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Home > Food Additives > Other Food Additives > Protocatechuic acid for Sale > High Purity Food Grade CAS 99-50-3 3, 4-Dihydroxybenzoic Protocatechuic Acid
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High Purity Food Grade CAS 99-50-3 3, 4-Dihydroxybenzoic Protocatechuic Acid

TDS 4 Inquiries

Unit Price: Get Latest Price
CAS No.:

99-50-3

Grade:

Food Grade

Content:

98%

Port:

any

Brand:

TNJONE

Packaging:

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

Price valid (until):

2025-11-30

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

Semaglutide,Tirzepatide,API,Vitamins,Food Additive

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    High Purity Food Grade CAS 99-50-3 3, 4-Dihydroxybenzoic Protocatechuic Acid

    What is 3, 4-Dihydroxybenzoic /Protocatechuic Acid  ?

    Protocatechuic acid is a polyphenol antioxidant. It has mixed effects on normal and cancer cells in in vitro and in vivo studies. PCA has been reported to induce apoptosis of human leukemia cells, as well as malignant HSG1 cells taken from human oral cavities, but PCA was found to have mixed effects on TPA

    Items Specifications
    Product Name 3, 4-Dihydroxybenzoic /Protocatechuic Acid 
    Cas No 99-50-3
    Einecs 202-760-0
    MF C7H6O4
    MW 154.12
    Melting Point 197-200 °C (dec.) (lit.)
    Boiling Point 237.46°C (rough estimate)
    Density 1.54 g/cm3(Predicted)
    Appearance White crystalline powder
    Shelf Life 2 Years When Properly Stored
    Storage Keep in a cool, dry, dark location in a tightly sealed container or cylinder.

    Shop High Purity Food Grade CAS 99-50-3 3, 4-Dihydroxybenzoic Protocatechuic Acid-Detailed Image 1 Shop High Purity Food Grade CAS 99-50-3 3, 4-Dihydroxybenzoic Protocatechuic Acid-Detailed Image 2

    Specification 

    Analysis Specification Results
    Assay ≥98.0% 98.43%
    Physical & Chemical Control
    Identification Positive Complies
    Appearance White Powder Complies
    Odor Characteristic Complies
    Mesh Size 80 mesh Complies
    Loss On Drying ≤5.0% 2.27%
    Methanol ≤5.0% 0.024%
    Ethanol ≤5.0% 0.150%
    Residue on Ignition ≤3.0% 1.05%
    Heavy Metal Testing

    Heavy Metals <20ppm Complies
    As <2ppm Complies
    LEAD(Pb) < 0.5PPM 0.22 ppm
    MERCURY(Hg) Not dectect Complies
    CADMIUM < 1 PPM 0.25 ppm
    COPPER < 1 PPM 0.32 ppm
    ARSENIC < 1 PPM 0.11 ppm
    Microbiological

    Total Plate Count <1000/gMax Complies
    Staphylococcus Aurenus Not Detected Negative
    Pseudomonas Not Detected Negative
    Yeast & Mold <100/gMax Complies
    Salmonella Negative Negative
    E. Coli Negative Negative


    Function & Application 

    1.It is mainly used in pharmaceutical field;
    2.It is mainly used in health product industry.
    3.Medicine and health products and food additives.


    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:

    Protocatechuic acid

    Other Name:

    Benzoic acid,3,4-dihydroxy-;Protocatechuic acid;3,4-Dihydroxybenzoic acid;4-Carboxy-1,2-dihydroxybenzene;4,5-Dihydroxybenzoic acid;NSC 16631;1,2-Dihydroxybenzene-4-carboxylic acid;Protocatechoic acid

    CAS No.:

    99-50-3

    Molecular Formula:

    C7H6O4

    InChIKeys:

    InChIKey=YQUVCSBJEUQKSH-UHFFFAOYSA-N

    Molecular Weight:

    154.12

    Exact Mass:

    154.12

    BRN:

    1448841

    EC Number:

    202-760-0

    UNII:

    36R5QJ8L4B

    NSC Number:

    16631

    DSSTox ID:

    DTXSID4021212

    HScode:

    29182990

    Categories:

    Other Food Additives

    Characteristics
    PSA:

    77.8

    XLogP3:

    1.1

    Appearance:

    Beige to brown Fine Crystalline Powder

    Density:

    1.6±0.1 g/cm3

    Melting Point:

    221 °C (decomp)

    Boiling Point:

    237.46°C (rough estimate)

    Flash Point:

    216.3±22.4 °C

    Refractive Index:

    1.671

    Water Solubility:

    soluble in hot alcohol and ether. Slightly soluble in water.

    Storage Conditions:

    Store below +30°C.

    PKA:

    4.26(at 25 °C)

    Dissociation Constants:

    4.26 (at 25 °C)

    Collision Cross Section:

    122.3 Ų [M+H-H2O]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|122.9 Ų [M-H]-

    Hazard Identification

    Classification of the substance or mixture

    Skin irritation, Category 2

    Eye irritation, Category 2

    Specific target organ toxicity – single exposure, Category 3

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H315 Causes skin irritation

    H319 Causes serious eye irritation

    H335 May cause respiratory irritation

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

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

    P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

    P271 Use only outdoors or in a well-ventilated area.

    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.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P319 Get medical help if you feel unwell.

    Storage

    P403+P233 Store in a well-ventilated place. Keep container tightly closed.

    P405 Store locked up.

    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
    4 Inquiries
    Country Product Purchase Quantity Date Posted
    United States

    Protocatechuic Acid

    1 KG Nov 27, 2024
    United States

    3,4-Dihydroxy Benzoic Acid

    10 KG Sep 27, 2024
    United States

    Protocatechuic acid 99%

    120 G Mar 4, 2024
    United States

    Protocatechuic Acid

    5 MT Sep 4, 2024
    Post an enquiry for this product
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