推薦產品
生物源
synthetic
化驗
≥95.0% (HPLC)
形狀
(Powder or Crystal with Lumps)
比活性
~2700 U/mg
顏色
yellow to dark yellow
mp
61-63 °C (lit.)
運輸包裝
dry ice
儲存溫度
−20°C
SMILES 字串
CC1(C)C(/C=C/C(C)=C/C=C/C(C)=C/CO)=C(C)CCC1
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+
InChI 密鑰
FPIPGXGPPPQFEQ-OVSJKPMPSA-N
尋找類似的產品? 前往 產品比較指南
一般說明
视网膜的视黄醇和视黄酸是一种醛,是维生素A的醇和酸形式。类视黄醇存在许多空间异构体,因为它的脂肪链有不饱和键。视黄醇具有广泛的生物活性。
视黄醇或全反式视黄醇是20碳分子,含环己烯基环、带四个双键(均为 反式 构型)的侧链和末端醇基。
應用
视黄醇作为标准品,通过超高效液相色谱-串联质谱仪(UPLC-MS / MS),检测和定量维生素。
生化/生理作用
视黄醇及其衍生物有抗衰老特性。视黄醇用于治疗皱纹和衰老迹象。然而,由于其对光不稳定加上对皮肤具有刺激性,几乎不用于化妆品配方。视黄醇也用作皮肤病的治疗剂。缺乏会导致干燥症和毛囊角化过度症。
單位定義
根据欧洲药典 II,217 (1983),1 U 相当于 1 国际 U
訊號詞
Danger
危險分類
Aquatic Chronic 4 - Eye Irrit. 2 - Repr. 1B - Skin Sens. 1
儲存類別代碼
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
水污染物質分類(WGK)
WGK 1
個人防護裝備
dust mask type N95 (US), Eyeshields, Gloves
分析證明 (COA)
輸入產品批次/批號來搜索 分析證明 (COA)。在產品’s標籤上找到批次和批號,寫有 ‘Lot’或‘Batch’.。
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