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    Intermediates Current Position: home > Intermediates
    Product：3,4-Dihydroxybenzoic acid

    Chemical Name: 3,4-Dihydroxybenzoic acid 
    Synonyms: Protocatechuic acid 
    Molecular Structure:  

    Molecular Formula:  C7H6O4 
    Molecular Weight:  154.12 
    CAS#:  99-50-3 
    EINECS:  202-760-0 
    Melting point: 198-202 ?C

    Packing:25kg/drum or according to customer request.

    Uses: Intermediates of dye stuff and medical product.

     
    		 
      Products 
        Additives
    -Optical Brighteners
    -Antioxidants
    -UV Absorbers
    -Photo Initiators
    - Fuel Oil Additives
    -Polymerization Inhibitors
    -Thermal Paper Materials
    -Organometallic Chemicals
    -Epoxy Resin
        Heat transfer fluid
    -RFCTHERM-400
    -RFCTHERM-PHT350
    -RFCTHERM-340
    -RFCTHERM-330
    -RFCTHERM-RP
    -RFCTHERM-62
    -RFCTHERM® FF
    -M/DBT Dielectric Oil
    -PEPE Dielectric Oil
    -PXE
        Intermediates
    -Biphenyl
    -BCMB
    -p-Toluic acid
    -m-Toluic acid
    -o-Tolunitrile
    -p-Tolunitrile
    -4,4'-bis(2,3-epoxypropoxy)biphenyl
    -3,3'5,5'-tertramethyl-4,4'-biphenyldiol
    -Thiophene-2,5-dicarboxylic acid
    -p-tert-Butylphenol
    -4-Acetylbiphenyl
    -o-tert-Butylphenol
    -DEET
    -Trifluoromethanesulfonic acid
    -Trifluoromethanesulfonic anhydride
    -Pentafloroiodine
    -2-Cyanobenzyl chloride
    -4-(methylamino)benzoic acid
    -4-Hydroxycoumarin
    -4-Hydroxycinnamic acid
    -Dimethyl 5-sulfoisophthalate sodium salt
    -4-Bromobiphenyl
    -4-Phenylbenzoic acid
    -4-Biphenylcarboxaldehyde
    -4-Cyanobiphenyl
    -4-phenoxyphenol
    -4-Hydroxy-(1,1'-biphenyl)-4'-carboxylic acid
    -4-Biphenyl acetic Acid
    -4,4'-Biphenyldicarboxaldehyde
    -4,4'-Dimethylbiphenyl
    -p-Terphenyl
    -Biphenyl-4,4'-dicarboxylic Acid
    -4,4'-Bis(hydroxymethyl)biphenyl
    -4,4'-Bis(methoxymethyl)- 1,1'-Biphenyl
    -4,4'-Diiodobiphenyl
    -4,4'-Dibromobiphenyl
    -2-chlorobenzaldehyde
    -5-chloro-2-methyl aniline
    -2-Methylamino-5-chlorobenzophenone
    -2-Chloro-6-nitrotoluene
    -2-Chloro-5-nitro benzoic acid
    -Hydroxypropyl beta Cyclodextrin
    -2-Bromophenyl Methyl Sulfone
    -2-Bromophenyl Methyl Sulfide
    -1,3-cyclohexanedione
    -Nitrogen trifluoride
    -2,6-Difluorobenzonitrile
    -2,6-Difluorobenzamide
    -2,6-Difluoroaniline
    -Dinitolmide
    -2,4-Dichloro benzonitrile
    -m-Toluoyl Chloride
    -o-Toluoyl Chloride
    -Terephthaloyl Dichloride
    -Isophthaloyl dichloride
    -4,4'-Oxydianiline
    -2-Iodobenzoic acid
    -4-Nitrobenzoic Acid
    -4-Fluorocinnamic acid
    -1-Methylpyrrolidine
    -Sulfolane
    -5-Amino-o-Cresol
    -o-Phthalaldehyde
    -6-chloro-5-amino-o-cresol
    -4,4'-Dihydroxy benzophenone
    -3,4-Dihydroxybenzoic acid
    -m-Phthalaldehyde
    -Dimethyl Sulfoxide
    -4-tert-Butylbenzoic acid
    -4-Benzyloxycinnamic acid
    -2'-Fluoroacetophenone
