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Home > Food Additives > Food Flavorings > L-Hydroxyproline for Sale > L-Hydroxyproline CAS NO 51-35-4
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L-Hydroxyproline CAS NO 51-35-4

5 Inquiries

Unit Price: Get Latest Price
CAS No.:

51-35-4

Grade:

Pharmaceutical Grade

Content:

99%

Port:

Shanghai

Brand:

Joy Biotech

Packaging:

25KG/Drum

Price valid (until):

2025-05-27

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

2-Iodobenzoic acid,(R)-(+)-1,2-Dithiolane-3-pentanoic Acid CAS 1200-22-2,(R)-Styrene oxide,N-Acetyl carnosine,(R)-(-)-1-Phenyl-1,2-ethanediol,Ectoine

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Basic Information

      


    • ·Product Name: L-Hydroxyproline
    • ·CAS NO.:51-35-4
    • ·MF: C5H9NO3
    • ·MW: 131.13
    • ·Melting Point: 273 °C (dec.)(lit.)
    • ·Boiling Point: 242.42°C (rough estimate)
    • ·Odor: Oderless
    • ·Store Condition: Store below +30°C


      Specification of L-Hydroxyproline


    Test items Specifications
    Assay 98.5%-101%
    Appearance white crystals or crystalline powder
    Transmittance ≥95%
    Specific rotation[α]D25 -74.0°~-77.0°
    PH 5.0-6.5
    Loss on drying ≤0.20%
    Residue on ignition ≤0.10%
    Chloride(Cl) ≤0.02%
    Sulfate(S04) ≤0.02%
    Ammonium salt ≤0.02%
    Ferric salt ≤10ppm
    Arsenic salt (as measured by AS) ≤1ppm
    Heavy metals (as measured by Pb) ≤10ppm


      Packaging and Delivery  


    The standard packaging for this product is 1kg/bag


    Other packaging sizes are available upon request.

    Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 1

    Shipment Term


    Shipping terms depend on your needs, and they can be by air, sea or express, such as DHL, FedEx, and TNT.


    Please let us know your preference before we prepare the quotation.

    Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 2


      Company Profile  


    Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 3

    Shanghai Joy Biotech Ltd. is a professional manufacturer specializing in cosmetic ingredients, pharmaceutical raw materials, and dietary supplement ingredients, including L-Hydroxyproline


    Our R&D team consists of PhDs, masters, and bachelor's degree holders in pharmaceuticals, chemistry, and biology.


    Joy Biotech is your trusted partner for high-quality chemical products, custom synthesis, as well as CMO and CDMO services.


     Factory Show


    Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 4 Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 5 Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 6 Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 7


      Environment Friendly  


    Shop L-Hydroxyproline CAS NO 51-35-4-Detailed Image 8

    We give preference to Green Chemistry, Biological methods, Enzyme catalysis etc., from the R&D stage to ensure that the commercial production process will be sustainable and environmentally friendly


      Why Choose Us  


    Quality Control:

    QC team members are all qualified and receive regular training. A professional QA team ensures quality products and a sound documentation system is in place to support audits.


    Our Services:

    We not only provide qualified products, but also the best pre-sales and after-sales services. Our goal is to build a long-term relationship with every customer. If you have questions or problems, please feel free to contact us by email, phone, WhatsApp... We will respond to you as soon as possible within 24 hours.


    Fast Delivery:

    For products in stock, we can deliver immediately after receiving your payment. For synthetic chemicals, we will provide delivery time when quoting.

    Contact us to get quotation or more details!

