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重要文件

192120

Sigma-Aldrich

硼烷二甲基硫醚络合物 溶液

2.0 M in THF

同義詞:

BMS, 三氢 [硫代双 [甲烷]] 硼

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About This Item

線性公式:
(CH3)2S · BH3
CAS號碼:
分子量::
75.97
Beilstein:
3663489
MDL號碼:
分類程式碼代碼:
12352112
PubChem物質ID:
NACRES:
NA.22
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形狀

liquid

品質等級

反應適用性

reagent type: reductant

濃度

2.0 M in THF

密度

0.855 g/mL at 25 °C

官能基

thioether

儲存溫度

2-8°C

SMILES 字串

B.CSC

InChI

1S/C2H6S.BH3/c1-3-2;/h1-2H3;1H3

InChI 密鑰

RMHDLBZYPISZOI-UHFFFAOYSA-N

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一般說明

硼烷二甲硫醚络合物 (BMS) 在催化四氢硼酸钠存在下用作α-羟基酯作为高效和选择性还原剂。[1]已有关于使用螺硼酸酯作为催化剂用 BMS 不对称硼烷还原各种前手性酮的报道。[2]

應用

用作区域选择性还原剂的反应物

涉及的反应物:
  • 硼氢化/氧化
笼状化合物的合成
硼烷二甲基硫醚复合物 (BMS) 溶液可用于以下研究:
  • 炔烃一锅转化为 1,2-二醇。[3]
  • 亚氨基喷替醇的制备。[4]
  • 还原代表性有机官能团,如酯、腈和酰胺。[5]
  • 与树枝状聚合物支持的 L-吡咯烷醇一起用于茚满酮和四氢萘酮的不对称还原。[6]
  • 二茂铁基-1,3-二酮不对称还原为手性1,3-二醇。[7]
  • C3-对称三足羟基酰胺催化的酮的高度对映选择性还原。[8]

訊號詞

Danger

危險分類

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Repr. 1B - STOT SE 3 - Water-react 1

標靶器官

Respiratory system

安全危害

儲存類別代碼

4.3 - Hazardous materials which set free flammable gases upon contact with water

水污染物質分類(WGK)

WGK 1

閃點(°F)

1.4 °F - closed cup

閃點(°C)

-17 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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分析證明 (COA)

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Selective reductions. 29. A simple technique to achieve an enhanced rate of reduction of representative organic compounds by borane-dimethyl sulfide.
Brown HC, et al.
The Journal of Organic Chemistry, 47(16), 3153-3163 (1982)
M Godskesen et al.
Bioorganic & medicinal chemistry, 4(11), 1857-1865 (1996-11-01)
The four stereoisomeric 1,5-dideoxy-1,5-iminopentitols with D-arabino-(D-lyxo-) (3), ribo- (9), L-lyxo (L-arabino-) (13) and xylo-(18) configurations were synthesized. The corresponding aldonolactones (1, 7 and 11) or aldonic acid ester (15b) having a leaving group at C-5 gave by reaction with aqueous
Viatcheslav Stepanenko et al.
Tetrahedron letters, 48(33), 5799-5802 (2007-08-13)
Novel spiroborate esters derived nonracemic 1,2-aminoalcohols and ethylene glycol are reported as highly effective catalysts for the asymmetric borane reduction of a variety of prochiral ketones with borane-dimethyl sulfide complex at room temperature. Optically active alcohols were obtained in excellent
Ana M Gómez et al.
Organic letters, 4(3), 383-386 (2002-02-01)
Primary ozonides derived from alkenyl stannanes display an unusual stability and can be transformed into 1,2-diols by treatment with dimethyl sulfide and borane-methyl sulfide complex. This observation has been incorporated into the development of a novel one-pot strategy for the
Asymmetric reduction of substituted indanones and tetralones catalyzed by chiral dendrimer and its application to the synthesis of (+)-sertraline
Wang G, et al.
Tetrahedron Asymmetry, 17, 2074-2074 (2006)

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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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