Negotiable
The date of payment from buyers deliver within days
Beijing
Long-term effective
2022-01-21 11:07
510
Company Profile
Zhejiang Shengyu Chemical Co., LtdBy certification [File Integrity]
Contact:shengyu1(Mr.)
Email:
Telephone:
Phone:
Area:Beijing
Address:Beijing
Website:http://www.shengyuchemicals.com/ http://shengyu1.dzrty.com/
Product Name: L-tert-leucine
CAS NO.: 20859-02-3
Molecular Formula: C6H13NO2
Molecular Weight: 131.17
Structure Formula
Product Introduction
L-tert-leucine is a kind of amino acid that can be used to produce many pharmaceutical intermediates, such as Atazanavir and Telaprevir. It is white crystals or crystalline powder under room temperature. It is very easily soluble in water, hardly soluble in ethyl alcohol, not soluble in diethyl ether and n-butyl alcohol. It is with slightly smelly and little sweet flavor.
Product Specification
Appearance |
White crystals or crystalline powder |
|
Solubility |
Easily soluble in water |
|
Water |
≤1.0% |
|
Sulphate |
≤0.03% |
|
Chloride |
≤0.05% |
|
Heavy metals(Pb) |
≤20ppm |
|
Residue on ignition |
≤0.4% |
|
Specific rotation |
-84.0c~ -86.3° |
|
Related Substances |
Any individual impurity |
≤0.5% |
Total impurities |
≤2.0% |
|
Assay |
98.5%~101.5% |
Product Details
Standard: L-tert-leucine In-house specification
Outside Package: 25KG/Drum
Inner Package: Double HDPE Bags
Capacity: 500MT/Year
Certificate: GMP; ISO9000
http://www.shengyuchemicals.com/
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