(17Alpha)-17-Hydroxy-19-norpregn-5-en-20-yn-3-one Cyclic 1,2-Ethanediyl Acetal
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(3Beta,16Alpha)-16,17-Epoxy-3-hydroxy-pregn-5-en-20-one Cyclic 1,2-Ethanediyl Acetal
ZTR-E585935 | 1g
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(5alpha,11beta,17alphalpha)-11-[4-(dimethylamino)phenyl]-5,17-dihydroxy-19-norpregn-9-en-20-yn-3-one Cyclic 1,2-Ethanediyl Acetal
ZTR-D461630 | 100mg
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13-Ethyl-17-hydroxy-18,19-dinor-17alpha-pregn-5-en-20-yn-3-one Cyclic Ethylene Acetal
ZTR-E703120 | 2.5g
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(6alpha,17alpha)-6,17-Dihydroxy-19-norpregn-4-en-20-yn-3-one
ZTR-D449825 | 25mg
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(17alpha)-Cyclic 3-(1,2-Ethanediyl Acetal) 17-Hydroxy-17-(1-oxopropyl)-estra-5(10),9(11)-dien-3-one
ZTR-C890365 | 250mg
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13-ethyl-17-hydroxy-11-methylene-Gon-5-en-3-one cyclic 1,2-ethanediyl acetal
ZTR-E933640 | 25mg
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(17Alpha)-3-Ethynyl-19-norpregna-3,5-dien-20-yn-17-ol
ZTR-E932270 | 2.5mg
中文名称：(17Alpha)-17-Hydroxy-19-norpregn-5-en-20-yn-3-one Cyclic 1,2-Ethanediyl Acetal
英文名称：(17Alpha)-17-Hydroxy-19-norpregn-5-en-20-yn-3-one Cyclic 1,2-Ethanediyl Acetal
储存温度：-20°C；分子式：C22H30O3；分子量：342.47；性状： White Solid;
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2. 加标回收率应在70%-120%范围内，RSD≤15%。
2. 色谱条件：反相C18色谱柱，梯度洗脱（0.1%甲酸水-乙腈）；
3. 质谱参数：电喷雾电离（ESI+），离子对选择m/z 355.2→309.1（定量离子）。
2. 本方法不适用于含高浓度油脂样品的直接分析，需增加脱脂步骤。
以上信息仅供参考，请以相应标准的原文为准！