5521-55-1 5-Methylpyrazine-2-Carboxylic Acid 5-Methyl-2-pyrazinecarboxylic acid
Product name :5-Methylpyrazine-2-Carboxylic Acid cas:5521-55-1
we are specialize in manufacturing Glipizide/Acipimox intermediates ,we are supplying
5-Methylpyrazine-2-Carboxylic Acid CAS:5521-55-1
2,5-dimethylpyrazine CAS:123-32-0
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Product name :5-Methylpyrazine-2-Carboxylic Acid cas:5521-55-1
Tests | Specifications |
Melting point | 164ºC-168ºC |
Water | ≤0.5% |
characteristic | almost white powder |
Residue on Ignition | ≤0.10% |
Heavy metals | ≤10ppm |
Individual impurity | 0.50% |
Purity HPLC(%) | ≥99% |
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