成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

返回ChemicalBook首頁>CAS數據庫列表>51898-34-1

51898-34-1

中文名稱 生育酚煙酸酯
英文名稱 (±)-α-Tocopherol nicotinate
CAS 51898-34-1
EINECS 編號 257-501-4
分子式 C35H53NO3
MDL 編號 MFCD00057302
分子量 535.8
MOL 文件 51898-34-1.mol
更新日期 2024/10/29 09:33:18
51898-34-1 結構式 51898-34-1 結構式

基本信息

中文別名
[2R(4R,8R)](±)-3-吡啶羧酸-3,4-二氫化-2,5,7,8-四甲基-2-[4,8,12-三甲基十三(烷)基]-2H-1-苯并吡喃-6-基酯
(±)-α-煙酸生育酚
維E 煙酸酯
生育酚煙酸酯
英文別名
[2,5,7,8-TETRAMETHYL-2-(4,8,12-TRIMETHYLTRIDECYL)CHROMAN-6-YL] PYRIDINE-3-CARBOXYLATE
ALPHA-TOCOPHERYL NICOTINATE
VITAMIN E NICOTINATE
(+/-)-a-tocopherolnicotinate
3,4-dihydro-2,5,7,8-tetramehyl-2(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-ylester,[2R(4R,8R)]3-Pyridnecarboxyicacid
vitaminenicotinate,tocopherylnicotinate
3,4-dihydro-2,5,7,8-tetramehyl- 2(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester, [2R(4R,8R)]3-Pyridnecarboxyic acid
[2R*(4R*,8R*)]-(±)-3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl nicotinate
VITAMIN E NICOTINATE(DL-2,5,7,8-TETRAMETHYL-2-(4,8,12-TRIMETHYLTRIDECY) CHROMANOL-6-NICOTINIC )
DL-α-Tocopherol nicotinate
3-Pyridinecarboxylic acid, (2R)-3,4-dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-yl ester, rel- (9CI)
3-Pyridinecarboxylic acid, 3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester, [2R*(4R*,8R*)]-
3-Pyridinecarboxylic acid, 3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester, [2R*(4R*,8R*)]-(+-)-
DL-a-Tocopheryl nicotinate
3,4-dihydro-2,5,7,8-tetramehyl- 2(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester, [2R(4R,8R)]3-Pyridnecarboxyic acid
[2R*(4R*,8R*)]-(+/-)-3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl nicotinate
Tocopherol nicotinate
Vitamin E nicotinate
Vitamin E Nicotinamite
Juvela nicotinate
所屬類別
有機原料:羧酸類化合物及衍生物

物理化學性質

熔點approximate 38℃
比旋光度[α]D20 0±0.5゜ (c=5, C2H5OH)
沸點649.0±55.0 °C(Predicted)
密度0.9611 g/cm3
儲存條件2-8°C
酸度系數(pKa)3.03±0.10(Predicted)
形態(tài)Solid
顏色White to off-white

安全數據

危險性符號(GHS)GHS hazard pictograms
GHS07
警示詞警告
危險性描述H302-H315-H319-H335
WGK Germany3

知名試劑公司產品信息

"51898-34-1" 相關產品信息
7695-91-2 59-67-6 629-50-5 501-24-6 16676-75-8 51898-34-1 59-02-9 54-28-4 10191-41-0 52225-20-4 58-95-7