Lamivudine CAS 134678-17-4 C8H11N3O3S Pharmaceutical Grade Chemicals

Basic Information
Place of Origin: CHINA
Brand Name: MOSINTER
Certification: COA
Model Number: Antibiotic Drugs API - 20
Minimum Order Quantity: 1KG
Price: Negotiation
Packaging Details: Aluminum foil bag , kraft paper bag
Delivery Time: Within 7 days
Payment Terms: L/C, T/T
Supply Ability: Can be customized according to customer requirements
Detail Information
Name: Lamivudine CAS: 134678-17-4
Appearance: Powder Molecular Formula: C8H11N3O3S
Molecular Weight: 229.26 Melting Point: 177 °C
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chemical raw materials


raw material for medicine manufacturing

Product Description

Lamivudine CAS 134678-17-4 C8H11N3O3S Pharmaceutical Grade Chemicals



Lamivudine, whose English name is Lamivudine and chemical name is 2 '3' -deoxy-3 '-thiocytidine, also known as 3-tc, is white or white crystalline powder, dissolved in water and slightly dissolved in methanol, with specific curl from -97° to -99°.Nucleoside analogues, antiviral drugs, have a competitive inhibitory effect on the synthesis and extension of viral DNA strands.



Item Requirements Test Results
Description White to off- white crystalline powder Complies
Light Absorption Not more than 0.015(440nm,4cm cell, 50mg/ml) Complies
Water ≤0.20% 0.06%
Light absorption(50mg/ml,440nm,4cm) ≤0.0015 Complies
Limit of Lamivudine enantiomer ≤0.30% Not detected
Salicylic acid ≤0.10% Not detected
Total impurities ≤0.60% 0.14%
Other individual impurity ≤0.10% 0.01%
Relative retention time at about 0.4 impurity ≤0.30% 0.01%
Relative retention time at about 0.90 impurity ≤0.20% 0.11%
Total residual solvents ≤0.3% 0.14%
Ethanol ≤0.20% 0.14%
n-Hexane ≤0.029% Not detected
Methylene dichloride ≤0.06% Not detected
TEA ≤0.10% Not detected
DMF ≤0.088% Not detected
Ethyl acetate ≤0.20% Not detected
Toluene ≤0.089% Not detected
Assay(On the anhydrous and solvent-free basis) 98.0%~102.0% 99.6%
Conclusion Meets the Requirements




1. Antiviral drug for hepatitis b.

2, antiviral drugs, used for the treatment of liver and gallbladder diseases

3, liver and gallbladder diseases medication.

4. As a new nucleoside analogue, lamivudine is widely accepted and is the most representative nucleoside analogue with the best efficacy in clinical application.It will be marketed in China under the name hoptin.


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