Product Name: L-Pyroglutamic acid
Synonyms: 5-OXO-L-PROLINE;5-oxoproline;5-OXO-2-PYRROLIDINECARBOXYLIC ACID;L-GLUTIMINIC ACID;L-GLUTAMIC ACID LACTAM;(-)-L-PYROGLUTAMIC ACID;L-PYROGLUTAMIC ACID;L-2-PYRROLIDONE-5-CARBOXYLIC ACID
CAS: 98-79-3
MF: C5H7NO3
MW: 129.11
EINECS: 202-700-3
| Property | Standard |
Appearance | White powder |
Rotary rate (a)D20 (C=5H2O) | -11.0º ~ -12.0º |
Melting Point (ºC) | 159ºC to 162 ºC |
Chlorids (C1) | <0.02% |
Amonnium salt (NH4 | <0.02% |
Sulphur salts (SO4 | <0.02% |
Heavy Metal (Pb) | <10ppm |
Iron (Fe) | <10ppm |
Arsenic salt (As2O3) | <1 PPM |
Drying Loss | <0.50% |
Burning residues | <0.2% |
Content | 99.0-101.0% |
This is one of several forms of blocked N-terminals which present a problem for N-terminal sequencing using Edman chemistry, which requires a free primary amino group not present in pyroglutamic acid. The enzyme pyroglutamate aminopeptidase can restore a free N-terminus by cleaving off the pyroglutamate residue.
Apaaplication Of L-Pyroglutamic Acid
1.Pharmaceutical intermediates, medical supplements.
2. Has a strong moisturizing capabilities, strong penetration in the skin. As a high-nutrient in nature, easily absorbing additives, the skin conditioning of Use, as a moisturizing agent
Contact:Jenny Lu
PACKIN
Packing: 1kg/bag,5kg/bag,or 25kg/Hardboard drum,or at your requirment.
1KG : Double pharma-grade polybag inside,sealed Aluminum foil bag outside;
5KG : Double pharma-grade polybag inside,Hardboard cartons outside;
25KG: Double pharma-grade polybag inside,Hardboard drum outside.
Drum size: 38CM*38CM*51CM/25kg , Drum Net Weight: 1.5KG
Carton size: According to the Qty.
Shipping: By TNT/DHL/EMS/FedEx or by Air/ Sea as per Qty.
Shelf Life: 24 months when properly stored.
Storage: Store in Cool and dry place,keep away from strong light,hight temperature.
FAQ
Q1:Can I get a sample?
A:Of course. For most products we can provide you a free sample, while the shipping cost should undertake by your side.
Q2:What's the MOQ?
A: For the high value product, our MOQ starts from 1g and generally starts from 10g.
For other low value product, our MOQ starts from 100g and 1kg.
Q3:Is there any discount?
A:Yes, different quantity has different discount.
Q4: How to confirm the Product Quality before placing orders?
A: By sending you our available free samples.Or if you have special requirement on the goods, we can prepare samples according to your requirement for your confirmation.
Q5:What's your lead time?
A:We can arrange the shipment in 3 working days after receiving your payment, except the customised products.
Company Profile
Hefei Joye Import Export Co., Ltd. is a new import and export trade company established in 2011. The Customs Registration Code of our company is 3401961603. Our company's trading system becomes mature and stable. Our company has already established marketing channels. We have customers all over the world. We have also expanded our business scale. Our products: 1) Chemical raw materials: pharmaceutical intermediates, plant extracts, food additives & spices. These products are widely used in pharmaceutical industry, chemical industry, food industry and other industries. 2) Building materials: steel, flooring, fence, glass and so on 3) Hardware: screws and bearings, architectural hardware, chains, locks and so on Our products are affordable. Welcome to consult us. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success! We adhere to the tenet of "Pragmatic, Serious, Responsible, Efficient". We provide the best services and high quality products.
