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Guanine buy - image1

Guanine

3 Inquiries

Unit Price:

$280/KG EXW

Get Latest Price
CAS No.:

73-40-5

Grade:

High Purity Grade

Content:

99%

Brand:

DAHAI BIOCHEM

Packaging:

100g/Bottle

Price valid (until):

2026-12-31

Company Type:
Trader
Location:
China
Qualification:
Main Products:

HARD FAT

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    "[Product Overview & Applications]
    Guanine (CAS NO.: 73-40-5) is supplied under stringent quality supervision by DAHAI BIOCHEM. It is an ultra-pure oligonucleotide phosphoramidite and nucleoside building block designed for automated DNA/RNA synthesis, gene diagnostics, and antisense therapeutic research. The product features exceptional chemical purity, reliable batch-to-batch consistency, low residual impurities, and high reaction stability, ensuring maximum efficiency and reliability in customer manufacturing processes.

    [Technical Specifications & Parameters]
    - Product Name: Guanine
    - CAS Registry Number: 73-40-5
    - Classification: Nucleosides & Phosphoramidites
    - Assay / Purity: >= 99.0%
    - Physical Form / Appearance: White Powder
    - Quality Grade: High Purity Grade
    - Manufacturer / Brand: DAHAI BIOCHEM
    - Standard Export Package: 100g/Bottle
    - Minimum Order Quantity (MOQ): 1 KG

    [Quality Standards & Storage Conditions]
    1. Quality Standards: Conforms strictly to enterprise and international industrial quality standards. Every production lot undergoes rigorous analytical testing including HPLC, GC, or titration analysis with full batch documentation provided.
    2. Storage & Handling: Store in tightly sealed original containers in a cool, dry, and well-ventilated warehouse. Keep strictly away from direct sunlight, open flames, high temperatures, moisture, and incompatible substances.
    3. Export Logistics & Packaging: Supplied in robust standard export packaging to guarantee integrity during global maritime and air freight. Flexible OEM and customized commercial packaging are available upon inquiry."

    ECHEMI Editorial Reference
    Guanine is one of the fundamental components of nucleic acids (DNA and RNA). Guanine is a purine derivative, consisting of a fused pyrimidine-imidazole ring system with conjugated double bonds.
    Solid
    Guanine is a 2-aminopurine carrying a 6-oxo substituent. It has a role as a human metabolite, an algal metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite and a mouse metabolite. It is a purine nucleobase, an oxopurine and a member of 2-aminopurines. It derives from a hydride of a 9H-purine.|Guanine is a purine base that is a constituent of nucleotides occurring in nucleic acids.

    Basic Info
    Product Name:

    Guanine

    Other Name:

    6H-Purin-6-one,2-amino-1,9-dihydro-;Guanine;6H-Purin-6-one,2-amino-1,7-dihydro-;2-Amino-1,9-dihydro-6H-purin-6-one;C.I. 75170;2-Aminohypoxanthine;C.I. Natural White 1;Hypoxanthine,2-amino-;Pearl Essence;Stella Polaris;2-Amino-6-hydroxypurine;2-Amino-6-hydroxy-1H-purine;Guanine enol;Dew Pearl;Naturon;Guanin;Mearlmaid;Natural Pearl Essence;Natural White 1;Mearlmaid AA;9H-Guanine;2-Amino-6,7-dihydro-1H-purin-6-one;2-Imino-2,3-dihydro-1H-purin-6-ol;2-Amino-6,7-dihydro-3H-purin-6-one;2-Amino-1H-purin-6(7H)-one;2-Amino-9H-purin-6-ol;2-Amino-3,7-dihydropurin-6-one;2-Amino-6,9-dihydro-3H-purin-6-one;2-Amino-1,9-dihydro-purin-6-one;2-Amino-6,9-dihydro-1H-purin-6-one;492-33-1;8039-79-0;11006-44-3;15986-36-4;37432-34-1;54435-87-9;69257-39-2;158475-99-1;66224-64-4;929247-29-0;934585-79-2;936902-27-1

    CAS No.:

    73-40-5

    Molecular Formula:

    C5H5N5O

    InChIKeys:

    InChIKey=UYTPUPDQBNUYGX-UHFFFAOYSA-N

    Molecular Weight:

    151.13

    Exact Mass:

    151.13

    BRN:

    9680

    EC Number:

    200-799-8

    UNII:

    5Z93L87A1R

    DSSTox ID:

    DTXSID9052476

    NCI Thesaurus Code:

    C532

    Color/Form:

    SEVERAL DESMOTROPIC FORMS; USUALLY AMORPHOUS|SMALL RHOMBIC CRYSTALS BY SLOW EVAPORATION OF AQ SOLN CONTAINING LARGE EXCESS OF AMMONIA|NEEDLES OR PLATES FROM AMMONIUM HYDROXIDE

    HScode:

    29335990

    Categories:

    Nucleoside Drugs

    Characteristics
    PSA:

    96.2

    XLogP3:

    -1

    Appearance:

    White to cream Powder

    Density:

    2.2±0.1 g/cm3

    Melting Point:

    360 °C (decomp)

    Boiling Point:

    591.4ºC at 760 mmHg

    Flash Point:

    293.4±27.9 °C

    Refractive Index:

    2.047

    Water Solubility:

    Practically insoluble in water;1 M NaOH: 0.1 M at 20 °C, clear, colorless

    Storage Conditions:

    2-8°C

    Dissociation Constants:

    B: 6.09X10-4; A: 1.19X10-10 @ 40 °C

    Collision Cross Section:

    133.55 Ų [M+H]+ [CCS Type: DT, Method: stepped-field]|124 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|129.9 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|136 Ų [M+K]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|137.8 Ų [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|131 Ų [M+H]+

    Experimental Properties:

    MANY COMPD WITH ACIDS, BASES & METALS HAVE BEEN PREPARED

    Hazard Identification

    Classification of the substance or mixture

    Skin irritation, Category 2

    Eye irritation, Category 2

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H315 Causes skin irritation

    H319 Causes serious eye irritation

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    Response

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P321 Specific treatment (see ... on this label).

    P332+P317 If skin irritation occurs: Get medical help.

    P362+P364 Take off contaminated clothing and wash it before reuse.

    P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    Storage

    none

    Disposal

    none

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    HARD FAT

    Location:

    BUILDING 4,NO.571, STR.19,BAIYANG DISTRICT, HANGZHOU,CHINA

    Payment Terms:

    TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

    Total Annual Revenue:

    Less than $1 million

    Total Employees:

    5-10

    Year of Establishment:

    2025

  • Inquiry History
    3 Inquiries
    Country Product Purchase Quantity Date Posted
    Germany

    High Purity Guanine,2-Aminohypoxanthine, Mearlmaid, Pearl essence 98% Powder 73-40-5

    1 KG Feb 27, 2024
    Australia

    Guanine

    10 G Dec 30, 2025
    Australia

    Guanine

    10 G Dec 30, 2025
    Post an enquiry for this product
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