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Key Documents

20989

Sigma-Aldrich

Cesium fluoride

BioUltra, ≥99.0% (F)

동의어(들):

NSC 84270

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About This Item

실험식(Hill 표기법):
CsF
CAS Number:
Molecular Weight:
151.90
EC Number:
MDL number:
UNSPSC 코드:
12352302
PubChem Substance ID:
NACRES:
NA.25

제품 라인

BioUltra

Quality Level

분석

≥99.0% (F)

불순물

insoluble matter, passes filter test
≤0.005% total nitrogen (N)

손실

≤0.5% loss on drying, 110 °C

pH

6.5-7.5 (25 °C, 3 M in H2O)

mp

682 °C (lit.)

solubility

H2O: 3 M at 20 °C, clear, colorless

density

4.115 g/mL at 25 °C (lit.)

음이온 미량물

chloride (Cl-): ≤500 mg/kg
sulfate (SO42-): ≤50 mg/kg

양이온 미량물

Al: ≤10 mg/kg
As: ≤0.5 mg/kg
Ba: ≤10 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤30 mg/kg
K: ≤100 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

3 M in H2O

UV 흡수

λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05

SMILES string

[F-].[Cs+]

InChI

1S/Cs.FH/h;1H/q+1;/p-1

InChI key

XJHCXCQVJFPJIK-UHFFFAOYSA-M

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

Reactant for:
  • Preparation of building blocks for synthesis of fluoroallylic compounds
  • Synthesis of alcohols via hydrolysis of alkyl silyl ethers at neutral pH in buffered mixed organic-aqueous solutions
  • Nucleophilic fluorination of alkynyliodonium salts to form fluorovinylic compounds
  • Nucleophilic aromatic substitution (SNAr) reactions
Used in the successful synthesis of a single-crystal Dion-Jacobson phase, CsLaTa2O7, that has applications in photocatalysis and superconductivity.

픽토그램

CorrosionExclamation markHealth hazard

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Repr. 2 - STOT RE 2

보충제 위험성

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


시험 성적서(COA)

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문서 라이브러리 방문

이미 열람한 고객

J Fernandez-Bertrán et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 57(13), 2607-2615 (2002-01-05)
The interactions of alkali fluorides with D-xylose have been studied by X-ray diffraction (XRD), infrared spectroscopy (IR), nuclear magnetic resonance (NMR, 1H and 13C) and atomic absorption spectrophotometry. KF and CsF form complexes with D-xylose in a 1:1 molar ratio.
Takashi Okitsu et al.
Chemical communications (Cambridge, England), (47)(47), 6330-6332 (2008-12-03)
A highly efficient and rapid total synthesis of 9Z-retinoic acid was accomplished by caesium fluoride-promoted Stille coupling reaction; using a common building block, 9Z-retinoic acid analogues were also prepared by the same method without isomerisation of the Z-double bond.
Nongmaithem Jiten Singh et al.
The journal of physical chemistry. B, 110(8), 3808-3815 (2006-02-24)
The structures, stabilities, thermodynamic quantities, dissociation energies, infrared spectra, and electronic properties of CsF hydrated by water molecules are investigated by using density functional theory, Møller-Plesset second-order perturbation theory (MP2), coupled cluster theory with singles, doubles, and perturbative triples excitations
N Kristianpoller et al.
Radiation protection dosimetry, 100(1-4), 207-209 (2002-10-18)
Optical and dosimetric properties of nominally pure CsGd2F7 crystals and of CsGd2F7 crystals doped with various concentrations of Pr3+ ions were investigated. Effects of X, beta and UV irradiation on these crystals were studied. Methods of optical absorption, X and
Y Sato et al.
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan, 114(11), 880-887 (1994-11-01)
Benzylammonium N-alkylides were generated by reaction of N-[1-(trimethylsilyl)alkyl]benzylammonium salts with cesium fluoride in DMF or HMPA, and their rearrangement products were investigated. [2,3]Sigmatropic rearrangement of the ylides initially occurred to give isotoluene derivatives and then they were transformed into Sommelet-Hauser

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