28
Oct
2025

LEAP CHEM Co., Ltd.

Exhibitor at CPHI Frankfurt 2025 stand 8.0P98, Fine Chemicals
About Us

LEAPChem, a specialized fine chemicals supplier for research, development, and production. LEAPChem provides nearly 200,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing.At LEAPChem we strive to be the preferred supplier for efficiency increasing and cost lowering in your Research&Production. To achieve this strategic vision,we always push ourself to exceed our customer's requirement. By focusing 'Beyond Your Expectation' we continually expand our product line,...

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  • CN
  • 2016
    On CPHI since
  • 50 - 99
    Employees
Company types
Distributor/Import Export
Pharmaceutical company
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Contact info
  • 19957148339
  • Website
  • Room A, 23rd Floor, No. 609 Yan'an Road, Gongshu District, 310000, Hangzhou, China
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Event information
CPHI Frankfurt 2025
  • 28 Oct 2025 - 30 Oct 2025
  • Messe, Frankfurt
  • Visit us at stand 8.0P98, Fine Chemicals

Products Featured at CPHI Frankfurt 2025

  • Proteinase K 39450-01-6

    Product Proteinase K 39450-01-6

    Appearance: white solid Protein purity:95%minSpecific activity:30.0U/mg P min
    Rnase activity: none detected
    Dnase activity: none detected
  • 1-Hydroxy-7-azabenzotriazole 39968-33-7

    Product 1-Hydroxy-7-azabenzotriazole 39968-33-7

    Appearance:Off-white to white crystallinePurity (HPLC):99%min
    Melting point:213.0 ~ 216.0 oC (dec.)
    Loss on drying:0.5%max
  • Potassium metavanadate 13769-43-2

    Product Potassium metavanadate 13769-43-2

    Appearance:White powderAssay(V2O5):65%min
    K2O:33%min
    Cr:0.05%max
    Na:0.5%max
    Fe:0.05%max
    Cl:0.01%max
    As:0.005%max
  • 1,3,5-Benzenetricarboxylic acid chloride 4422-95-1

    Product 1,3,5-Benzenetricarboxylic acid chloride 4422-95-1

    Appearance:Colorless or light yellow solidAssay:99%min
  • XtalFluor-E 63517-29-3

    Product XtalFluor-E 63517-29-3

    Appearance:Off-white solidAssay:95%min
  • Bis(pinacolato)diboron 73183-34-3

    Product Bis(pinacolato)diboron 73183-34-3

    Appearance: Off-white solidPurity: 99%min(GC)
    Melting Point: 135 to 142degC
    Water: 0.5%max
    NMR: Conform
  • Diethyl ketomalonate 609-09-6

    Product Diethyl ketomalonate 609-09-6

    95%white crytal solid
  • Diethyl ketomalonate 609-09-6

    Product Diethyl ketomalonate 609-09-6

    95%white crytal solid
  • PIPES 5625-37-6

    Product PIPES 5625-37-6

    Appearance:White powder or crystalline powderAssay:99%min
    Water:0.5%max
    Humidity(LOD):1.0%max
    Solubility(0.5M in 1N NaOH):Colorless and clear
    PH(1.0M aqueous):6.6-7.0
    UVA/260nm:0.15 max
    UVA/280nm:0.13 max
  • alpha-Arbutin 84380-01-8

    Product alpha-Arbutin 84380-01-8

    Appearance:White crystals or crystallized powderAssay:99.5%min.
    Identification-infrared 
    Spectrum:In accordance with spectrum of standard α-Arbutin
    PH:5.0-7.0
    Melting Point:202°C~210°C
    Optical Rotation:+175°~+185°
    Loss on Drying:0.5% max.
    Residue on ignition:0.5%max.
    Transmitta...
  • Dess-Martin periodinane 87413-09-0

    Product Dess-Martin periodinane 87413-09-0

    Appearance:White to light yellow powder or crystalline particlesAssay(by titration):98%min.
    Dichloromethane solution:Slightly cloudy or clear solution
  • 1,2-Ethanedithiol 540-63-6

