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Home > Active Pharmaceutical Ingredients > Other Chemical Drugs > 5,6-Dihydroxyindole for Sale > Factory Supply High Qulity 5, 6-Dihydroxyindole CAS 3131-52-0 Dopamine Lutine
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Factory Supply High Qulity 5, 6-Dihydroxyindole CAS 3131-52-0 Dopamine Lutine

TDS 2 Inquiries

Unit Price: Get Latest Price
CAS No.:

3131-52-0

Grade:

Pharmaceutical Grade

Content:

98%

Port:

china any port

Brand:

TNJONE

Packaging:

1kg ,25kg or according to customer's detail requirement.

Price valid (until):

2025-12-30

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

Semaglutide,Tirzepatide,API,Vitamins,Food Additive

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    Factory Supply High Qulity 5, 6-Dihydroxyindole CAS 3131-52-0 Dopamine Lutine

    What  is 5, 6-Dihydroxyindole/Dopamine Lutine ?


    5, 6-dihydroxyindole is an important intermediate of melanin, which can be prepared by chemical reaction of tyrosine. It has the characteristics of non-toxicity and low side effects, and can be used as hair dye in the field of beauty and hairdressing.
    Items Specifications
    Product Name 5, 6-Dihydroxyindole/Dopamine Lutine
    CAS No. 3131-52-0
    Appearance white powder
    Assay 98%
    MF C8H7NO2
    MW 149.15
    Melting Point 140 °C (decomp)
    Boiling Point 411.2±25.0 °C(Predicted)
    Density 1.510±0.06 g/cm3(Predicted)


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    Certification 

    Technical Date Sheet:


    Items Standard
    Test Results

    Identification

    A.H-NMR:Comply with the structure
    Complies
    B.LC-MS:Comply with the structure
    Complies
    C.The IR spectrum of sample should be identical with that of reference standard.
    Complies
    D.HPLC-ESI-MS
    The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
    Complies
    Loss on drying % ≤2.0
    0.19
    Heavy metals ppm ≤10 
    <10
    Moisture % ≤1.0
    0.1
    Sulphated ash % ≤0.5 determined on 1.0 g.
    0.009
    Residue on ignition % ≤0.1
    0.03

    Related Substances %

    Unspecified impurities: for each impurity ≤0.10 <0.10
    Total Impurity ≤0.5 0.18
    Purity % ≥99.0
    99.7
    Assay % 99.0 ~101.0 (anhydrous substance).
    99.8
    Storage Preserve in well-closed, light-resistant and airtight containers.
    Complies



    Application:

    Hair dyeing mechanism As a permanent hair dye, 5,6-dihydroxyindole has the same hair dyeing mechanism as p-phenylenediamine and its derivatives. It acts on hair keratin fibers, making the dyeing effect very obvious, and it enters the hair marrow. , the color will not fade easily after washing and will not be greatly affected by sunlight.

     Company Information 


    Shaanxi TNJONE Pharmaceutical Technology Co., LTD., located in the beautiful ancient capital of Xi 'an, is committed to pharmaceutical raw materials, kill varieties, food and feed additives, chemical reagents, plant extracts and other fields, the enterprise adhering to provide customers with quality service, supply high-quality products. Our company after careful planning, hard study, gradually formed a complete service system, based on the domestic and foreign raw materials market special development. Make the raw materials industry bigger and stronger, and serve the vast number of new and old customers. With "world peace and health" as its responsibility, the company adheres to the service concept of "meeting all requirements of customers for products", and guarantees the service principle of "providing qualified products", so that you can get the "God-like" noble shopping enjoyment. Our company has more than 500 kinds of raw materials inventory at any time to meet the various needs of customers for products. The company's products all comply with the relevant national regulations, from the smallest packaging to tons of goods are available. Is your choice of raw materials the best partner.


