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246948

Sigma-Aldrich

(R)-(+)-1,1′-联(2-萘酚)

99%

同義詞:

(+)-2,2′-二羟基-1,1′-联萘, (R)-(+)-1,1′-联萘-2,2′-二醇, (R)-BINOL

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About This Item

線性公式:
HOC10H6C10H6OH
CAS號碼:
分子量::
286.32
Beilstein:
3616837
MDL號碼:
分類程式碼代碼:
12352104
PubChem物質ID:
酶委員會索引編號:
606-048-4
NACRES:
NA.22
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化驗

99%

形狀

solid

光學活性

[α]21/D +34°, c = 1 in THF

光學純度

ee: 99% (HPLC)

mp

208-210 °C (lit.)

SMILES 字串

Oc1ccc2ccccc2c1-c3c(O)ccc4ccccc34

InChI

1S/C20H14O2/c21-17-11-9-13-5-1-3-7-15(13)19(17)20-16-8-4-2-6-14(16)10-12-18(20)22/h1-12,21-22H

InChI 密鑰

PPTXVXKCQZKFBN-UHFFFAOYSA-N

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應用

一种手性助剂,用于硫化物催化不对称氧化成亚砜。[1]联萘酚生成的手性镧系元素三氟酸盐可作为不对称 Diels-Alder 反应的催化剂。[2][3]联萘酚的衍生物最近被发现用于不对称 Claisen 重排[4]和不对称环氧化反应。[5]这些二醇的氢化铝锂衍生物 (BINAP-H) 已广泛用于还原酮。[6]
手性联萘酚亚胺鎓盐前体。此盐用于烯烃的不对称环氧化反应。[7]

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2

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, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


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分析證明 (COA)

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Catalytic asymmetric epoxidation with (Salen) manganese (III) complex bearing binaphthyl groups of axial chirality.
Sasaki, H. et al.
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The Journal of organic chemistry, 72(12), 4424-4430 (2007-05-18)
A series of binaphthalene-fused azepinium salts has been generated and used as organocatalysts in the asymmetric epoxidation of unfunctionalized alkenes, giving rise to ees of up to 84%.
Asymmetric Diels-Alder reactions catalyzed by chiral lanthanide (III) trifluoromethanesulfonates. Unique structure of the triflate and stereoselective synthesis of both enantiomers using a single chiral source and a choice of achiral ligands.
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Tetrahedron, 50(40), 11623-11623 (1994)

文章

We present an article concerning BINOL and Derivatives.

我們提供一篇有關 BINOL 及其衍生物的文章。

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  1. How is shipping temperature determined? And how is it related to the product storage temperature?

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    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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