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1. Cas No.: 147-85-3
2. Appearance: White crystals powder
3. EINECS: 205-702-2
4. Molecular Formula: C5H9NO2
5. Molecular Weight: 115.13
6. MOQ:25kg
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Product Details

L-proline is one of the important amino acids for synthesizing human protein. It is widely used in the food and medical industry, and is an important intermediate for synthesizing ACE inhibitors such as Captopril and Enalapril. It is also one of the important raw materials of amino acid transfusion. L-Proline has been used universally as food additive, catalyst and raw materials of fine chemical industry.

L-proline detailed image.jpg

Product Introduction

Prodcut NameL-Proline
Cas No.147-85-3
Molecular FormulaC5H9NO2
Molecular Weight115.13
AppearanceWhite crystals powder
GradeFood&Beverage/Cosmetic/Pharmaceutical/Health supplement
Shelf Life2 Years


AppearanceWhite crystals or crystalline powderWhite crystals powder
Specific Optical Rotation-84.3o ~ -86.3o%-85.20%
Chloride(as Cl)≤0.05%<0.05%
Sulphate(as SO4)≤0.03%<0.03%
Iron(as Fe)≤0.003%<0.003%
Heavy Metals (as Pb)≤0.0015%<0.0015%
Loss on Drying≤0.40%0.23%
Residue on Ignition≤0.40%0.08%


1. L-proline can enhance the taste as it has a special sweet taste
2. L-proline is one of the important amino acids for synthesizing human protein. It is widely used in the food and medical industry
3. L-proline is also used as an osmoprotectant and therefore is used in many pharmaceutical, biotechnological applications

L-proline function.jpg


1. Applied in food & beverage field

2. Applied in cosmetics field

3. Applied in health product field

4. Applied in pharmaceutical field

L-proline application.jpg

Packaging & Delivery

1-5kgMore than 25kg
packed in an aluminum foil bag inside and paper carton outsidepacked in paper drum
Custom Design
Shelf LifeTwo years when properly stored
Storage: Stored in dry and cool place, keep away from strong light and heat

Nutragreenlife package.jpg

Shipping Terms
By ExpressBy AirBy Sea

Suitable for under 50kg

Fast: 3-7 days

High cost

Door to door service

Easy to pick up the goods

Suitable for more than 50kg

Fast: 3-7 days

High cost

Port to port service

Professional broker needed

Suitable for more than 50kg

Fast: 3-7 days

Low cost

Port to port service

Professional broker needed

Contact us

Address: Room 810, Unit 1, Zhuque Seven-Star International Apartment, Zhuque Street,Yanta District, Xi'an, 710075

Tel: 0086-029-68750642/68750658

Fax: 0086-029-68750658



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