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Merck

675156

Sigma-Aldrich

(R)-VANOL

97%

别名:

(2R)-(+)-3,3′-二苯基-[2,2′-联二萘]-1,1′-二醇, (R)-3,3′-二苯基-2,2′-二-1-萘酚

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About This Item

经验公式(希尔记法):
C32H22O2
分子量:
438.52
MDL號碼:
分類程式碼代碼:
12352005
PubChem物質ID:
NACRES:
NA.22

品質等級

化驗

97%

形狀

solid

光學活性

[α]20/D +310°, c = 1 in chloroform

mp

200-204 °C

官能基

phenyl

SMILES 字串

Oc1c(c(cc2ccccc12)-c3ccccc3)-c4c(O)c5ccccc5cc4-c6ccccc6

InChI

1S/C32H22O2/c33-31-25-17-9-7-15-23(25)19-27(21-11-3-1-4-12-21)29(31)30-28(22-13-5-2-6-14-22)20-24-16-8-10-18-26(24)32(30)34/h1-20,33-34H

InChI 密鑰

NDTDVKKGYBULHF-UHFFFAOYSA-N

應用

已证实 VANOL 是用于催化型不对称 Diels-Alder 反应、亚胺羟醛反应以及氮杂环丙化反应的绝佳配体。
(R)-VANOL is a vaulted biaryl ligand that may be used in the following processes:
  • Transformation of 3-substituted cyclobutanones to enantiopure γ-butyrolactones via asymmetric Baeyer-Villiger Reaction in the presence of an aluminum catalyst.
  • Asymmetric aziridination of N-(4-(Methylsulfonyl)benzylidene)diphenylmethanamine to form (2S,3S)-ethyl 1-benzhydryl-3-(4-(methylsulfonyl)phenyl) aziridine-2-carboxylate.
  • Conjugate addition of terminal alkynes to 2-arylidene-1,3-diketones with high enantioselectivity in the presence of diethyl zinc.

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險分類

Aquatic Chronic 4 - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

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

dust mask type N95 (US), Eyeshields, Gloves


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Synlett, 2004(09), 1619-1621 (2004)
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Journal of the American Chemical Society, 118, 3392-3392 (1996)
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Organic letters, 7(3), 367-369 (2005-01-28)
[reaction: see text] In an effort to develop a synthesis of the VAPOL ligand that avoids the use of a chromium carbene complex, a route was examined that involved the annulation of a naphthalene carboxamide via the method of Snieckus.

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