产品介绍:
中文名:甲磺酸加贝酯;
英文名:gabexate mesylate;
CAS NO:56974-61-9
分子式:C17H27N3O7S
分子量:417.48
质量标准:JP14
检验项目Item 检验标准 Inspection Standard
外 观 Appearance 白色结晶或结晶性粉末;溶于水,易溶于乙醇,难溶于乙醚 White crystals or crystalline powder; it is very soluble in water, freely soluble in ethanol, and practially insoluble in diethyl ether.
鉴别 Identification (1)(2)(3)(4)应符合规定 (1)(2)(3)(4) should be conform to standards
PH 4.5~5.5
熔点 Melting point 90 ~ 93℃
溶液的澄清度和颜色Clarity and color of solution 溶液应澄清无色The solution is clear and colorless
重金属 Heavy metals ≤10 ppm
砷 Arsenic ≤2ppm
有关物质 Related substances 应符合规定 Should be conform to standards
干燥失重Loss on drying ≤ 0.3%
炽灼残渣Residue on ignition ≤ 0.1%
含量 Assay ≥98.0%
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产品名称: 2,2'-二硫二吡啶; 2,2'-二吡啶基二硫
基本信息:
分子式: C10H8N2S2
分子量: 220.31
CAS NO: 2127-03-9
EINECS: 218-343-1
物理化学性质:
熔点: 56-60 ºC
闪点: 210 ºC
水溶性: 5 G/L (20 ºC)
质量标准:
外观: 白色至类白色粉末;
含量: 99.0% 以上
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品名:D-苹果酸
Product Name: D-(+)-Malic acid
CAS#: 636-61-3
质量标准:
外 观 Appearance: 白色结晶或结晶性粉末 White crystals or white crystalline powder
比旋度 Specific Rotation: +1.6°- +2.6°
炽灼残渣 Residue on Ignition: ≤ 0.10%
重金属 Heavy Metals(Pb): ≤ 20ppm
富马酸 Fumaric acid : ≤ 0.50%
马来酸 Maleic acid : ≤ 0.05%
氯化物 Chloride(Cl): ≤ 0.01%
硫酸盐 Sulfate (SO4) : ≤ 0.04%
砷盐 Arsenic (As2O3): ≤ 2ppm
L-苹果酸 L-Malic acid : ≤ 0.5%
含量 Assay : not less than 98.0%
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品名:TOTU O-[(乙氧基羰基)氰基甲胺]-N,N,N',N'-四甲基硫脲四氟硼酸盐
Product Name: TOTU O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetra methyluroniumtetrafluoroborate
CAS NO: 136849-72-4
质量标准 (Specification):
外 观 Appearance: 白色结晶性粉末White crystalline powder
熔 点 Melting point: 142.0℃~148.0℃
干燥失重 Loss on drying: ≤ 0.2%
水 分 Water (K.F.): ≤ 0.2%
溶解度 (10%溶于在乙腈)Solubility 10% in Acetonitrile: 澄清和透明Clear & Transparent
溶解度(10%溶于DMF溶液)Solution Test (10% in DMF): 澄清和透明Clear & Transparent
纯 度Assay (HPLC) : ≥ 99.0%
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品名:HATU;2-(7-偶氮苯并三氮唑)-N,N,N',N'-四甲基脲六氟磷酸酯
Product Name: 2-(7-Aza-1H-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate
CAS NO: 148893-10-1
质量标准(Specification):
外 观 Appearance: 白色或类白色结晶性粉末 White or off-white crystalline powder
干燥失重 Loss on drying: ≤ 0.50%
熔 点 M.P: 183.0~191.0℃ [dec.]
纯 度 Purity (HPLC): ≥ 99.5%
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另, 现货供应:
2,2'-二吡啶二硫,CAS NO: 2127-03-9;
D-苹果酸, CAS NO:636-61-3;
D-脯氨酸,CAS NO:344-25-2
氯扁桃酸,cas: 10421-85-9;
左旋邻氯扁桃酸, CAS:52950-18-2;
右旋樟脑磺酸,CAS NO: 3144-16-9;
左旋樟脑磺酸,CAS NO: 35963-20-3;
2-脱氧-D-葡萄糖, CAS NO:154-17-6;
甲磺酸加贝酯,CAS NO:56974-61-9;
咪喹莫特,CAS NO:99011-02-6;
4-氯-1-(2-甲基丙基)-1H咪唑并[4,5-c]喹啉, CAS NO: 99010-64-7;
S-(-)-吲哚啉-2-羧酸,CAS NO: 79815-20-6;
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