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Merck
CN

47763

胆钙化固醇(维生素 D3)

analytical standard

别名:

胆钙化醇, (+)-维生素 D3, 活化7-脱氢胆固醇, 活化7-脱氢胆甾醇, 胆骨化醇

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关于此项目

经验公式(希尔记法):
C27H44O
化学文摘社编号:
分子量:
384.64
EC Number:
200-673-2
UNSPSC Code:
12164500
PubChem Substance ID:
Beilstein/REAXYS Number:
2339331
MDL number:
NACRES:
NA.24
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产品名称

胆钙化固醇(维生素 D3), analytical standard

InChI key

QYSXJUFSXHHAJI-YRZJJWOYSA-N

InChI

1S/C27H44O/c1-19(2)8-6-9-21(4)25-15-16-26-22(10-7-17-27(25,26)5)12-13-23-18-24(28)14-11-20(23)3/h12-13,19,21,24-26,28H,3,6-11,14-18H2,1-2,4-5H3/b22-12+,23-13-/t21-,24+,25-,26+,27-/m1/s1

SMILES string

CC(C)CCC[C@@H](C)[C@@]1([H])CC[C@@]([C@]1(C)CCC/2)([H])C2=C\C=C(C[C@@H](O)CC3)/C3=C

grade

analytical standard

API family

cholecalciferol

form

solid

CofA

current certificate can be downloaded

feature

standard type fat soluble vitamin

packaging

ampule of 100 mg

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

color

white

mp

83-86 °C (lit.)

application(s)

food and beverages

format

neat

storage temp.

2-8°C

Quality Level

Gene Information

human ... VDR(7421)

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Application

有关合适的仪器技术的更多信息,请参阅产品′的分析证书。联系技术服务部以获得进一步支持。
胆钙化醇(D3)可作为分析标准品,通过不同的色谱技术对不同食品基质中的分析物进行定量

Biochem/physiol Actions

维生素 D 借以发挥作用的受体是配体依赖性转录因子超家族的成员。调控正常细胞和癌细胞的增殖和分化。对乳腺癌、结肠癌和前列腺癌细胞具有抗增殖和抗转移作用。肠和骨骼中的活化维生素 D 受体维持着钙的吸收和平衡。
维生素 D 通过调控正常细胞和癌细胞增殖和分化的受体而发挥作用。

General description

胆钙化醇(D3)是一种脂溶性维生素,属于维生素D的一种形式,可在暴露于太阳光紫外线(UV)下的人皮肤中合成,或从食物中获取。它是维持人体正常钙代谢的必需成分。

Other Notes

在我们的NMR在线平台ChemisTwin®上可以找到本品对应的数字化标准物质。您可使用ChemisTwin®上的数字等效品鉴定您的样品并进行定量分析(使用数字化外标)。可查看该物质的NMR谱图,只需点击几次鼠标,就能进行在线样品比对。欢迎点击了解更多,开启免费试用之旅。

pictograms

Skull and crossbonesHealth hazard

signalword

Danger

Hazard Classifications

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

存储类别

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

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Rapid determination of vitamin D3 in milk-based infant formulas by liquid chromatography-tandem mass spectrometry
Kwak M-B, et al.
Food Chemistry, 165(2), 569-574 (2014)
Simultaneous determination of cholecalciferol (vitamin D3) and ergocalciferol (vitamin D2) in foods by selected reaction monitoring
Dimartino G
Journal of AOAC (Association of Official Analytical Chemists) International, 92(2), 511-517 (2009)
Sara S Oberhelman et al.
Mayo Clinic proceedings, 88(12), 1378-1387 (2013-12-03)
To determine whether a single monthly supplement is as effective as a daily maternal supplement in increasing breast milk vitamin D to achieve vitamin D sufficiency in their infants. Forty mothers with exclusively breast-fed infants were randomized to receive oral
Sina Gallo et al.
JAMA, 309(17), 1785-1792 (2013-05-02)
Vitamin D supplementation in infancy is required to support healthy bone mineral accretion. A supplement of 400 IU of vitamin D per day is thought to support plasma 25-hydroxyvitamin D (25[OH]D) concentrations between 40 and 50 nmol/L; some advocate 75
Bich Tran et al.
The American journal of clinical nutrition, 99(1), 156-161 (2013-10-11)
Observational data suggested that supplementation with vitamin D could reduce risk of infection, but trial data are inconsistent. We aimed to examine the effect of oral vitamin D supplementation on antibiotic use. We conducted a post hoc analysis of data

实验方案

Separation of Ergocalciferol (D2), analytical standard; Cholecalciferol (D3), analytical standard

Separation of (±)-α-Tocopherol, analytical standard; Menadione (K3), analytical standard; (+)-γ-Tocopherol, analytical standard; Cholecalciferol (D3), analytical standard

Ascentis Express C18 is suitable for routine analysis of fat-soluble vitamins D2 and D3, providing optimized chromatograms.

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