    Product 1,2-Ethanedithiol 540-63-6

    Appearance: Colorless transparent liquidAssay: 98.5%min
    Refractive index: 1.550 to 1.560
    BP: 144degC to 146degC
    Density: 1.120 to 1.124g/ml
  • MONOLINURON 1746-81-2

    Product MONOLINURON 1746-81-2

    Appearance:White crystalline powderPurity(HPLC):99%min.
    M.P:76 to 78°C
  • halofuginonlactat 82186-71-8

    Product halofuginonlactat 82186-71-8

    Appearance:Off-white powderPurity:99%min
  • (Perfluorobutyl)ethylene 19430-93-4

    Product (Perfluorobutyl)ethylene 19430-93-4

    Appearance:colorless to light yellow liquidPurity:99%min.
  • 1,3-Bis(4,5-dihydro-2-oxazolyl)benzene 34052-90-9

    Product 1,3-Bis(4,5-dihydro-2-oxazolyl)benzene 34052-90-9

    Appearance:Off-white powderPurity:99%
  • Aprotinin 9087-70-1 (9004-04-0)

    Product Aprotinin 9087-70-1 (9004-04-0)

    Description:A white powder or Pallide-flavens powderValence(on dry basis):3.0EPU/mg min.
    PH:5.0～7.0Water Content:6.0%max.
    Protein of higher molecular mass:3.0%max.
    Pyrogen:Conformity
    Abnormal toxity:Conformity
    Depressor Substance:Conformity
  • 1-[2-(Dimethylamino)ethyl]-1H-tetrazole-5-thiol 61607-68-9

    Product 1-[2-(Dimethylamino)ethyl]-1H-tetrazole-5-thiol 61607-68-9

    Appearance:white to light yellow crystalline powderPurity:99%min
    Water:0.3%max
  • Succinimide 123-56-8

    Product Succinimide 123-56-8

    Appearance:white flake crystalAssay:99%min
    MP:121 to 126 deg C
    Residue on ignition:0.5%max
    Water:0.5%max
  • Thiodiglycolic acid 123-93-3

    Product Thiodiglycolic acid 123-93-3

    Appearance:white to off white crystalAssay:98%min
    MP:128-131deg C
    Relate substance:2%max
    Water:0.7%max
  • TBTU 125700-67-6

    Product TBTU 125700-67-6

    Appearance:white crystalline powderAssay(HPLC):99.0% min
    Clarity of the solution(1mol in 2ml DMF):clear and transparent
    Melting point:200degC min
    Loss on drying:0.5% max
  • 2987-17-9  Cyclobutanecarboxaldehyde 

    Product 2987-17-9  Cyclobutanecarboxaldehyde 

    Specs:
    Appearance: Colorless or light yellow transparent liquid
    Assay: 98%min

  • 1-BROMO-2-CHLOROETHANE[107-04-0]

    Product 1-BROMO-2-CHLOROETHANE[107-04-0]

    Specs:

    Appearance:Colorless transparent liquid

    Assay:99%min

    Moisture:500ppm max

    pH(1:1water solution):6.0~8.0

  • 2-Oxazolidone, 98% , CAS 497-25-6  5

    Product 2-Oxazolidone, 98% , CAS 497-25-6  5

    Specs:
    Appearance:White crystal
    Purity (GC) :98.0%min
    Melting point:86.0-91.0degC
    Loss on drying:0.5%max

  • 2-Methyl-5-vinylpyridine[140-76-1]

    Product 2-Methyl-5-vinylpyridine[140-76-1]

    Specs:

    Appearance:Colorless to pale yellow liquid

    Assay:95%min(NMR)

    Storage:keep it in refrigerator

    Shelf life:2~3 months

  • 2861-28-1  3,4-(Methylenedioxy)phenylacetic acid 

    Product 2861-28-1  3,4-(Methylenedioxy)phenylacetic acid 

    Specs:
    Appearance:Off-white powder 
    Purity:98%min.

