甲氧芐啶 （TMP）
英文名稱：trimethoprim 
CAS 編號：738-70-5
規格型號：98.5% 
化學名：5-[(3,4,5-三甲氧基苯基)-甲基]-2,4-嘧啶二胺; 抗菌增效劑; TMP; 
英文名稱： trimethoprim 
分 子 式： C14H18N4O3 
分 子 量： 290.32 
包裝規格：25kg/紙板桶
性 狀：白色或類白色結晶性粉末；無臭，味苦；幾乎不溶于水，
略溶于氯仿，微溶于乙醇或丙酮，易溶于醋酸；熔點：199℃-203℃。
含量: 98.5%-101.0%(BP)；99.0-101.0％(CP) 
產品用途： 抗菌增效藥，單獨用于呼吸道感染、泌尿道感染、腸道感染
等病癥。抗菌范圍和磺胺類相似，與磺胺藥聯合使用或與抗菌素聯合使用，
都可大為提高藥物療效。適用于呼吸道感染，老年性慢性支氣管炎，菌痢，
泌尿道感染，腎盂腎炎，腸炎，傷寒，淋病及某些特異性病變等各種炎癥。
貯 藏：避光密閉保存。
trimethoprim 
CAS No. :738-70-5 
Specification: 98.5% 
Chemical Name: 5 - [(3,4,5 - trimethoxyphenyl) - methyl] -2,4 - 
pyrimidine diamine; antibacterial synergist; TMP; 
English name: trimethoprim 
Molecular formula: C14H18N4O3 
Molecular Weight: 290.32 
Packing: 25kg / cardboard drum 
Appearance: white or almost white crystalline powder; odorless, 
bitter taste; almost insoluble in water, slightly soluble in chloroform,
 slightly soluble in ethanol or acetone, soluble in acetic acid; melting point: 199 ℃ -203 ℃. 
Content: 98.5% -101.0% (BP); 99.0-101.0% (CP) 
Application: antibacterial drug efficiency, separate for respiratory 
tract infections, urinary tract infections, intestinal infections and other illnesses. 
Range and similar antibacterial sulfonamides, in combination with sulfa 
drugs or in combination with antibiotics, can significantly improve drug
 efficacy. For respiratory tract infections, senile chronic bronchitis, 
dysentery, urinary tract infection, pyelonephritis, enteritis, typhoid, 
gonorrhea, and some of the specific disease and other inflammation. 
Storage: dark airtight preservation.