Betamethasone Valerate EP Impurity I(en-17) Betamethasone Valerate EP Impurity I
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Betamethasone Valerate EP Impurity C(en-17) Betamethasone Valerate EP Impurity C
B-065027 | 100mg
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Betamethasone Valerate EP Impurity D(en-17) Betamethasone Valerate EP Impurity D
B-065023 | 100mg
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Betamethasone Valerate EP Impurity F(en-17) Betamethasone Valerate EP Impurity F
B-065028 | 100mg
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Betamethasone Valerate EP Impurity G(en-17) Betamethasone Valerate EP Impurity G
B-065029 | 100mg
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Betamethasone Valerate EP Impurity H(en-17) Betamethasone Valerate EP Impurity H
B-065011 | 100mg
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Betamethasone Valerate EP Impurity E (Betamethasone Valerate USP Related Compound A, Betamethasone 21-Valerate)(en-17) Betamethasone Valerate EP Impurity E (Betamethasone Valerate USP Related Compound A, Betamethasone 21-Valerate)
B-065012 | 100mg
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Betamethasone Dipropionate EP Impurity I(en-17) Betamethasone Dipropionate EP Impurity I
B-065069 | 100mg
化合物名称:Betamethasone Valerate EP Impurity I
同义词:(8S,9R,10S,11S,13S,14S,17R)-9-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl pentanoate
CAS 号:2802-10-0
其他 CAS 号:
分子式:C26H35FO6
分子量:/
结构式图片:
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2. 对照品溶液:杂质I浓度需覆盖LOQ至120%标称浓度;
3. 供试品溶液:平行制备至少2份,相对偏差≤5%。
2. 进样量:10-20 μL;
3. 柱温控制:30±2℃;
4. 数据采集时间:不少于主成分保留时间的2倍。
2. 流动相pH值应控制在2.8-3.2以保持色谱峰对称性;
3. 每批次检测后需执行色谱柱再生程序。
以上信息仅供参考,请以相应标准的原文为准!