Audited Supplier
| Item | Specification |
| Product Name | D-Pyroglutamic acid; 5-oxo-D-proline; (R)-5-Oxopyrrolidine-2-carboxylic Acid; (2R)-5-oxopyrrolidine-2-carboxylic acid. |
| CAS NO | 4042-36-8 |
| Appearance | Pale white to light beige solid |
| Purity | 99% min |
| Molecular Formula | C5H7NO3 |
| Molecular Weight | 129.11 g/mol |
| Density | 1.4±0.1 g/cm3 |
| Boiling Point | 453.1±38.0 °C at 760 mmHg |
| Fusing point | 155-162 °C |
| Flashing Point | 227.8±26.8 °C |
| Packaging | Custom-made |
| Stocking Term | Sealed in dry,Room Temperature |
| Customs code | 2933790090 |
1 Is Baishixing a trader or factory?
We are a manufacturer with two manufacturing bases. One is in Chengdu and the other is in Lanzhou.
2 How can I place an order?
Initially, buyers are required to consult the salesperson with details. Then there will be a solution for the requirements .When the agreement is reached, Proforma Invoice will be made and delivered and the contract will be signed for both sides.
3 What about payment?
Generally, only T/T in advance is accepted. It varies from the amount and deal term and situation.
4 What about the transportation?
Cargoes can be delivered by air ,train ,ship and comprehensive vehicles in meet the destination and date.
5 What about the delivery time?
It divers from transportation tools,cost and destination. Cargoes will be arriving within 5 days without accidents worldly, while 15-60 days by sea in the globe.
6 What about the service?
Presale :
Monday- Friday(China Working Time)
8:00 am-18:00 pm
Aftersale:
7*24 hours
Our salesperson and functional department will be replied within 2 hours when mails received in the working time and no more than 12 hours in the free time.
Established in 2003, Chengdu Baishixing Science and Technology Industry Co., Ltd. is a high-tech enterprise that provides one-stop R&D,manufacturing, and sales of amino acid derivatives, protected amino acids,oligopeptides and other related products.
Chengdu Baishixing has two production bases, one is the Chengdu base with 4 production lines, which is mainly used for the manufacture of amino acid derivatives; the other is the Lanzhou base with 6 cGMP-compliant production lines, which is mainly used for the manufacture af protected amino acids and oligopeptides.
Chengdu Baishixing has obtained ISO9001, ISO14001. ISO22000.OHSAS18001 and other series of certifications all year round. The product quality meets the standards of many countries such as the Chinese Pharmacopoeia(CP), the United States Pharmacopoeia(USP), and the European Pharmacopoeia(EP).
R&D Center
1.First-class Technology
20+ year organic synthesis of specialty amino acids and oligopeptides experience.
2.First-class Service
7*24 hours instant feedback.
3.Strict Confidentiality System
Implementating Confidential Agreements more than a decade.
