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    Ethyl 3-amino-1H-pyrazole-5-carboxylate, CAS 105434-90-0, is in stock from AChemBlock as a research-use heterocyclic building block.
    Chemical structure of Ethyl 3-amino-1H-pyrazole-5-carboxylate , CAS 105434-90-0, AChemBlock A-899-1

    Ethyl 3-amino-1H-pyrazole-5-carboxylate

    Catalog ID: A-899-1

    Product Name: Ethyl 3-amino-1H-pyrazole-5-carboxylate
    CAS: 105434-90-0
    MDL: MFCD03468385
    Purity: 95%
    Appearance: light yellow solid
    FW: 155.16
    Formula: C₆H₉N₃O₂
    Smiles: CCOC(=O)C1=NNC(N)=C1
    Ethyl 3-amino-1H-pyrazole-5-carboxylate 95%, CAS#: 105434-90-0, Cat ID: A-899-1, BUILDING BLOCKS, AChemBlock
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    For research use only. We do not sell to patients
    Grouped product items
    Packaging List / Sale Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:5G List Price: $30 / $24 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Sep 21,2026

    Packaging:25G List Price: $110 / $88 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Sep 21,2026

    update on 09-17-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word warning
    Hazard Statements Harmful if swallowed
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    Product Information
    Product Information
    Product Information
    Purity 95%
    Appearances light yellow solid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name ethyl 5-amino-1h-pyrazole-3-carboxylate
    HTS Code 2933199000
    Smiles CCOC(=O)C1=NNC(N)=C1
    InChiKey CPQKGGOPHDHAMN-UHFFFAOYSA-N
    Product Description Ethyl 3-amino-1H-pyrazole-5-carboxylate (CAS 105434-90-0, Catalog ID A-899-1) is in stock from AChemBlock. This product is listed for research use and can support medicinal chemistry, organic synthesis, and laboratory research applications. Please contact AChemBlock for quotation, pack size, purity, COA, SDS, and lead-time information.
    Product Application Used as a research-use heterocyclic building block for medicinal chemistry, organic synthesis, and drug discovery research.
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