L-Hydroxyproline CAS 51-35-4 White Raw Powder Food Additive
5 Inquiries
51-35-4
Chemical Grade
99%
shanghai
Wuhan pnq
Aluminum foil bag
2026-11-09
Apigenin,PQQ,NMNH
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Product Details
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Seller Information
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History Price
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Inquiry History
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DescriptionECHEMI Editorial ReferenceL-Hydroxyproline, one of the hydroxyproline (Hyp) isomers, is a useful chiral building block in the production of many pharmaceuticals.Basic Info
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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:
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 IdentificationClassification 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 StoragePrecautions 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.
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Seller Information
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Business Type:
Trader
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Main Products:
Apigenin,PQQ,NMNH
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Location:
Room 1006, Building C6, Economic Development Wanda, Caidian District, Wuhan City, Hubei Province
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Payment Terms:
100% TT in advance
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Average lead Time:
30 days
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Total Annual Revenue:
Less than $1 million
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Total Employees:
5-10
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Year of Establishment:
2021
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Weekly Price
The chart shows the price trend of the product in the past 12 months.
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Inquiry History5 Inquiries
Country Product Purchase Quantity Date Posted 
United States
L-hydroxyproline
1 MT Feb 10, 2026 
Italy
L-Hydroxyproline
0.02 KG Nov 18, 2025 
India
L-Hydroxyproline
1 MT Apr 24, 2025 
Taiwan, China
L-Hydroxyproline
4 TON Nov 14, 2023
India
L-Hydroxyproline 100% White crystalline powder EINECS No: 200-091-9 Soleado
1000 KG Nov 8, 2023 Post an enquiry for this product
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