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重要文件

151114

Sigma-Aldrich

胆固醇醋酸酯

97%

同義詞:

乙酸胆甾醇脂, 胆固醇乙酸酯, 胆甾-5-烯-3-醇(3β)乙酸酯

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About This Item

經驗公式(希爾表示法):
C29H48O2
CAS號碼:
分子量::
428.69
Beilstein:
2064235
EC號碼:
MDL號碼:
分類程式碼代碼:
12352103
PubChem物質ID:
NACRES:
NA.23

品質等級

化驗

97%

形狀

liquid crystal

光學活性

[α]24/D −44°, c = 2 in chloroform

mp

112-114 °C (lit.)

SMILES 字串

CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@H](CC[C@]4(C)[C@H]3CC[C@]12C)OC(C)=O

InChI

1S/C29H48O2/c1-19(2)8-7-9-20(3)25-12-13-26-24-11-10-22-18-23(31-21(4)30)14-16-28(22,5)27(24)15-17-29(25,26)6/h10,19-20,23-27H,7-9,11-18H2,1-6H3/t20-,23+,24+,25-,26+,27+,28+,29-/m1/s1

InChI 密鑰

XUGISPSHIFXEHZ-VEVYEIKRSA-N

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儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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分析證明 (COA)

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W Kaminsky et al.
Journal of microscopy, 228(Pt 2), 153-164 (2007-11-01)
A polarized light imaging technique is introduced that simultaneously captures and unfolds transmittance, fast/slow axes directions and birefringence or linear dichroism from single camera exposures. The technique, based on the rotating polarizer method, is capable of sampling an object through
I Gvozdovskyy et al.
The European physical journal. E, Soft matter, 24(3), 211-215 (2007-12-07)
Detailed studies are reported of the Lehmann-type effect of rotation of small single crystals of chiral substances during their dissolution at the top of a nematic droplet, which was first noted in our previous works. The rotation effect is shown
H P Weber et al.
Acta crystallographica. Section B, Structural science, 47 ( Pt 1), 116-127 (1991-02-01)
Cholesteryl acetate (C29H48O2) at 20 K is monoclinic, space group P2(1) with a = 16,521 (4), b = 9,220 (2), c = 17,620 (5) A, beta = 107.18 (2) degrees and Z = 4 (two molecules in the asymmetric unit).
Allylic nitration of 3 beta-sitosterol and cholesterol acetate: preparation of 7-nitro derivatives.
M Jiménez-Estrada et al.
Steroids, 62(6), 500-503 (1997-06-01)
Anna P Gardymova et al.
Polymers, 13(5) (2021-03-07)
The electro-optical properties of polymer dispersed liquid crystal (PDLC) films are highly dependent on the features of the contained liquid crystal (LC) droplets. Cholesteric LC droplets with homeotropic boundaries can form several topologically different orientational structures, including ones with single

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