详情 Cas No: 37622-90-5 纯度: 99% 产品名称4-吡唑甲酸乙酯别名1H-吡唑-4-甲酸乙酯英文Ethyl 4-Pyrazolecarboxylate Ethyl pyrazole-4-carboxylate?分子式C6H8N2O2分子量140.14CAS 号37622-90-5EINECS规格外观性状Appearance?? ?off-white crystalPurity(HPLC)?? ?≥98%Water content?? ?≤0.5%?? ?用途医药中间体包装1KG/ 瓶