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Sodium tetraphenylboron

CAS No.
143-66-8
Chemical Name:
Sodium tetraphenylboron
Synonyms
SODIUM TETRAPHENYLBORATE;NATPB;KALIGNOST;KALIBOR;NaTBP ;99.5%(W);kariporuk;KalignostGr;For Analysis;Kalignost(R)
CBNumber:
CB5393075
Molecular Formula:
C24H20BNa
Molecular Weight:
342.22
MDL Number:
MFCD00011494
MOL File:
143-66-8.mol
MSDS File:
SDS
Last updated:2025-01-18 17:03:10

Sodium tetraphenylboron Properties

Melting point 300 °C
storage temp. 2-8°C
solubility relatively well soluble in water. A 0.1 M aqueous solution is generally used as reagent.
form Solid
color White
PH 8 (50g/l, H2O, 20℃)
Water Solubility SOLUBLE
Sensitive Light Sensitive
Merck 14,8690
BRN 3599783
Stability Stable. Incompatible with strong acids, strong oxidizing agents. Light sensitive.
CAS DataBase Reference 143-66-8(CAS DataBase Reference)
FDA UNII
EPA Substance Registry System

SAFETY

Risk and Safety Statements

Symbol(GHS)  trực tiếp đá gà hôm nayLiên kết đăng nhập
GHS06
Signal word  Danger
Hazard statements  H301
Precautionary statements  P301+P310
Hazard Codes  Xn,Xi
Risk Statements  22-36/37/38
Safety Statements  26-36/37-36-24/25
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  ED3362500
8
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29310095
Toxicity LD50 orally in Rabbit: 288 mg/kg
NFPA 704
0
2 0

Sodium tetraphenylboron price More Price(50)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 1.06669 Sodium tetraphenyl borate GR for analysis ACS,Reag. Ph Eur 143-66-8 10g $220 2025-03-01 Buy
Sigma-Aldrich 1.06669 Sodium tetraphenyl borate GR for analysis ACS,Reag. Ph Eur 143-66-8 25g $507 2025-03-01 Buy
Sigma-Aldrich 1.06669 Sodium tetraphenyl borate GR for analysis ACS,Reag. Ph Eur 143-66-8 100g $1330 2025-03-01 Buy
Sigma-Aldrich 72018 Sodium tetraphenylborate Selectophore , ≥99.5% 143-66-8 1g $121 2023-05-15 Buy
TCI Chemical A5130 Sodium Tetraphenylborate [Precipitation reagent for K] >99.5%(W) 143-66-8 1g $32 2025-03-01 Buy
Product number Packaging Price Buy
1.06669 10g $220 Buy
1.06669 25g $507 Buy
1.06669 100g $1330 Buy
72018 1g $121 Buy
A5130 1g $32 Buy

Sodium tetraphenylboron Chemical Properties,Uses,Production

Chemical Properties

white powder

Uses

Determination of potassium, ammonium, rubidium, and cesium.

Uses

Sodium Tetraphenylboroate is a salt that is commonly used in inorganic and organometallic chemistry as a precipitating agent. Sodium Tetraphenylboroate is also utilized for the preparation of N-acylam monium salts and in coordination chemistry due to their favourable solubility in nonpolar sovlents and their crystallinity.

Uses

As reagent for determination of potassium, ammonium, rubidium and cesium ions: Barnard, Buechl, Chemist-Analyst 48, 44, 49 (1959); Montequi, Serrano, An. R. Acad. Farm. 26, 107 (1960).

General Description

Sodium tetraphenylborate (Ph4BNa) undergoes rhodium-catalyzed addition reactions with N-phenylsulfonyl aldimines to afford R(Ph)CHNHSO2Ph.

Purification Methods

Dissolve the borate in dry MeOH and add dry Et2O. Collect the solid and dry it in a vacuum at 80o/2mm for 4hours. It can also be extracted (Soxhlet) using CHCl3, and it crystallises from CHCl3 as snow-white needles. It is freely soluble in H2O, Me2CO but insoluble in pet ether and Et2O. An aqueous solution has pH  5 and can be stored for days at 25 or lower, and for 5 days at 45o without deterioration. Its solubility in polar solvents increases with decrease in temperature [Wittig & Raff Justus Liebigs Ann Chem 573 204 1950]. The salt can also be recrystallised from acetone/hexane or CHCl3, or from Et2O/cyclohexane (3:2) by warming the solution to precipitate the compound. Dry it in a vacuum at 80o. It dissolves in Me2CO at 50-60o to give a clear solution. After standing at this temperature for 10minutes the mixture is filtered rapidly through a pre-heated Büchner funnel, cooled and the crystals are collected and dried in a vacuum desiccator at room temperature for 3days [Abraham et al. J Chem Soc, Faraday Trans 1 80 489 1984]. If the product gives a turbid aqueous solution, the turbidity can be removed by treating with freshly prepared alumina gel and filtering. [Beilstein 16 IV 1624.]
13755-29-8
108-86-1
143-66-8
Synthesis of Sodium tetraphenylboron from Sodium tetrafluoroborate and Bromobenzene
Global( 482)Suppliers
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View Lastest Price from Sodium tetraphenylboron manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
trực tiếp đá gà hôm nayLiên kết đăng nhập 2025-04-07 sodium tetraphenylborate
143-66-8
US $0.00 / Kg/Drum 1KG 99% 100MT Jinan Finer Chemical Co., Ltd
trực tiếp đá gà hôm nayLiên kết đăng nhập 2025-01-18 Tetraphenylboron sodium
143-66-8
US $6.00-0.60 / KG 1KG 99% g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
trực tiếp đá gà hôm nayLiên kết đăng nhập 2025-01-04 Sodium tetraphenylboron
143-66-8
US $8.00 / kg 1kg 99% 200000 Hebei Jingbo New Material Technology Co., Ltd
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