Cas no 2927-71-1 (2,4-Dichloro-5-fluoropyrimidine)

2,4-Dichloro-5-fluoropyrimidine is a versatile fluorinated pyrimidine derivative widely used as a key intermediate in pharmaceutical and agrochemical synthesis. Its molecular structure, featuring reactive chlorine atoms at the 2- and 4-positions and a fluorine substituent at the 5-position, enables selective nucleophilic substitution reactions, making it valuable for constructing complex heterocyclic compounds. The electron-withdrawing fluorine atom enhances the reactivity of adjacent chlorines while improving metabolic stability in derived bioactive molecules. This compound is particularly useful in the development of antiviral, anticancer, and herbicide agents due to its ability to serve as a scaffold for further functionalization. Its high purity and consistent reactivity profile ensure reliable performance in multi-step synthetic routes.
2,4-Dichloro-5-fluoropyrimidine structure
2927-71-1 structure
Product Name:2,4-Dichloro-5-fluoropyrimidine
CAS No:2927-71-1
MF:C4HCl2FN2
MW:166.96854186058
MDL:MFCD00233551
CID:43603
PubChem ID:24883938
Update Time:2025-07-02

2,4-Dichloro-5-fluoropyrimidine Chemical and Physical Properties

Names and Identifiers

    • 2,4-Dichloro-5-fluoropyrimidine
    • 5-Fluoro-2,4-dichloropyrimidine
    • 2,4-Dichloro-5-fluoro-pyrimidine
    • 2,4,5,6-TETRAMINOPYRIMIDINE SULFATE
    • 2,4-dichlor-5-fluorpyrimidin
    • 2,6-dichloro-5-fluororacil
    • 2,4-Dichloro-5-fluorouracil
    • PYRIMIDINE, 2,4-DICHLORO-5-FLUORO-
    • C4HCl2FN2
    • 2,4-dichloro-5-fluoro pyrimidine
    • NSC70442
    • PubChem5290
    • NCIOpen2_000539
    • KSC204S2L
    • 2,4-dichloro-5fluoropyrimidine
    • 2,4dichloro-5-fluoropyrimidine
    • 2,4-Dichloro-5-fluoropyrmidine
    • 5-fluoro-2,6-dichloropyrimidine
    • 5-fluoro-2,4-dichloro-pyrimidine
    • BCP27469
    • 2927-71-1
    • MFCD00233551
    • FT-0699076
    • F2108-0226
    • 2.4-Dichloro-5-fluoropyrimidine
    • Z217688316
    • FT-0630162
    • DTXSID00290702
    • GS-6791
    • EN300-25797
    • AB05035
    • 2 pound not4-Dichloro-5-fluoropyrimidine
    • BLQ52TC9PW
    • W-202221
    • AM20090386
    • NSC 70442
    • CS-W008648
    • AC-2990
    • AKOS002665246
    • 2,4-Dichloro-5-fluoropyrimidine, 97%
    • SY003504
    • 2,6-DICHLORO-5-FLUOROPYRIMIDINE
    • SCHEMBL190657
    • D3374
    • NSC-70442
    • 2,4-Dichloro-5-fluoropyrimidine,98%
    • AG-670/25003537
    • STK783765
    • DB-010224
    • ALBB-014452
    • BBL028442
    • DTXCID30241848
    • MDL: MFCD00233551
    • Inchi: 1S/C4HCl2FN2/c5-3-2(7)1-8-4(6)9-3/h1H
    • InChI Key: WHPFEQUEHBULBW-UHFFFAOYSA-N
    • SMILES: ClC1C(=CN=C(N=1)Cl)F

Computed Properties

  • Exact Mass: 165.95000
  • Monoisotopic Mass: 165.9500816 g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 9
  • Rotatable Bond Count: 0
  • Complexity: 103
  • 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
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 2.2
  • Topological Polar Surface Area: 25.8
  • Molecular Weight: 166.97

Experimental Properties

  • Color/Form: White to Yellow Solid
  • Density: 1.606
  • Melting Point: 37.0 to 41.0 deg-C
  • Boiling Point: 80°C/16mmHg(lit.)
  • Flash Point: Degrees Fahrenheit:222.8°F
    Degrees Celsius:106°C
  • Refractive Index: 1.532
  • PSA: 25.78000
  • LogP: 1.92250
  • Sensitiveness: Moisture Sensitive
  • Solubility: Not available

2,4-Dichloro-5-fluoropyrimidine Security Information

  • Symbol: GHS05 GHS07
  • Prompt:warning
  • Signal Word:Danger
  • Hazard Statement: H302,H314
  • Warning Statement: P280,P305+P351+P338,P310
  • Hazardous Material transportation number:UN 3261 8 / PGIII
  • WGK Germany:3
  • Hazard Category Code: 22-34
  • Safety Instruction: S26; S36; S37/39
  • Hazardous Material Identification: C
  • HazardClass:8
  • PackingGroup:III
  • Storage Condition:0-10°C
  • Risk Phrases:R36/37/38
  • Safety Term:S26;S36

