45
  • Hazardous Material Identification: C
  • Packing Group:III
  • Hazard Level:8
  • Risk Phrases:R34
  • Packing Group:III
  • Safety Term:8
  • HazardClass:9
  • PackingGroup:None
  • Storage Condition:Inert atmosphere,2-8°C

4,6-Dichloro-2-methylpyrimidine Customs Data

  • HS CODE:2933599090
  • Customs Data:

    China Customs Code:

    2933599090

    Overview:

    2933599090. Other compounds with pyrimidine ring in structure(Including other compounds with piperazine ring on the structure. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

4,6-Dichloro-2-methylpyrimidine Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
SHANG HAI XIAN DING Biotechnology Co., Ltd.
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¥550.0 2022-05-30
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4,6-Dichloro-2-methylpyrimidine Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:1780-26-3)4,6-Dichloro-2-methylpyrimidine
Order Number:sfd4755;1685082
Stock Status:in Stock
Quantity:200kg/Company Customization
Purity:99.9%/98%
Pricing Information Last Updated:Friday, 19 July 2024 14:33
Price ($):discuss personally
Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:1780-26-3)4,6-Dichloro-2-methylpyrimidine
Order Number:A1199498
Stock Status:in Stock
Quantity:1000g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 02:39
Price ($):204.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:1780-26-3)4,6-二氯-2-甲基嘧啶
Order Number:LE1685082;LE1489
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:32
Price ($):discuss personally

4,6-Dichloro-2-methylpyrimidine Related Literature

Additional information on 4,6-Dichloro-2-methylpyrimidine

Recent Advances in the Application of 4,6-Dichloro-2-methylpyrimidine (CAS: 1780-26-3) in Chemical Biology and Pharmaceutical Research

4,6-Dichloro-2-methylpyrimidine (CAS: 1780-26-3) is a key intermediate in the synthesis of various biologically active compounds, particularly in the development of pharmaceuticals and agrochemicals. Recent studies have highlighted its versatility as a building block for the construction of heterocyclic compounds, which are integral to drug discovery and development. This research brief aims to summarize the latest findings on the applications, synthetic methodologies, and biological activities associated with this compound.

One of the most significant advancements in the use of 4,6-Dichloro-2-methylpyrimidine is its role in the synthesis of kinase inhibitors. Kinases are critical targets in cancer therapy, and recent research has demonstrated the efficacy of pyrimidine-based inhibitors derived from this compound. For instance, a 2023 study published in the Journal of Medicinal Chemistry reported the development of a novel series of EGFR inhibitors using 4,6-Dichloro-2-methylpyrimidine as a core scaffold. These inhibitors showed promising activity against resistant mutations, underscoring the compound's potential in addressing drug resistance in oncology.

In addition to its applications in oncology, 4,6-Dichloro-2-methylpyrimidine has been explored in the context of antimicrobial agents. A recent study in Bioorganic & Medicinal Chemistry Letters detailed the synthesis of pyrimidine derivatives with potent antibacterial activity against Gram-positive pathogens. The researchers utilized 4,6-Dichloro-2-methylpyrimidine as a starting material, demonstrating its utility in the rapid generation of diverse chemical libraries for high-throughput screening.

From a synthetic chemistry perspective, advancements in green chemistry have also impacted the production and modification of 4,6-Dichloro-2-methylpyrimidine. A 2022 publication in ACS Sustainable Chemistry & Engineering introduced a solvent-free, catalyst-assisted method for the chlorination of 2-methylpyrimidine, yielding 4,6-Dichloro-2-methylpyrimidine with high efficiency and minimal environmental impact. This method aligns with the growing emphasis on sustainable practices in pharmaceutical manufacturing.

Looking ahead, the versatility of 4,6-Dichloro-2-methylpyrimidine continues to inspire innovation in drug discovery. Its role in the synthesis of targeted therapies, combined with advancements in sustainable chemistry, positions it as a valuable tool for researchers. Future studies are expected to explore its applications in emerging therapeutic areas, such as neurodegenerative diseases and immunomodulation, further expanding its impact on the pharmaceutical industry.

Recommended suppliers
Suzhou Senfeida Chemical Co., Ltd
(CAS:1780-26-3)4,6-Dichloro-2-methylpyrimidine
sfd4755;1685082
Purity:99.9%/98%
Quantity:200kg/Company Customization
Price ($):Inquiry/Inquiry
Email
Amadis Chemical Company Limited
(CAS:1780-26-3)4,6-Dichloro-2-methylpyrimidine
A1199498
Purity:99%
Quantity:1000g
Price ($):204.0
Email