  • Ancymidol(12771-68-5)

    Product Ancymidol(12771-68-5)

    Specs:

    Appearance:White or off-white crystalline powder

    Assay:98%min

    Moisture:0.5%max

  • Azasetron hydrochlorid CAS#123040-69-7

    Product Azasetron hydrochlorid CAS#123040-69-7

    Specs:
    Appearance:White or almost white powder
    Assay:98%min.
    Acidity(PH):3.5-5.5
    Loss on drying:0.5%max
    Sulfated ash:0.1%max
    Heavy metal:20ppm max
    Total impurities:1.0% max
    CCl4:0.006%max.
    Toluene:0.089%max....
  • Bazedoxifene acetate(198481-33-3)

    Product Bazedoxifene acetate(198481-33-3)

    Specs:

    Appearance:Gray white to off-white powder

    Water:0.5%max

    Heavy metal:20ppm max

    Total impurity:1.0%max

    Single impurity:0.1%max

    Loss on drying:0.5%max

    Assay:99%min

  • Carbenicillin disodium salt , CAS 4800-94-6 

    Product Carbenicillin disodium salt , CAS 4800-94-6 

    Specs:
    USP grade
    Appearance:White or off-white powder
    Assay(Sodium, dry basis):92%min
    Water:5.0%max
    PH:6.0 to 7.5
    Penicillin G:5.0%max

  • CAS 866783-13-3 (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride

    Product CAS 866783-13-3 (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride


    Spec:
    Appearance:White to off-white powder
    Assay:98%min.
    Isomer impurity:0.1%max


  • CAS 866783-13-3 (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride

    Product CAS 866783-13-3 (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride



    Spec:

    Appearance:White to off-white powder

    Assay:98%min.

    Isomer impurity:0.1%max

  • CAS#76-03-9    Trichloroacetic acid 

    Product CAS#76-03-9    Trichloroacetic acid 

    Specs:
    AR Grade
    Appearance:White crystalline solid
    Assay:99.0%min
    Ignition residue:0.03%max.
    Cl:0.005%max.
    SO4:0.01%max.
    NO3:0.001%max.
    PO4:0.001%max.
    Fe:0.0005%max.
    Heavy metals:0.0005%max.

  • CAS#980-71-2   Brompheniramine hydrogen maleate 

    Product CAS#980-71-2   Brompheniramine hydrogen maleate 

    Specs:
    Appearance:white or off-white powder
    Assay:98.5% to 100.5%
    MP:131degC to 135degC
    Acid value:4 to 5
    Residue on ignition:0.1%max
    Loss on drying:0.5%max
    Sulphated ash:10ppm max

  • Chlorambucil cas 305-03-34-[Bis(2-chloroethyl)aminophenyl]butyric acid; 4-(p-(N,N-Di-2-chloroethyl)aminophenyl)butyric acid

    Product Chlorambucil cas 305-03-34-[Bis(2-chloroethyl)aminophenyl]butyric acid; 4-(p-(N,N-Di-2-chloroethyl)aminophenyl)butyric acid

    Specs:

    USP32

    Appearance:White crystalline powder

    Assay:99%min


    Lead time:5-8  days after P.O

  • Chloromycetin  56-75-7

    Product Chloromycetin  56-75-7

    Specs:
    USP34 Grade 
    Appearance:White gray or light yellow needle, longflake crystalls or crystal powder
    Assay:98% to 102%
    Specific rotation:+18.5deg to +21.5deg
    Melting range:149degC to&n...
  • D-(-)-Pantolactone(599-04-2)

    Product D-(-)-Pantolactone(599-04-2)



    Specs:

    Appearance:White aciculae grain

    Specific rotation (c5,on dried basis):-50 ~ -53°

    Moisture,% m/m:0.5max

    Residue on Ignition % m/m:0.1max

    Free Acid %:0.5max

    Heavy Metals:0.002max

  • D-(+)-Mannose[3458-28-4]

    Product D-(+)-Mannose[3458-28-4]

    Specs:

    Appearance:white crystalline powder

    Assay:99%min

    Specific rotation:+14 to +15 degree

    Melting point:126degC to 134degC

    Heavy metals:10ppmmax

    Loss on drying:0.5%max

    Bacteria amount:1000cfu/g max

    Yeasts and molds:...
  • Digoxin   CAS 20830-75-5  

    Product Digoxin   CAS 20830-75-5  

    Specs:
    Appearance:white crystal powder 
    Assay:95%min 
    Specific rotation:+9.5 to +12 deg C
    Loss on drying:1.0%max

  • Dimethyl (2-oxopropyl)phosphonate   CAS#4202-14-6

    Product Dimethyl (2-oxopropyl)phosphonate   CAS#4202-14-6

    Specs:
    Appearance:Light yellow liquid
    Purity(GC):95%min.

