| Items |
Standards |
Results |
| Appearance |
White or off-white crystalline powder |
Complies |
| Identification |
By IR |
Complies |
| |
By HPLC |
Complies |
Specific Optical Rotation
(MeOH,c=1.0g/100mL) |
-61.0°~- 64.0° |
-62.2° |
| Water Content(KF) |
≤1.00% |
0.09% |
| Heavy Metals |
≤20ppm |
Complies |
| Residue on Ignition |
≤0.10% |
0.05% |
| Residual Solvents(GC) |
Tert-Butyl methyl ether: ≤5000ppm |
440ppm |
| Related Substances |
Sum of (R,R-isomer and S,S-isomer): ≤0.30% |
0.05% |
| |
Related compound 1: ≤0.10% |
ND |
| |
Other maximum single impurities: ≤0.10% |
0.01% |
| |
Total impurities: ≤1.00% |
0.05% |
Related Substance
Chiral(HPLC) |
R,R-Isomer: ≤0.15% |
0.01% |
| |
R,S-Isomer: ≤0.15% |
0.02% |
| |
S,S-Isomer: ≤0.30% |
0.03% |
Assay
(HPLC basis on drying) |
98.0%~102.0% |
99.98% |
| Reference Standard |
In-house Standard |
| Conclusion |
The product complied to In-house standard. |
| Storage |
Preserve in tight,light-resistant containers in a cool place |
Company Profile
Beijing Sjar Technology Development Co., Ltd. founded in 2014, it is a high-tech enterprise which specialized in the research and development of active pharmaceutical ingredients and their intermediates, electronic chemical materials and intermediates, large-scale production, sales and services, and provide customized synthetic services according to customer requirements.
Sjar-Tech locates in Beijing Economic and Technological Development Zone, has its own R&D and development laboratory. Sjar-Tech has set up a R&D team with rich experience and strong technical strength, most of the practitioners have more than ten years' experience and technology in organic synthesis development.
Sjar-Tech is committed to promoting the industrialization of first-line generic drugs and the research and development of innovative drug and sales. It has carried out extensive project cooperation with many well-known domestic pharmaceutical companies, research institutes and universities, and also actively cooperated with international pharmaceutical companies to promote the development of new drugs. At the same time, Sjar-Tech also has carried out the research, development and sales of new electronic chemical materials such as OLED, OPV and their intermediates. It has established long-term and stable cooperation with many customers in the same industry at home and abroad, providing high-quality materials and intermediates.
Sjar-Tech always has been adhering to the enterprise spirit of "sincerity, professional service, win-win cooperation, create a better life together!" since its inception, keep continuous progress, independent innovation, is oriented to customer service and market demand, with a sincere heart and professional technology, provide customers the high-quality products and services. Sjar-tech look forward to the cooperation with you to create a better future !
Contact Details
Beijing Sjar Technology Development Co.,Ltd.
Add: Building 3, No.29, Jinghai Three Road, Economic And Technological Development Zone, Beijing, China.
Zip code: 100176
Website: sjar-tech.en.made-in-china.com
- FAQ
- A : Can i get some samples?
- ; Q : Yes, we can supply the free sample, but the shipping cost be paid by customer
- A : How to confirm the Product Quality before placing orders?
- Q : We offer free sample,After you test the sample,you can know our quality.then place order.
- A : How about the quality guarantee period?
- Q : 24 Months
- A : How do you keep reserve the products?
- Q : Our shipping workers are very professional.They can pack various professional discreet package for hidding the products.
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