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Merck

47773

Supelco

叶绿醌 (K1)

analytical standard

别名:

维生素 K 1, 2-甲基-3-植基-1,4-萘醌, 叶绿醌, 植物甲萘醌, 维生素 K1(20)

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100 MG
$80.30

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100 MG
$80.30

About This Item

经验公式(希尔记法):
C31H46O2
CAS号:
分子量:
450.70
Beilstein:
2568816
EC 号:
MDL编号:
UNSPSC代码:
12164500
PubChem化学物质编号:

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等级

analytical standard

表单

oil

CofA

current certificate can be downloaded

特点

standard type fat soluble vitamin

包装

ampule of 100 mg

技术

HPLC: suitable
gas chromatography (GC): suitable

折射率

n20/D 1.527 (lit.)

mp

−20 °C (lit.)

密度

0.984 g/mL at 25 °C (lit.)

应用

food and beverages

包装形式

neat

储存温度

2-8°C

SMILES字符串

O=C(C1=CC=CC=C21)C(C)=C(C/C=C(CCC[C@@H](CCC[C@H](C)CCCC(C)C)C)\C)C2=O

InChI

1S/C31H46O2/c1-22(2)12-9-13-23(3)14-10-15-24(4)16-11-17-25(5)20-21-27-26(6)30(32)28-18-7-8-19-29(28)31(27)33/h7-8,18-20,22-24H,9-17,21H2,1-6H3/b25-20+/t23-,24-/m1/s1

InChI key

MBWXNTAXLNYFJB-NKFFZRIASA-N

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一般描述

苯醌(K1)是一种异戊烯化的萘醌。它是一种脂溶性维生素,由植物、绿藻和某些蓝细菌产生。它起着辅酶的作用,对于合成许多与血液凝固和骨骼代谢有关的蛋白质非常重要。[1]

应用

有关合适的仪器技术的更多信息,请参阅产品′的分析证书。联系技术服务获得更多支持
苯醌(K1)可作为分析参考标准品,通过反相高效液相色谱技术,用于对橄榄油、[1] 甜菜[1]、人类血浆样本[1]、动植物食品[2]中的分析物进行定量。

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Application of a simplified HPLC assay for the determination of phylloquinone (vitamin K1) in animal and plant food items
Jakob E and Elmadfa I
Food Chemistry, 56(1), 87-91 (1996)
Determination of vitamin K1 content in olive oil, chard and human plasma by RP-HPLC method with UV?Vis detection
Otles S and Cagindi O
Food Chemistry, 100(3), 1220-1222 (2007)
Xi Gu et al.
Plant physiology, 185(4), 1443-1456 (2021-04-02)
Nonphotosynthetic holoparasites exploit flexible targeting of phylloquinone biosynthesis to facilitate plasma membrane redox signaling. Phylloquinone is a lipophilic naphthoquinone found predominantly in chloroplasts and best known for its function in photosystem I electron transport and disulfide bridge formation of photosystem
M Kyla Shea et al.
Advances in nutrition (Bethesda, Md.), 3(2), 158-165 (2012-04-21)
Vascular calcification occurs when calcium accumulates in the intima (associated with atherosclerosis) and/or media layers of the vessel wall. Coronary artery calcification (CAC) reflects the calcium burden within the intima and media of the coronary arteries. In population-based studies, CAC
Sherry M Farley et al.
Molecular nutrition & food research, 56(6), 912-922 (2012-06-19)
The mechanism for increased bleeding and decreased vitamin K status accompanying vitamin E supplementation is unknown. We hypothesized that elevated hepatic α-tocopherol (α-T) concentrations may stimulate vitamin K metabolism and excretion. Furthermore, α-T may interfere with the side chain removal

Questions

1–2 of 2 Questions  
  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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