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Merck
CN

60586

Potassium tetrakis(4-tert-butylphenyl)borate

Selectophore™, ≥97.0% (C)

Synonym(s):

Tetrakis(4-tert-butylphenyl)boron potassium

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About This Item

Empirical Formula (Hill Notation):
C40H52BK
CAS Number:
401818-78-8
Molecular Weight:
582.75
NACRES:
NB.61
PubChem Substance ID:
329759086
UNSPSC Code:
26111700
MDL number:
MFCD03095493

Key Documents

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InChI

1S/C40H52B.K/c1-37(2,3)29-13-21-33(22-14-29)41(34-23-15-30(16-24-34)38(4,5)6,35-25-17-31(18-26-35)39(7,8)9)36-27-19-32(20-28-36)40(10,11)12;/h13-28H,1-12H3;/q-1;+1

SMILES string

[K+].CC(C)(C)c1ccc(cc1)[B-](c2ccc(cc2)C(C)(C)C)(c3ccc(cc3)C(C)(C)C)c4ccc(cc4)C(C)(C)C

InChI key

YSPXNGBLXJXCEH-UHFFFAOYSA-N

product line

Selectophore™

assay

≥97.0% (C)

mp

≥300 °C

Quality Level

200

General description

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Other Notes

Tetrakis(4-tert-butylphenyl)borate has a very stable structure

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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G E Pacey et al.
Talanta, 28(9), 688-690 (1981-09-01)
Magnesium tetrakis(4-tert.butylphenyl)borate, Mg(BAr(4))(2), has been synthesized and screened for its properties as an analytical reagent. Although rather more selective than tetraphenylborate, the compound surprisingly precipitates sodium and proves a good gravimetric reagent for its determination. Quaternary ammonium and trialkylamine ions

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