CAS #:

Linear Formula:

(C6H5)4AsCl • H2O

MDL Number:


EC No.:



(2N) 99% Tetraphenylarsonium(V) Chloride Monohydrate
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(3N) 99.9% Tetraphenylarsonium(V) Chloride Monohydrate
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(4N) 99.99% Tetraphenylarsonium(V) Chloride Monohydrate
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(5N) 99.999% Tetraphenylarsonium(V) Chloride Monohydrate
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Tetraphenylarsonium(V) Chloride Monohydrate Properties (Theoretical)

Compound Formula C24H22AsClO
Molecular Weight 436.81 g/mol
Appearance White powder
Melting Point 258-260 °C
Boiling Point N/A
Density N/A
Solubility in H2O N/A
Exact Mass 436.057515
Monoisotopic Mass 436.057515

Tetraphenylarsonium(V) Chloride Monohydrate Health & Safety Information

Signal Word Danger
Hazard Statements H301-H331-H410
Hazard Codes T,N
Precautionary Statements P261-P273-P301 + P310-P311-P501
Flash Point Not applicable
Risk Codes 23/25-50/53
Safety Statements 20/21-28-45-60-61
RTECS Number CI0600000
Transport Information UN 3465 6.1 / PGIII
WGK Germany 3
GHS Pictograms

About Tetraphenylarsonium(V) Chloride Monohydrate

Tetraphenylarsonium(V) Chloride Monohydrate is generally immediately available in most volumes. High purity, submicron and nanopowder forms may be considered. American Elements produces to many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement.

Tetraphenylarsonium(V) Chloride Monohydrate Synonyms

Tetraphenylarsonium chloride monohydrate; Phenylarsonium chloride monohydrate; Tetraphenylarsenic chloride monohydrate; Arsonium, tetraphenyl-, chloride, monohydrate(9CI)

Chemical Identifiers

Linear Formula (C6H5)4AsCl • H2O
MDL Number MFCD00011908
EC No. 208-070-6
Beilstein/Reaxys No. 3580063
Pubchem CID 2723786
IUPAC Name tetraphenylarsanium; chloride; hydrate
SMILES C1=CC=C(C=C1)[As+](C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4.O.[Cl-]=C4.O.[Cl-]
InchI Identifier InChI=1S/C24H20As.ClH.H2O/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24;;/h1-20H;1H;1H2/q+1;;/p-1

Packaging Specifications

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Shipping documentation includes a Certificate of Analysis and Safety Data Sheet (SDS). Solutions are packaged in polypropylene, plastic or glass jars up to palletized 440 gallon liquid totes, and 36,000 lb. tanker trucks.

Related Elements


See more Arsenic products. Arsenic (atomic symbol: As, atomic number: 33) is a Block P, Group 15, Period 4 element with an atomic radius of 74.92160. Arsenic Bohr ModelThe number of electrons in each of arsenic's shells is 2, 8, 18, 5 and its electron configuration is [Ar] 3d10 4s2 4p3. The arsenic atom has a radius of 119 pm and a Van der Waals radius of 185 pm. Arsenic was discovered in the early Bronze Age, circa 2500 BC. It was first isolated by Albertus Magnus in 1250 AD. In its elemental form, arsenic is a metallic grey, brittle, crystalline, semimetallic solid. Elemental ArsenicArsenic is found in numerous minerals including arsenolite (As2O3), arsenopyrite (FeAsS), loellingite (FeAs2), orpiment (As2S3), and realgar (As4S4). Arsenic has numerous applications as a semiconductor and other electronic applications as indium arsenide, silicon arsenide and tin arsenide. Arsenic is finding increasing uses as a doping agent in solid-state devices such as transistors.


Chlorine is a Block P, Group 17, Period 3 element. Its electron configuration is [Ne]3s23p5. The chlorine atom has a covalent radius of 102±4 pm and its Van der Waals radius is 175 pm. Chlorine ModelIn its elemental form, chlorine is a yellow-green gas. Chlorine is the second lightest halogen after fluorine. It has the third highest electronegativity and the highest electron affinity of all elements, making it a strong oxidizing agent. It is rarely found by itself in nature. Chlorine was discovered and first isolated by Carl Wilhelm Scheele in 1774. It was first recognized as an element by Humphry Davy in 1808.

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June 30, 2022
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