  • Gossypol-acetic acid(12542-36-8)

    Product Gossypol-acetic acid(12542-36-8)

    Specs:

    Appearance:yellow fine powder

    Assay (HPLC):98%min

    Odor:characteristic

    Sieve analysis:90% pass 80 mesh min

    Loss on drying:1%max

    Residue on ignition:1%max

    Heavy metal:15ppm max

    As:2ppm max

    Pb:1ppm max qq...
  • Iopromide , CAS 73334-07-3  

    Product Iopromide , CAS 73334-07-3  

    Specs:
    USP Grade
    Appearance:white to slightly yellow powder
    Purity:97%-102.5%
    Water:1.5%max

  • N-Iodosuccinimide[516-12-1]

    Product N-Iodosuccinimide[516-12-1]

    Specs:

    Appearance:White or light yellow crystalline powder

    Assay:99.0%min

    Active iodine:55~58%

    Loss on drying:0.5%max

    MP:195 to 199 degc

    Free acid:0.2%max

  • Octreotide acetate CAS#83150-76-9  

    Product Octreotide acetate CAS#83150-76-9  

    Specs:
    Appearance:white powder 
    Assay:95.0-105.0%
    Solubility:Soluble in water or 1% acetic acid at a concentration of ≥1mg/ml to give a clear, colorless solution
    Amino Acid Compositi...
  • Paroxetine hydrochloride 78246-49-8

    Product Paroxetine hydrochloride 78246-49-8


    Specs:
    EP7.0
    Specs: white to offwhite powder
    Assay(HPLC)(Calculated on the anhydrous substance):97.5~102.0%
    Heavy metals:20 ppmmax
    Water:2.2~2.7%
    Sulphated ash:0.1%max

  • Quinuclidine(100-76-5)

    Product Quinuclidine(100-76-5)

     



    Specs:

    Appearance:Off-White crystalline powder

    Assay:98%min

  • Resveratrol CAS 501-36-0

    Product Resveratrol CAS 501-36-0

    Specs:
    Appearance:White fine powder 
    Odor:Characteristic
    Assay(on anhydrous basis)(Resveratrol,HPLC ):98.0%min
    Sieve analysis:NLT 95% pass 80 mesh
    Loss on Drying:3.5%max
    Residue on Ignition:1.0%
    Ex...
  • Shikimic acid 138-59-0

    Product Shikimic acid 138-59-0


    Specs:
    Appearance:Whtie powder
    Assay:99%min
    Loss on drying:0.5%max
    Residue on igntion:0.1%max

  • Tetramisole hydrochloride[5086-74-8]

    Product Tetramisole hydrochloride[5086-74-8]


    Specs:

    BPV98 Grade

    Appearance:White or pale yellow crystalline powder

    Assay:98~101%

    Loss on drying:0.5% max

    Sulphate ash:0.1% max

    Mp:262~267deg.C

    TLC:0.5% max

    PH:4.0 to 5.5

  • 1,8-Diazabicyclo[5.4.0]undec-7-ene 99%min

    Product 1,8-Diazabicyclo[5.4.0]undec-7-ene 99%min

    LEAPCHEM Provides wide range of Laboratory chemicals&Industrial materials products which includes 1,8-Diazabicyclo[5.4.0]undec-7-ene 99%min. Packing Unit: 500. Contact us for more information.
  • (-)-Di-p-toluoyl-L-tartaric acid

    Product (-)-Di-p-toluoyl-L-tartaric acid

    Appearance:White or off-white crstalline powder Purity(HPLC):99.0%min. Assay(Titration By NaOH):98% to 102% Specific rotation(C=1,MeOH):-136 to -140deg Melting point:168 to 171℃ Water content:0.5%max.
  • (-)-Epigallocatechin gallate CP2010

    Product (-)-Epigallocatechin gallate CP2010

    LEAPCHEM Provides wide range of Herbal Extracts products which includes (-)-Epigallocatechin gallate CP2010. Packing Unit: 100g. Contact us for more information.