121-70-0

Basic information

• Product Name: PHENYLPHOSPHINIC ACID
• Synonyms: Phosphonousacid, phenyl- (6CI,7CI,8CI,9CI); Benzenephosphonous acid
• CAS NO: 121-70-0
• Molecular Formula: C₆H₇O₂P
• Molecular Weight: 142.09
• EINECS: 217-217-3
• Mol File: 121-70-0.mol
• Article Data: 2

Chemical Properties

• Melting Point: 83-85 °C(lit.)
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: g/cm³
• Vapor Pressure: 0.001mmHg at 25°C
• Water Solubility: 7.7 g/100 mL (25℃)
• CAS DataBase Reference: PHENYLPHOSPHINIC ACID(CAS DataBase Reference)
• NIST Chemistry Reference: PHENYLPHOSPHINIC ACID(121-70-0)
• EPA Substance Registry System: PHENYLPHOSPHINIC ACID(121-70-0)

Safety Data

• Hazard Codes: C
• Statements: 22-34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3261 8/PG 3
• WGK Germany: 3
• RTECS: SZ5462500
• Hazardous Substances Data: 121-70-0(Hazardous Substances Data)

Usage

Purification Methods

Crystallise it from hot H2O or *C6H6. [Beilstein 16 IV 1033.]

InChI:InChI=1/C6H7O2P/c7-9(8)6-4-2-1-3-5-6/h1-5,9H,(H,7,8)

Upstream product

• 644-97-3 Dichlorophenylphosphine 
• 35126-40-0 1-(PCl(C₆H₅))-2-(CH₃)-1.2-C₂B₁₀H₁₀ 
• 64-17-5 ethanol 
• 35126-41-1 1-phenylchlorophosphino-2-phenyl-1,2-dicarba-closo-dodecaborane⁽¹²⁾ 

Downstream Products

• 27280-10-0 Triethylsilylhydrogenphenylphosphonit 
• 27271-97-2 Bis(triethylsilyl)phenylphosphonit 
• 27262-64-2 Diethylmethylsilylhydrogenphenylphosphonit 
• 2071-68-3 3-(chlorophenylphosphinyl)-propionyl chloride 
• 1571-33-1 phenylphosphonate 

Related news

First principles NMR calculations of PHENYLPHOSPHINIC ACID (cas 121-70-0) C6H5HPO(OH): Assignments, orientation of tensors by local field experiments and effect of molecular motion09/25/2019

The complete set of NMR parameters for 17O enriched phenylphosphinic acid C6H5HP∗O(∗OH) is calculated from first principles by using the Gauge Including Projected Augmented Wave (GIPAW) approach [C.J. Pickard, F. Mauri, All-electron magnetic response with pseudopotentials: NMR chemical shifts, P...detailed

In(III) and Ga(III) sorption by polymeric resins with substituted PHENYLPHOSPHINIC ACID (cas 121-70-0) ligands09/08/2019

The ion-exchange/complexing properties of the resins containing various substituted phenylphosphinic acid ligands towards indium and gallium cations were investigated. Uptake of the above-mentioned cations was done on the resins in acid and ester forms, at different concentration of acid and in ...detailed

Synthesis of functionalized PHENYLPHOSPHINIC ACID (cas 121-70-0) resins through Michael reaction and their ion-exchange properties09/06/2019

Novel, functional resins, containing variously substituted phenylphosphinic acid ligands, have been obtained via the Michael reaction. Reaction has been carried out on phenylphosphinic acid resin crosslinked with 2 wt.% of divinylbenzene using the following electrophiles: methyl chloroformate, e...detailed

Synthesis of functionalized PHENYLPHOSPHINIC ACID (cas 121-70-0) resins through Michael reaction: Part II. Resins with multidentate ligands☆09/05/2019

Functionalized resins, containing substituted phenylphosphinic acid ligands, were obtained by the reaction of styrene–divinylbenzene copolymer (2 wt.% of crosslinker, expanded gel structure) bearing phenylphosphinic acid groups with trimethylchlorosilane and then with an appropriate electrophil...detailed

Facile synthesis of functionalised PHENYLPHOSPHINIC ACID (cas 121-70-0) derivatives09/04/2019

Functionalised phenylphosphinic acid derivatives have been synthesised by addition of bis(trimethylsilyl)phenylphosphonite 2 to a series of electrophiles.detailed

Relevant articles and documents

Synthesis of vinylphosphinoyl derivatives. Triethyl orthoformate as a new dehydrohalogenating agent

Trimethyl and triethyl orthoformates are proposed as new dehydrohalogenating agents. They are used for synthesis of vinylphosphinoyl compounds.