    Shaanxi TNJONE Pharmaceutical Technology Co., Ltd. is willing to rely on the rapid development of e-commerce and national policy support of the good environment background, nesting, welcome people from all walks of life to visit our company, exchange, and seek common development, looking forward to sharing with you, win-win, to realize the dream.


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    FAQ

    1.How to get in touch with us?

    You can chat with us by Trademanager,WhatsApp or simply giving us an email, a phone call. All our contacts information can be found from our website.

     

    2.Are you a manufacturer or trade company?

    We are a professional manufacturer.

     

    3.Can I get a sample?

    Yes, free sample can be provided, but shipping cost is covered by your side.

     

    4.What's your MOQ?

    It is based on the different product. Some are 1g while some are 1 kg. Please be free to consult our salesman.

     

    5.When can I get the quotation?
    We usually quote within 1 hours after we get your inquiry. If it's a urgent order you can call us or mention it in your email subject, and we can take it as priority.

     

    6.Is there any discount?
    Yes, some products are applied for discount, but it depends on the quantity.

     

    7.Can you do OEM for me?
    Yes,we accept OEM orders, just contact us and give us your requirement. We will offer you a reasonable price and make samples ASAP.

    Certificates

    Basic Info
    Product Name:

    5,6-Dihydroxyindole

    Other Name:

    1H-Indole-5,6-diol;Indole-5,6-diol;Dopamine lutine;5,6-Dihydroxyindole;Indolylquinol

    CAS No.:

    3131-52-0

    Molecular Formula:

    C8H7NO2

    InChIKeys:

    InChIKey=SGNZYJXNUURYCH-UHFFFAOYSA-N

    Molecular Weight:

    149.15

    Exact Mass:

    149.15

    EC Number:

    412-130-9

    UNII:

    Z3OC8499KG

    DSSTox ID:

    DTXSID20185242

    HScode:

    2933990090

    Categories:

    Other Chemical Drugs

    Characteristics
    PSA:

    56.2

    XLogP3:

    1.3

    Appearance:

    Solid

    Density:

    1.5±0.1 g/cm3

    Melting Point:

    140 °C (decomp)

    Boiling Point:

    411.2°C at 760 mmHg

    Flash Point:

    202.5±23.2 °C

    Refractive Index:

    1.802

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Serious eye damage, Category 1

    Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H318 Causes serious eye damage

    H411 Toxic to aquatic life with long lasting effects

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

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

    P273 Avoid release to the environment.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P317 Get medical help.

    P391 Collect spillage.

    Storage

    none

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    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:

    Manufactory

    Main Products:

    Semaglutide,Tirzepatide,API,Vitamins,Food Additive

    Location:

    No. 4C-11-A392, Financial Port, Northwest corner of Fengjing Avenue and Fengxin Road, Fengdong New City, Xi 'an, Shaanxi Province

    Payment Terms:

    TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    5

    Total Annual Revenue:

    $5 million-$10 million

    Total Employees:

    11-50

    Year of Establishment:

    2019

    Shaanxi TNJONE Pharmaceutical Technology Co., LTD., located in the beautiful ancient capital Xi 'an, is committed to the peptide industry, pharmaceutical raw materials, food and feed additives, veterinary drugs and other fields, the enterprise adhering to provide customers with quality service, supply high-quality products, "world peace and health" as its responsibility, the company adhering to the "meet all customer requirements for products" as the service concept, Guarantee "provide qualified products" as the service principle, so that you get "God-like" noble shopping enjoyment. Our company has more than 1000 kinds of polypeptides, raw materials inventory, at any time to meet the various needs of customers for products. Is your best partner.
  • Inquiry History
    2 Inquiries
    Country Product Purchase Quantity Date Posted
    Brazil

    5,6-DIHYDROXYINDOLE

    1 KG Aug 23, 2024
    Australia

    5,6-DIHYDROXYINDOLE

    0.5 KG Aug 15, 2023
    Post an enquiry for this product
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