Trans-4-Hydroxy-L-Proline CAS No: 51-35-4

Trademark
top
Specification
99%min 
Origin
China
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Product Description
 

Product Name

L-Hydroxyproline

CAS No.

51-35-4

Appearance

White powder

Purity

≥98%

Capacity

100mt/year

Min.packing

10gram

Application

Organic intermediate

Standard

Enterprise export

Manufacturer

Jinan Finer Chemical Co., Ltd

More information

Molecular Formula: C5H9NO3
Molecular Weight: 131.13
CAS Registry Number: 51-35-4
EINECS: 200-091-9
Melting point: 273 ºC
Boiling point: 355.2 ºC
Refractive index: -75.5 ° (C=4, H2O)
Flash point: 168.6 ºC

 

L-hydroxyproline application:

~Food grade: nutritional supplement, flavor agent, L-Proline is heating with sugar can create a special flavoring substances

~Medicine grade: the important raw materials of amino acid infusion, L-Proline is also the main intermediates to compound anti-hypertensive drugs, such as captopril, enalaprilat  

 

L-hydroxyproline specification:

 

Commodity

 L-Hydroxyproline

Specification

25kg/drum

Manu Date

2013-10-08

Quantity

500kg

Batch No

021310082

Expiry Date

2014-10-08

Basis of Test: AJI92

Inspect Item

Quality Standard

Inspection Result

Description

White crystals or        crystalline powder

White crystalline powder

Specific Rotation

-74.0° ~ -77.0°

-75.1°

Identification

Conforms

Conforms

ph

5.0 ~ 6.5

5.9

luminousness

≥95.0%

Not less than 95.0%

99.2%

 

Chloride(CL)

       ≤0.020%

Not moe than 0.020%

<0.020%

Less than 0.020%

 

Sulfate(SO4)

       ≤0.020%

Not more than 0.020%

<0.020%

Less than 0.020%

 

Ammonium(NH4)

≤0.02%

Not more than 0.020%

<0.02%

Less than 0.02%

 

Heavy Metals(Pb)

       ≤0.001%

Not more than 0.001%

<0.001%

Less than 0.001%

 

Iron(Fe)

≤0.001%

Not more than 0.001%

<0.001%

Less than 0.001%

 

Arsenic(As2O3)

≤0.0001%

Not more than 0.0001%

<0.0001%

Less than 0.0001%

 

Other Amino Acids

 

Not detectable

 

Not detected

Loss On Drying

≤0.20%

Not more than 0.20%

0.13%

Residue On Ignition

≤0.10%

Not more than 0.10%

0.05%

Assay

98.5 ~ 101.0%

99.3%

Conclusion: Conforms

Contact:Jenny Lu
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