InChI
1S/C31H40O2/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/h7-8,12,14,16,18-20H,9-11,13,15,17,21H2,1-6H3/b23-14+,24-16+,25-20+
SMILES string
C\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC1=C(C)C(=O)c2ccccc2C1=O
InChI key
DKHGMERMDICWDU-GHDNBGIDSA-N
form
powder
color
yellow
storage temp.
−20°C
Quality Level
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Application
- Vitamin K2 ameliorates osteoarthritis by suppressing ferroptosis and extracellular matrix degradation through activation GPX4′s dual functions.：维生素K₂ 通过抑制细胞铁死亡和防止细胞外基质降解，对骨关节炎产生保护作用。说明维生素K₂在管理关节健康和延缓骨关节炎进展中的治疗潜力(He et al., 2024)。
Biochem/physiol Actions
四烯甲萘醌（MK-4）是维生素K2的九种形式之一，普遍存在于肝外组织中。 MK-4有许多代谢活性和抗肿瘤活性。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Jonna Weisell et al.
Scientific reports, 11(1), 3014-3014 (2021-02-06)
In calcific aortic valve disease (CAVD) progressive valvular calcification causes aortic valve dysfunction. CAVD has several risk factors such as age and dyslipidemia. Vitamin K was shown to inhibit vascular calcification in mice and valvular calcification in patients with CAVD.
T Terachi et al.
Journal of animal science, 89(4), 1056-1061 (2010-12-21)
The effect of several vitamin K homologs on plasma vitamin K concentration was determined to assess their potential as a vitamin K supplement for adult horses. Sixteen Thoroughbred horses consisting of 8 mares and 8 geldings, aged 8.4 ± 3.6
Ala Al Rajabi et al.
The Journal of nutrition, 142(5), 841-845 (2012-03-23)
Phylloquinone (PK) is converted into menaquinone-4 (MK-4) via side chain removal-addition. Stable isotope use is an effective approach to identify the tissue location of this conversion, which is currently unknown. Following a 14-d PK-deficient diet, male Fischer 344 rats (8
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
Carla A F Portela et al.
Journal of bacteriology, 196(11), 2012-2022 (2014-03-25)
Oxygen and oxidative stress have become relevant components in clarifying the mechanism that weakens bacterial cells in parallel to the mode of action of bactericidal antibiotics. Given the importance of oxidative stress in the overall defense mechanism of bacteria and
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