Tenoxicam|Lornoxicam|Lomefloxacin Hydrochloride|Lomefloxacin Hydrochloride Series|Methyl-3-amino-2-thiophene carboxylate|Triasulfuron|Trichloroacetonitrile--Changzhou Lanming Science and Technology Co., Ltd.


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Category	Product name	CAS No.	Molecular formula/molecular weight	Quality index
Lornoxicam and intermediates	Lornoxicam	70374-39-9	C₁₃H₁₀ClN₃O₄S₂ 371.5	Appearance: yellow crystalline powder Assay: 98%~101.0% Total impurities: ≤1.0% Single impurity: ≤0.5%(HPLC)
	Methyl-5-chloro-3-chlorosulfonyl-2-thiophene carboxylate		C₆H₄Cl₂2S₂ 275	Appearance: yellow powder Assay: ≥95% (HPLC)
	5-chloro-3-sulfonglamino methyl acetate-Thiophene 2-carboxylic acid methyl ester		C₉H₁₀ClNO₆S₂ 327.5	Appearance: similar to white crystalline powder Assay: ≥98%(HPLC) M.P.: 115-120℃ Drying loss: ≤1.0 %
	5-Chloro-3-(N-methylsulfamoyl)-thiohene-2-carboxylic acid methyl ester	70374-37-7	C₇H₈ClNO₄S₂ 270.5	Appearance: similar to white powder Assay: ≥98%(HPLC)
	5-Chloro-3-[N-(methoxycarbonylmethyl)-N-methylsulfamoyl]-thiophene-2-carboxylic acid methyl ester	70374-38-8	C₁₀H₁₂ClNO₆S₂ 341.5	Appearance: similar to white powder Assay: ≥98%(HPLC)
	6-chloro-4- hydroxy-2-methyl-3- methoxycarbonyl-2H-thieno[2,3-e]-1,2-thiazine-1,1-dioxide	70415-50-8	C₉H₈ClNO₂S₂ 309.5	Appearance: light yellow powder Assay: ≥98%(HPLC) M.P.: 200-202℃ Drying loss: ≤1.0%