we can supply 5-Methylpyrazine-2-carboxylic acid Here are brief introduction of our company: MedicalChem has become a well-known enterprise in chemical field witintegrated research, manufacture and trade. We are specialized in the production for pharmaceutical intermediates and other fine chemicals. Our factory is well equipped with advanced analysis facilities and we've achieved ISO9001 certification. Our company owns export power and more than 90% of our products are exported to foreign Appearance: light yellow to off white crystal MP:163-167°C Content:≥99% Loss on drying:≤0.5%