Merck
CN

705993

Sigma-Aldrich

3--25-羟基维生素 D3

98% (CP)

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经验公式(希尔记法):
C27H44O2
CAS号:
分子量:
400.64
MDL编号:
PubChem化学物质编号:
NACRES:
NA.24

质量水平

检测方案

98% (CP)

形式

powder

技术

mass spectrometry (MS): suitable

颜色

white to off-white

质量偏移

M+3

储存温度

−20°C

SMILES字符串

C[C@@]12[C@](CC[C@]2([H])[C@@H](CCCC(C)(O)C)C)([H])/C(CCC1)=C/C=C3C[C@H](O)CCC/3=C

InChI

1S/C27H44O2/c1-19-10-13-23(28)18-22(19)12-11-21-9-7-17-27(5)24(14-15-25(21)27)20(2)8-6-16-26(3,4)29/h11-12,20,23-25,28-29H,1,6-10,13-18H2,2-5H3/b21-11+,22-12-/t20-,23-,24-,25+,27-/m1/s1

InChI key

JWUBBDSIWDLEOM-UEGFJKGBSA-N

相关类别

应用

3-表-25-羟基维生D3又称为3-epi-25(OH)D3。它是维生素D3在肝脏中形成的代谢物。3-epi-25(OH)D3可作为生物标记物测定维生素D的体内状态。还可作为分析标准品,测定人血清中的3-epi-25(OH)D3分子浓度。

包装

为了最大限度满足客户的要求,将根据客户要求包装和运输所订购产品,并于接单约两周后发货。如果您在价格和供货情况方面有任何疑问,请联系稳定同位素客户服务组,电话:937-859-1808(美国和加拿大客户,敬请联系:1-800-448-9760),或发送电子邮件到 isosales@sial.com。
这种产品可以大量现货供应,也可以按需包装。有关定价、供货和包装的信息,请联系稳定同位素客户服务

象形图

Skull and crossbonesHealth hazard

警示用语:

Danger

危险分类

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - STOT RE 1 Oral

储存分类代码

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


分析证书(COA)

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示例

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货号
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索取COA

Yosef Dror et al.
The Journal of clinical endocrinology and metabolism, 98(5), 2160-2167 (2013-03-28)
Low serum calcidiol has been associated with multiple comorbidities and mortality but no "safe" range has been found for the upper concentration. We aim to establish the upper threshold of serum calcidiol, beyond which there is an increased risk for
P V Pradeep et al.
Journal of postgraduate medicine, 59(1), 4-8 (2013-03-26)
No single factor can predict the occurrence of post total thyroidectomy (TT) hypocalcemia. This study was conducted to look at various factors usually implicated in post TT clinically significant hypocalcemia (CSH) and to develop a scoring system using a combination
Alex Aregbesola et al.
Journal of epidemiology and community health, 67(6), 533-536 (2013-04-19)
Vitamin D has been suggested to have a role in infection defence and on the immune system. We therefore investigated the effect of serum 25-hydroxyvitamin D₃ (25(OH)D₃) on the risk of incident hospitalised pneumonia in an ageing general population in
3-epi-25 hydroxyvitamin D concentrations are not correlated with age in a cohort of infants and adults
Strathmann FG, et al.
Clinica Chimica Acta; International Journal of Clinical Chemistry, 413(1-2), 203-206 (2012)
Vitamin D assays and the definition of hypovitaminosis D: results from the First International Conference on Controversies in Vitamin D
Sempos CT, et al.
British Journal of Clinical Pharmacology, 84(10), 2194-2207 (2018)

商品

Novel sample prep technique coupled with the unique selectivity of the Ascentis Express F5 column enables a fast and simplified bioanalytical method for associated vitamin D metabolites.

Using HybridSPE-Phospholipid, Ascentis Express, and Other LC-MS Workflow Components

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