    -Acetonphenone
    -4-Cynophenyl Chloride
    -Salicylaldehyde
    -5-[(2-hydroxyethyl)amino]-o-cresol
    -Terephthalaldehyde
    -Sodium Ethoxide
    -2-aminophenol
    -2-Chlorothioxanthone
    -2-Chloroacetophenone
    -o-Toluic acid
    -4-tert-Butylbenzoic acid
    -2-Iodobenzoic Acid
    -3-Chloro-2-methylaniline
    -2-Trifluoromethylthioxanthone
    -Decahydronaphthalene
    - D-(+)-Camphorsulfonic Acid
    -Dimethyl Sulfoxide
    -m-Tolunitrile
      Products 
        Intermediates
    -Terephthalaldehyde
    -Biphenyl
    -BCMB
    -p-Toluic acid
    -m-Toluic acid
    -o-Tolunitrile
    -p-Tolunitrile
    -4,4'-bis(2,3-epoxypropoxy)biphenyl
    -3,3'5,5'-tertramethyl-4,4'-biphenyldiol
    -Thiophene-2,5-dicarboxylic acid
    -p-tert-Butylphenol
    -4-Acetylbiphenyl
    -o-tert-Butylphenol
    -DEET
    -Trifluoromethanesulfonic acid
    -Trifluoromethanesulfonic anhydride
    -Pentafloroiodine
    -2-Cyanobenzyl chloride
    -4-(methylamino)benzoic acid
    -4-Hydroxycoumarin
    -4-Hydroxycinnamic acid
    -Dimethyl 5-sulfoisophthalate sodium salt
    -4-Bromobiphenyl
    -4-Phenylbenzoic acid
    -4-Biphenylcarboxaldehyde
    -4-Cyanobiphenyl
    -4-phenoxyphenol
    -4-Hydroxy-(1,1'-biphenyl)-4'-carboxylic acid
    -4-Biphenyl acetic Acid
    -4,4'-Biphenyldicarboxaldehyde
    -4,4'-Dimethylbiphenyl
    -p-Terphenyl
    -Biphenyl-4,4'-dicarboxylic Acid
    -4,4'-Bis(hydroxymethyl)biphenyl
    -4,4'-Bis(methoxymethyl)- 1,1'-Biphenyl
    -4,4'-Diiodobiphenyl
    -4,4'-Dibromobiphenyl
    -2-chlorobenzaldehyde
    -5-chloro-2-methyl aniline
    -2-Methylamino-5-chlorobenzophenone
    -2-Chloro-6-nitrotoluene
    -2-Chloro-5-nitro benzoic acid
    -Hydroxypropyl beta Cyclodextrin
    -2-Bromophenyl Methyl Sulfone
    -2-Bromophenyl Methyl Sulfide
    -1,3-cyclohexanedione
    -Nitrogen trifluoride
    -2,6-Difluorobenzonitrile
    -2,6-Difluorobenzamide
    -2,6-Difluoroaniline
    -Dinitolmide
    -2,4-Dichloro benzonitrile
    -m-Toluoyl Chloride
    -o-Toluoyl Chloride
    -Terephthaloyl Dichloride
    -Isophthaloyl dichloride
    -4,4'-Oxydianiline
    -2-Iodobenzoic acid
    -4-Nitrobenzoic Acid
    -4-Fluorocinnamic acid
    -1-Methylpyrrolidine
    -Sulfolane
    -5-Amino-o-Cresol
    -o-Phthalaldehyde
    -6-chloro-5-amino-o-cresol
    -4,4'-Dihydroxy benzophenone
    -3,4-Dihydroxybenzoic acid
    -m-Phthalaldehyde
    -Dimethyl Sulfoxide
    -4-tert-Butylbenzoic acid
    -4-Benzyloxycinnamic acid
    -2'-Fluoroacetophenone
    -Acetonphenone
    -4-Cynophenyl Chloride
    -Salicylaldehyde
    -5-[(2-hydroxyethyl)amino]-o-cresol
    -Sodium Ethoxide
    -2-aminophenol
    -2-Chlorothioxanthone
    -2-Chloroacetophenone
    -o-Toluic acid
    -4-tert-Butylbenzoic acid
    -2-Iodobenzoic Acid
    -3-Chloro-2-methylaniline
    -2-Trifluoromethylthioxanthone
    -Decahydronaphthalene
    - D-(+)-Camphorsulfonic Acid
    -Dimethyl Sulfoxide
    -m-Tolunitrile
     

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