Ebastine-d5
(Synonyms: 依巴斯汀 d5) 目录号 : GC47278An internal standard for the quantification of ebastine
Cas No.:1216953-13-7
Sample solution is provided at 25 µL, 10mM.
Quality Control & SDS
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- Purity: >99.00%
- COA (Certificate Of Analysis)
- SDS (Safety Data Sheet)
- Datasheet
Ebastine-d5 is intended for use as an internal standard for the quantification of ebastine by GC- or LC-MS. Ebastine is a potent second generation histamine H1 receptor antagonist (IC50 = 45 nM) that does not cross the blood brain barrier.1 It undergoes extensive first-pass metabolism by hepatic cytochrome P450 3A4 into its active carboxylic acid metabolite, carebastine , which exerts most of the pharmacological effects.2 At 10 μM, ebastine has been shown to inhibit T cell proliferation and the production of Th2-type pro-inflammatory cytokines by macrophages.3
1.Abou-Gharbia, M., Moyer, J.A., Nielsen, S.T., et al.New antihistamines: Substituted piperazine and piperidine derivatives as novel H1-antagonistsJ. Med. Chem.38(20)4026-4032(1995) 2.Vincent, J., Liminana, R., Meredith, P.A., et al.The pharmacokinetics, antihistamine and concentration-effect relationship of ebastine in healthy subjectsBr. J. Clin. Pharmacol.26(5)497-502(1988) 3.Nori, M., Iwata, S., Munakata, Y., et al.Ebastine inhibits T cell migration, production of Th2-type cytokines and proinflammatory cytokinesClin. Exp. Allergy33(11)1544-1554(2003)
Cas No. | 1216953-13-7 | SDF | |
别名 | 依巴斯汀 d5 | ||
Canonical SMILES | O=C(C1=CC=C(C(C)(C)C)C=C1)CCCN(CC2)CCC2OC(C3=CC=CC=C3)C4=C([2H])C([2H])=C([2H])C([2H])=C4[2H] | ||
分子式 | C32H34D5NO2 | 分子量 | 474.7 |
溶解度 | Methanol: slightly, heated | 储存条件 | Store at -20°C |
General tips | 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效。 储备液的保存方式和期限:-80°C 储存时,请在 6 个月内使用,-20°C 储存时,请在 1 个月内使用。 为了提高溶解度,请将管子加热至37℃,然后在超声波浴中震荡一段时间。 |
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Shipping Condition | 评估样品解决方案:配备蓝冰进行发货。所有其他可用尺寸:配备RT,或根据请求配备蓝冰。 |
制备储备液 | |||
1 mg | 5 mg | 10 mg | |
1 mM | 2.1066 mL | 10.533 mL | 21.0659 mL |
5 mM | 0.4213 mL | 2.1066 mL | 4.2132 mL |
10 mM | 0.2107 mL | 1.0533 mL | 2.1066 mL |
第一步:请输入基本实验信息(考虑到实验过程中的损耗,建议多配一只动物的药量) | ||||||||||
给药剂量 | mg/kg | 动物平均体重 | g | 每只动物给药体积 | ul | 动物数量 | 只 | |||
第二步:请输入动物体内配方组成(配方适用于不溶于水的药物;不同批次药物配方比例不同,请联系GLPBIO为您提供正确的澄清溶液配方) | ||||||||||
% DMSO % % Tween 80 % saline | ||||||||||
计算重置 |
计算结果:
工作液浓度: mg/ml;
DMSO母液配制方法: mg 药物溶于 μL DMSO溶液(母液浓度 mg/mL,
体内配方配制方法:取 μL DMSO母液,加入 μL PEG300,混匀澄清后加入μL Tween 80,混匀澄清后加入 μL saline,混匀澄清。
1. 首先保证母液是澄清的;
2.
一定要按照顺序依次将溶剂加入,进行下一步操作之前必须保证上一步操作得到的是澄清的溶液,可采用涡旋、超声或水浴加热等物理方法助溶。
3. 以上所有助溶剂都可在 GlpBio 网站选购。