2,4-Dichloro-5-fluoropyrimidine 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%

2,4-Dichloro-5-fluoropyrimidine Pricemore >>

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2,4-Dichloro-5-fluoropyrimidine Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:2927-71-1)2,4-Dichloro-5-fluoropyrimidine
Order Number:sfd6062;1680337
Stock Status:in Stock
Quantity:200kg/Company Customization
Purity:99.9%/98%
Pricing Information Last Updated:Friday, 19 July 2024 14:34
Price ($):discuss personally
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:2927-71-1)5-氟-2,4-二氯嘧啶
Order Number:LE1680337
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:32
Price ($):discuss personally

2,4-Dichloro-5-fluoropyrimidine Related Literature

Additional information on 2,4-Dichloro-5-fluoropyrimidine

Professional Introduction to 2,4-Dichloro-5-fluoropyrimidine (CAS No. 2927-71-1)

2,4-Dichloro-5-fluoropyrimidine, with the chemical formula C?H?Cl?FN?, is a significant intermediate in the realm of pharmaceutical and agrochemical synthesis. This compound, identified by its CAS number 2927-71-1, has garnered considerable attention due to its versatile reactivity and utility in constructing complex molecular frameworks. Its unique structural features—comprising a pyrimidine core substituted with chlorine and fluorine atoms—make it a valuable building block for the development of novel bioactive molecules.

The importance of 2,4-Dichloro-5-fluoropyrimidine in modern chemistry cannot be overstated. It serves as a critical precursor in the synthesis of various pharmacologically relevant compounds, including antiviral, anticancer, and antimicrobial agents. The presence of both chlorine and fluorine substituents enhances its reactivity, allowing for diverse functionalization strategies that are essential for drug discovery and development. Recent advancements in synthetic methodologies have further highlighted its role as a key intermediate in streamlined synthetic routes, improving efficiency and yield.

In the context of pharmaceutical research, 2,4-Dichloro-5-fluoropyrimidine has been extensively studied for its potential in generating structurally diverse analogs with enhanced biological activity. For instance, modifications at the chloro and fluoro positions have been shown to modulate binding affinity to target enzymes and receptors. This flexibility has led to the identification of several lead compounds that are currently undergoing preclinical evaluation. The compound's ability to undergo nucleophilic substitution reactions makes it particularly useful in constructing heterocyclic scaffolds, which are prevalent in many therapeutic agents.

The agrochemical industry also benefits from the applications of 2,4-Dichloro-5-fluoropyrimidine. Its derivatives have been explored as intermediates in the synthesis of herbicides and fungicides due to their ability to interfere with essential metabolic pathways in pests and weeds. By leveraging its reactivity, chemists have developed novel agrochemicals that offer improved efficacy and environmental safety profiles. These advancements underscore the compound's broad utility beyond pharmaceuticals.

Recent research has further elucidated the mechanistic aspects of reactions involving 2,4-Dichloro-5-fluoropyrimidine. Studies employing computational chemistry techniques have provided insights into transition state structures and reaction pathways, enabling more rational design of synthetic strategies. Additionally, green chemistry approaches have been explored to minimize waste and improve sustainability in its production. These efforts align with global initiatives to promote environmentally responsible chemical synthesis.

The role of 2,4-Dichloro-5-fluoropyrimidine in medicinal chemistry is further highlighted by its incorporation into targeted therapies. For example, researchers have utilized this compound to develop inhibitors of kinases and other enzymes implicated in cancer progression. The fluorine atom, in particular, has been shown to enhance metabolic stability and binding affinity in drug candidates. Such findings continue to drive innovation in drug design and highlight the enduring relevance of this intermediate.

In conclusion, 2,4-Dichloro-5-fluoropyrimidine (CAS No. 2927-71-1) remains a cornerstone in synthetic chemistry due to its multifaceted applications across pharmaceuticals and agrochemicals. Its unique structural features and reactivity make it indispensable for constructing biologically active molecules. As research progresses, new methodologies and applications will continue to emerge, reinforcing its significance in the chemical industry.

Recommended suppliers
Suzhou Senfeida Chemical Co., Ltd
(CAS:2927-71-1)2,4-Dichloro-5-fluoropyrimidine
sfd6062;1680337
Purity:99.9%/98%
Quantity:200kg/Company Customization
Price ($):Inquiry/Inquiry
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:2927-71-1)5-氟-2,4-二氯嘧啶
LE1680337
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email