Toggle Nav
    • My Cart
    15 Year Anniversary
    Committed to Scientists
    Search
    Advanced Search
    Certified Minority Supplier
    • Compare Products
    Menu
    Account
    Chemical structure of 3-ethynyl-5-methyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-4-one , CAS 2995297-71-5, AChemBlock AD245671

    3-ethynyl-5-methyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-4-one

    Catalog ID: AD245671

    Product Name: 3-ethynyl-5-methyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-4-one
    CAS: 2995297-71-5
    Purity: 95%
    FW: 175.19
    Formula: C₉H₉N₃O
    Synonym(s): 3-ethynyl-5-methyl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one
    Smiles: C#CC1=C(N(CC2)N=C1)C(N2C)=O
    3-ethynyl-5-methyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-4-one 95%, CAS#: 2995297-71-5, Cat ID: AD245671, BUILDING BLOCKS, AChemBlock
    Be the first to review this product
    For research use only. We do not sell to patients
    Grouped product items
    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:250MG List Price: $635 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jul 17,2026

    Packaging:1G List Price: $1,395 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jul 17,2026

    Packaging:5G List Price: $4,185 Quantity:
    		Total:-- Total_Price($):-- Availability: Enquiry Estimated Ship Time:

    Jul 17,2026

    update on 06-18-2026

    * All the products will be shipped from our San Francisco Site except you agree.

    Enquiry (We will check your enquiry as soon as possible)

    If you want to add your name and email, please fill the form; otherwise, click the Submit button

    Package size Price Qty Lead time

    If you want to add your name and email, please fill the form; otherwise, click the Submit button

    Download MSDS
    English-EN German-DE French-fr
    Related Products
    Related Products:
    Product Information
    Product Information
    Product Information
    Purity 95%
    Appearances
    Storage Store at 0-8 °C
    Shipping normal
    MSDS Download MSDS
    IUPAC Name 3-ethynyl-5-methyl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one
    HTS Code
    Smiles C#CC1=C(N(CC2)N=C1)C(N2C)=O
    InChiKey ONXOTUZMLGAYIJ-UHFFFAOYSA-N
    Reviews
    Write Your Own Review
    You're reviewing:3-ethynyl-5-methyl-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazin-4-one
    Your Rating
    © 2014 Advanced ChemBlocks Inc. All Rights Reserved.