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经验公式(希尔记法):
C20H30O
化学文摘社编号:
分子量:
286.45
UNSPSC Code:
12352200
PubChem Substance ID:
eCl@ss:
34058018
EC Number:
203-777-6
Beilstein/REAXYS Number:
403040
MDL number:
InChI key
FPIPGXGPPPQFEQ-OVSJKPMPSA-N
InChI
1S/C20H30O/c1-16(8-6-9-17(2)13-15-21)11-12-19-18(3)10-7-14-20(19,4)5/h6,8-9,11-13,21H,7,10,14-15H2,1-5H3/b9-6+,12-11+,16-8+,17-13+
SMILES string
CC(=C/CO)\C=C\C=C(C)\C=C\C1=C(C)CCCC1(C)C
biological source
human plasma
assay
≥95.0% (HPLC)
form
liquid
color
colorless to very light yellow
mp
62-64°C (solvent free)
storage temp.
2-8°C
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Biochem/physiol Actions
Retinal, retinol and retinoic acid are the aldehyde, alcohol and acid forms of vitamin A. The retinoids exist as many geometric isomers due to the unsaturated bonds in the aliphatic chain.
Retinol is biological active in a wide range of processes.
Retinol is biological active in a wide range of processes.
Analysis Note
0.25 mg in 1 mL hexane
signalword
Danger
Hazard Classifications
Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Inhalation - STOT SE 3
target_organs
Central nervous system, Nervous system
存储类别
3 - Flammable liquids
wgk
WGK 3
flash_point_f
-14.8 °F
flash_point_c
-26 °C
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
新产品
此项目有
Gretchen A Stevens et al.
The Lancet. Global health, 3(9), e528-e536 (2015-08-16)
Vitamin A deficiency is a risk factor for blindness and for mortality from measles and diarrhoea in children aged 6-59 months. We aimed to estimate trends in the prevalence of vitamin A deficiency between 1991 and 2013 and its mortality
K R Norum et al.
The American journal of clinical nutrition, 56(4), 735-744 (1992-10-01)
We discuss vitamin A with emphasis on its absorption, transport, cellular uptake, storage, and intracellular metabolism. Dietary retinyl esters are hydrolyzed to retinol in the intestinal lumen before absorption by enterocytes. Carotenoids are absorbed and then partially converted to retinol
Jacqueline A Jumpsen et al.
Journal of cystic fibrosis : official journal of the European Cystic Fibrosis Society, 5(2), 77-84 (2006-03-02)
The objective of this study was to investigate the effect of docosahexaenoic acid (DHA) supplementation on blood and intestinal DHA levels and lung function in mild/moderately affected adult CF patients with the DeltaF508 genotype. Cystic Fibrosis (CF) patients often present
S P Spencer et al.
Science (New York, N.Y.), 343(6169), 432-437 (2014-01-25)
How the immune system adapts to malnutrition to sustain immunity at barrier surfaces, such as the intestine, remains unclear. Vitamin A deficiency is one of the most common micronutrient deficiencies and is associated with profound defects in adaptive immunity. Here
N M Hamdan et al.
Journal of dental research, 92(12 Suppl), 146S-153S (2013-10-26)
People wearing mandibular two-implant overdentures (IOD) chew food with less difficulty than those wearing conventional complete dentures (CD). However, there is still controversy over whether or not this results in better dietary intake. In this randomized clinical trials (RCT), the
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