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Protocatechualdehyde 99% buy - large image1
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Protocatechualdehyde 99%

2 Inquiries

Unit Price: Get Latest Price
CAS No.:

139-85-5

Grade:

Pharmaceutical Grade

Content:

99%

Port:

SHANGHAI

Packaging:

0.1kg/0.1kg Bag (Customized For YELLOW MOUNTAIN)

Price valid (until):

2020-03-03

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

M-TOLIDINE,4-Oxo-3-(phenylmethoxy)-4H-pyran-2,5-dicarboxylic acid 2,5-dimethyl ester,Dupical,Fluanisone,2,3,5-Trimethylpyrazine (Natural),Dimethoxybenzene

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    Is a phenolic aldehyde crystalline compound with the molecular formula C7H6O3. The compound is released from cork stoppers into wine. Also known as procatechuic aldehyde, protocatechualdehyde can be found in barley, grapevine, green Cavendish, and root of herb S. miltiorrhiza. The compound contains pro-apoptotic and antiproliferative properties against human breast cancer cells as well as colorectal cancer cells by reducing the expression of cyclin D1 and β-catenin.

    Chemical Properties  brown powder

    Enzyme inhibitor 

    This aldehyde (FW = 138.12 g/mol), also known as 3,4- dihydroxybenzaldehyde and 4-formylcatechol, is soluble in water (5 g/100 mL at 20°C) and has a pKa value of 7.55 at 25°C. Protocatechualdehyde induces apoptosis in cytotoxic T cells. Target(s): aldehyde oxidase; aldose reductase; b-carotene 15,15’-monooxygenase; mandelonitrile lyase; protocatechuate 3,4-dioxygenase; protocatechuate 4,5- dioxygenase; tyrosinase, weakly inhibited, IC50 = 620 μM; and xanthine oxidase.

    Purification Methods

    Crystallise the aldehyde from water or toluene and dry it in a vacuum desiccator over KOH pellets or shredded wax respectively. [Beilstein 8 IV 1762.]

    Basic Info
    Product Name:

    3,4-Dihydroxybenzaldehyde

    Other Name:

    Benzaldehyde,3,4-dihydroxy-;Protocatechualdehyde;3,4-Dihydroxybenzaldehyde;3,4-Dihydroxybenzenecarbonal;Protocatechuic aldehyde;4-Formyl-1,2-dihydroxybenzene;Rancinamycin IV;1,2-Dihydroxy-4-formylbenzene;NC 033;4-Formyl-1,2-benzenediol;Catechaldehyde;NSC 22961;4-Formylcatechol;3,4-Dihydroxybezaldehyde;4-Formyl-2-hydroxyphenol

    CAS No.:

    139-85-5

    Molecular Formula:

    C7H6O3

    InChIKeys:

    InChIKey=IBGBGRVKPALMCQ-UHFFFAOYSA-N

    Molecular Weight:

    138.12100

    Exact Mass:

    138.12

    EC Number:

    205-377-7

    UNII:

    4PVP2HCH4T

    NSC Number:

    22961

    DSSTox ID:

    DTXSID4074512

    HScode:

    29124900

    Categories:

    Cardiovascular Agents

    Characteristics
    PSA:

    57.53000

    XLogP3:

    1.3

    Appearance:

    brown powder

    Density:

    1.409g/cm3

    Melting Point:

    153 °C (decomp)

    Boiling Point:

    295.4ºC at 760mmHg

    Flash Point:

    146.7ºC

    Refractive Index:

    1.674

    Water Solubility:

    50 g/L (20 ºC)

    Storage Conditions:

    2-8ºC

    Vapor Pressure:

    0.000867mmHg at 25°C

    Hazard Identification

    Classification of the substance or mixture

    Not classified.

    GHS label elements, including precautionary statements

    Pictogram(s) No symbol.
    Signal word

    No signal word

    Hazard statement(s)

    none

    Precautionary statement(s)
    Prevention

    none

    Response

    none

    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:

    Manufactory

    Main Products:

    M-TOLIDINE,4-Oxo-3-(phenylmethoxy)-4H-pyran-2,5-dicarboxylic acid 2,5-dimethyl ester,Dupical,Fluanisone,2,3,5-Trimethylpyrazine (Natural),Dimethoxybenzene

    Location:

    Chemical raw material medicine base in Zhejiang Province

    Zhejiang Bohua chemical limited company is by the Xinghua Chemical Co. Ltd launched a new medicine investment enterprises, mainly the production of pharmaceutical raw materials, pharmaceutical intermediates, flavors and fragrances and other products. All enterprises are designed and built according to GMP standards, all products are produced according to GMP requirements, the products are exported to Europe, North America, South America, Australia, Southeast Asia, the Middle East, Africa, dozens of countries and regions.The company is located in Zhejiang chemical raw materials base near the park, away from the urban area of Taizhou 10km, Huangyan airport 20km, Haimen port 8km, and from Wenzhou, Ningbo, Hangzhou airport 2 ~ 3H drive, while the base close to 104 National Road, Ningbo Taizhou Wenzhou, highway three, Taiwan Jin expressway, Ningbo Taizhou Wenzhou Railway, and construction the Yongtaiwen Expressway Line connected.The company has 118 employees, college education staff accounted for more than 30%, of which 37 are technical personnel. Enterprises registered capital of 30 million yuan, with a total investment of 85 million yuan, of which more than 6000 yuan of fixed assets investment. The total area of the plant covers an area of 33350m2 (about 50 acres), the building covers an area of 11000M2, the total construction area of nearly 20000m2.The company has a research and development center, built a synthetic room, analysis room, and is equipped with the test, there are new products on the market each year, and are equipped with advanced liquid chromatography, gas chromatography and molecular weight measurement instrument. Companies adhere to the "science and technology factories, quality plant," the principle of targeting the international market, relying on scientific and technological progress and technological innovation, and actively develop new high-tech products with tertiary institutions.After many years of careful management, the enterprise carries out the systematization, the standardization, the standardization, the scientific management, has established a benign development platform. In order to adapt to the demand of international and domestic market, and promote the enterprise level and economic benefits, by virtue of the existing research, Bohua management and marketing advantages, continue to focus on the development of the enterprise itself.Companies adhering to the "honesty, mutual benefit and win-win" of the Chinese traditional business ethics, and sincerely hope to work with customers at home and abroad and the industry! "Customer survival, innovation and development", will move Bohua to larger, higher, stronger direction!

  • Inquiry History
    2 Inquiries
    Country Product Purchase Quantity Date Posted
    Russia

    Protocatechualdehyde 3,4-Dihydroxybenzaldehyde

    100 KG Nov 20, 2024
    Turkey

    3,4-Dihydroxybenzaldehyde

    100 MT Feb 13, 2024
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