    Email: miley@joybiotech.com

    Whatsapp: +8615968534750

    Basic Info
    Product Name:

    L-Hydroxyproline

    Other Name:

    L-Proline,4-hydroxy-,(4R)-;Proline,4-hydroxy-,L-;L-Proline,4-hydroxy-,trans-;(4R)-4-Hydroxy-L-proline;Hydroxy-L-proline;4-Hydroxyproline;4(R)-Hydroxy-2(S)-pyrrolidinecarboxylic acid;Hypro;δ-Hydroxyproline;4-Hydroxy-L-proline;trans-4-Hydroxyproline;Hydroxyproline;trans-4-Hydroxy-L-proline;trans-L-Hydroxyproline;4-trans-Hydroxy-L-proline;L-4-Hydroxyproline;Ls-Hydroxyproline;(2S,4R)-(-)-4-Hydroxyproline;L-Hydroxyproline;L-trans-4-Hydroxyproline;(R)-4-Hydroxy-(S)-proline;(S)-Hydroxyproline;L-Hypro;(-)-4-Hydroxy-2-pyrrolidinecarboxylic acid;trans-L-4-Hydroxyproline;(R)-4-Hydroxy-L-proline;Proline,4-hydroxy-;(2S,4R)-4-Hydroxyproline;NSC 46704;4-Hydroxy-(S)-proline;4(R)-Hydroxyproline;(2S,4R)-4-Hydroxypyrrolidine-2-carboxylic acid;(2S,4R)-4-Hydroxypyrrolidine-2-carboxylic acid;(4R,2S)-Hydroxyproline;trans-(2S,4R)-4-Hydroxy-L-proline;138-46-5;17210-41-2;21105-75-9;24784-87-0;54733-36-7

    CAS No.:

    51-35-4

    Molecular Formula:

    C5H9NO3

    InChIKeys:

    InChIKey=PMMYEEVYMWASQN-DMTCNVIQSA-N

    Molecular Weight:

    131.13000

    Exact Mass:

    131.13

    EC Number:

    200-091-9

    HScode:

    2933990090

    Categories:

    Food Flavorings

    Characteristics
    PSA:

    69.56000

    XLogP3:

    -3.3

    Appearance:

    Solid

    Density:

    1.395 g/cm3

    Melting Point:

    274 °C

    Boiling Point:

    355.2ºC at 760 mmHg

    Flash Point:

    168.6ºC

    Refractive Index:

    -75.5 ° (C=4, H2O)

    Water Solubility:

    H2O: 357.8 g/L (20 º C)

    Storage Conditions:

    Store at RT.

    PKA:

    pK1′ 1.82 and pK2′ 9.65

    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:

    2-Iodobenzoic acid,(R)-(+)-1,2-Dithiolane-3-pentanoic Acid CAS 1200-22-2,(R)-Styrene oxide,N-Acetyl carnosine,(R)-(-)-1-Phenyl-1,2-ethanediol,Ectoine

    Location:

    8th Floor,Building 2, Baiziqiao Road,No.1919, Nanqiao Town,Fengxian District,Shanghai, China

    Payment Terms:

    TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

    Total Annual Revenue:

    $1 million-$2.5 million

    Total Employees:

    11-50

    Year of Establishment:

    2021

    Certifications:

    ISO9001

    Company Profile

    Shanghai Joy Biotech Ltd. is a professional supplier and manufacturer of pharmaceutical raw materials, Intermediates, APIs, Nutrition Supplements, Cosmetic ingredients,etc.

    Our team consists of doctors, masters, Bachelors in the field of pharmaceuticals, chemistry,Biology.

    We provide professional service in both export & Import chemical products, and CMO/CDMO .

  • Inquiry History
    5 Inquiries
    Country Product Purchase Quantity Date Posted
    Taiwan, China

    L-Hydroxyproline

    4 TON Nov 14, 2023
    Italy

    L-Hydroxyproline

    0.02 KG Nov 18, 2025
    India

    L-Hydroxyproline

    1 MT Apr 24, 2025
    India

    L-Hydroxyproline 100% White crystalline powder EINECS No: 200-091-9 Soleado

    1000 KG Nov 8, 2023
    United States

    L-hydroxyproline

    1 MT Feb 10, 2026
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