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Merck
모든 사진(1)

주요 문서

939048

Sigma-Aldrich

Lithium bis(trimethylsilyl)amide ChemBeads

동의어(들):

Hexamethyldisilazane lithium salt ChemBeads

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크기 선택

939048-1G
₩130,225

₩130,225


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크기 선택

보기 변경
939048-1G
₩130,225

About This Item

실험식(Hill 표기법):
LiC6H18NSi2
Molecular Weight:
167.33
MDL number:
UNSPSC 코드:
12352100

₩130,225


구입 가능 여부는 고객센터에 문의하십시오.

설명

Organic Salt

Quality Level

양식

solid

구성

14-16 wt% loading of base

반응 적합성

core: lithium

SMILES string

[Li]N([Si](C)(C)C)[Si](C)(C)C

InChI

1S/C6H18NSi2.Li/c1-8(2,3)7-9(4,5)6;/h1-6H3;/q-1;+1

InChI key

YNESATAKKCNGOF-UHFFFAOYSA-N

일반 설명

Lithium bis(trimethylsilyl)amide is a non-nucleophilic strong Brønsted base, which is generally soluble in most of the nonpolar organic solvents. It is most commonly employed in organic reactions.

애플리케이션

Base employed in generating enolates for the preparation of lactone precursors, pyranones, and cyclohexanes. Used to catalyze the addition of phosphine P-H bonds to carbodiimides leading to phosphaguanidines.[6] Also used in a novel three-step synthesis of disubstituted 1,2,5-thiadiazoles. For general uses, product is also available in powdered form (324620)

특징 및 장점

ChemBeads are chemical coated glass beads. ChemBeads offer improved flowability and chemical uniformity perfect for automated solid dispensing and high-throughput experimentation. The method of creating ChemBeads uses no other chemicals or surfactants allowing the user to accurately dispense sub-milligram amounts of chemical.

관련 제품

픽토그램

FlameCorrosion

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Eye Dam. 1 - Flam. Sol. 1 - Self-heat. 1 - Skin Corr. 1B

보충제 위험성

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 3

Flash Point (°F)

62.6 °F - closed cup

Flash Point (°C)

17 °C - closed cup


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문서 라이브러리 방문

Alkali-metal-catalyzed addition of primary and secondary phosphines to carbodiimides. A general and efficient route to substituted phosphaguanidines
Zhang W X, et al.
Chemical Communications (Cambridge, England), 3812-4, 36-36 (2006)
ChemBead Enabled High-Throughput Cross-Electrophile Coupling Reveals a New Complementary Ligand
Aguirre A L, et al.
Chemistry (Weinheim An Der Bergstrasse, Germany), 27(51), 12981-12986 (2021)
Structural Studies of Cesium, Lithium/Cesium, and Sodium/Cesium Bis(trimethylsilyl)amide (HMDS) Complexes
Ojeda-Amador A I, et al.
Inorganic Chemistry, 55(11), 5719-5728 (2016)
High-Throughput Reaction Screening with Nanomoles of Solid Reagents Coated on Glass Beads
Tu N P, et al.
Angewandte Chemie (International Edition in English), 58(24), 7987-7991 (2019)
Ana L Aguirre et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 27(51), 12981-12986 (2021-07-08)
High-throughput experimentation (HTE) methods are central to modern medicinal chemistry. While many HTE approaches to C-N and Csp2 -Csp2 bonds are available, options for Csp2 -Csp3 bonds are limited. We report here how the adaptation of nickel-catalyzed cross-electrophile coupling of

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