Welcome to GlobalChemMall

ALL CATEGORIES
Categories
0
Wishlist
Home > All categories> Biochemicals and Pharmaceutical Chemicals> Pharmaceutical Excipients> Methylparaben
Picture of Methylparaben

Methylparaben

Get Latest Price >

FOB Price $5.00

Origin: China

Cas No: 99-76-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

Vendor:

Payment Terms:

Inquiry now

* Send an Inquiry to us

Add to wishlist

* Name your price
* Start order doesn't mean buying now

  • Products Specification
  • Product Description

  • Quick Details

    CAS No.:
    99-76-3
    Other Names:
    99-76-3, methyl-p-hydroxy benzoate
    MF:
    C8H8O3, C8H8O3
    EINECS No.:
    202-785-7
    Place of Origin:
    Shandong, China, Shandong, China
    Type:
    Auxiliaries and Other Medicinal Chemicals, Preservatives
    Grade Standard:
    Medicine Grade
    Usage:
    Animal Pharmaceuticals
    Brand Name:
    ocean
    Model Number:
    99-76-3
    Purity:
    99%
    CAS No:
    99-76-3
    EINECS No:
    202-785-7
    Brand:
    ocean
    Appearance:
    Crystalline Powder
    solubility:
    ethanol:soluble0.1M, clear, colorless
    Assay:
    99%

    Packaging&Delivery

    Packaging Details
    25kgs/bag
    Lead Time:
    Quantity(Grams)1 - 1>1
    Est. Time(days)15To be negotiated

  • Property

    CAS No.: 99-76-3 Formula: C8H8O3 Molecular Weight: 152.14700

    Description

    Methylparaben, also methyl paraben, one of the parabens, is a preservative with the chemical formula CH3(C6H4(OH)COO). It is the methyl ester of p-hydroxybenzoic acid.

    Basic Info

    Chemical Name Methylparaben
    Synonyms

    Methylparaben;
    4-Hydroxybenzoic Acid Methyl Ester;
    methyl 4-hydroxybenzoate;
    Benzoic acid, 4-hydroxy-, methyl ester;

    CAS No. 99-76-3
    Molecular Formula C8H8O3
    Molecular Weight 152.14700
    PSA 46.53000
    LogP 1.17880

    Properties

    Appearance & Physical State white crystalline powder
    Density 1.209 g/cm3
    Boiling Point 265.5ºC at 760 mmHg
    Melting Point 125-128ºC
    Freezing Point 131℃
    Flash Point 116.4ºC
    Refractive Index 1.5204 (137ºC)
    Stability Stable. Incompatible with strong oxidizing agents, strong bases.
    Storage Condition 0-6ºC

    Safety Info

    RTECS DH2450000
    Safety Statements S24/25
    HS Code 2918290000
    WGK Germany 1
    RIDADR UN 2769
    Risk Statements R36/37/38
    Hazard Codes Xi; Xn
    Caution Statement P273
    Hazard Declaration H412

    Synthesis Route

    dimethyl carbonate+4-Hydroxybenzoic acid→p-cresol+methyl p-anisate
    dimethyl carbonate+4-Hydroxybenzoic acid→p-cresol+methyl p-anisate
    dimethyl sulfate+4-Hydroxybenzoic acid→4-methoxybenzoic acid+Methylparaben

    Precursor

    methyl 4-phenylmethoxybenzoate
    methyl 4-[(trifluoromethane)sulfonyloxy]benzoate
    Methyl 4-boronobenzoate
    4-Hydroxybenzoic acid

    Downstream Product

    methyl 4-(4-chlorobutoxy)benzoate
    methyl 4-pyridin-4-ylbenzoate
    1-(chloromethyl)-4-octoxybenzene
    3-Chloro-4-hydroxybenzyl alchol

Hot tags: methylparaben, China, manufacturers, suppliers, factory, wholesale, low price, high quality
You may also like