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VAQORACHEMICALS
Boronic Acids & EstersACS / ARAvailable on request

Kalignost, GR 99.5%

Synonyms: Sodium tetraphenylborate · Tetraphenylboron sodium · Sodium tetraphenylboron · Dotite Kalibor

CAS No.143-66-8
FormulaC24H20BNa
Mol. weight342.20
Catalogue No.VQ-011066
Purity99.5%
HSN29319090

Kalignost (CAS 143-66-8) – boronic acid building block, ACS / AR grade, 99.5%. C24H20BNa, MW 342.2. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
5 g
10 g
25 g
100 g
1 kg
5 kg
25 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Kalignost, GR 99.5%

Vaqora Chemicals supplies Kalignost (ACS / AR grade), a boronic acid building block registered under CAS number 143-66-8 at a purity of 99.5%. With the molecular formula C24H20BNa, it has a molar mass of 342.2 g/mol. Its systematic (IUPAC) name is sodium tetraphenylboranuide. Alternative names: Sodium tetraphenylborate and Tetraphenylboron sodium.

It is supplied as a powder, white to off-white, passes test. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span catalysis and solvent and extraction work. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Kalignost in 5 g, 10 g, 25 g and 100 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

  • Catalysis
  • Solvent & extraction work

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product nameKalignost, GR 99.5%
Catalogue No.VQ-011066
CAS Number143-66-8
IUPAC namesodium tetraphenylboranuide
Molecular formulaC24H20BNa
Molecular weight342.2 g/mol
Exact mass342.1556
GradeACS / AR
Purity / assay99.5%
HSN code29319090
InChIKeyHFSRCEJMTLMDLI-UHFFFAOYSA-N
SMILES[B-](C1=CC=CC=C1)(C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4.[Na+]
PubChem CID2723787
Physical properties
Physical formPowder
AppearancePowder, white to off-white, passes test
H-bond donors / acceptors0 / 1
TPSA0 Ų
UN numberUN 2811
SynonymsSodium tetraphenylborate, Tetraphenylboron sodium, Sodium tetraphenylboron, Dotite Kalibor, Kariporu K, Tetraphenyl sodium borate, Sodium tetraphenylboride, Tetraphenyl boron sodium salt, tetraphenylborate sodium salt, Sodium, Tetraphenylboron, Tetraphenylborate, Sodium, Sodium Salt, Tetraphenylborate

Safety & hazard information (GHS)

GHS06 Toxic
Toxic
GHS07 Harmful / irritant
Harmful / irritant

Signal word: Danger

Hazard statements

  • H301Toxic if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Kalignost, GR 99.5%?

The CAS Registry Number of Kalignost, GR 99.5% is 143-66-8. It is also known as Sodium tetraphenylborate, Tetraphenylboron sodium, Sodium tetraphenylboron.

What is the molecular formula and molecular weight of Kalignost, GR 99.5%?

Kalignost, GR 99.5% has the molecular formula C24H20BNa and a molecular weight of 342.2 g/mol. Its IUPAC name is sodium tetraphenylboranuide.

Which grade and pack sizes of Kalignost, GR 99.5% can I order?

We supply Kalignost, GR 99.5% in ACS / AR (99.5%) grade, in 5 g, 10 g, 25 g, 100 g, 1 kg, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Kalignost, GR 99.5%?

Yes. Every lot of Kalignost, GR 99.5% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Kalignost, GR 99.5% be shipped internationally?

Yes. Kalignost, GR 99.5% is classified as hazardous (UN 2811), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

Enquire about Kalignost, GR 99.5%

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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