CAS 2946-61-4 Dimethyl phenylphosphonite (HCID 76277)

Names & identifiers

Preferred name: Dimethyl phenylphosphonite
IUPAC: dimethoxy(phenyl)phosphane
English name: DIMETHYL PHENYLPHOSPHONITE
Molecular formula: C8H11O2P
Molecular weight: 170.15

Names & synonyms

Dimethyl phenylphosphonite2946-61-4DimethoxyphenylphosphinePhenyldimethoxyphosphinePhosphonous acid, P-phenyl-, dimethyl esterPhosphonous acid, phenyl-, dimethyl esterPhosphorus, dimethoxy phenyl9AN05LG4JZEINECS 220-960-6DTXSID60183666RefChem:134264DTXCID00106157

Show more names

phosphoniteDimethoxyphenylphosphaneDimethylphenylphosphonitimethoxy(phenyl)phosphaneDimethyl phenylphosphinitePhenyldimethoxyphosphine,98%

220-960-6LMZLQYYLELWCCW-UHFFFAOYSA-Ndimethoxy(phenyl)phosphaneMFCD00008352PhP(OMe)2phenylphosphonous acid dimethyl esterDIMethylphenYLPHOSPHONITEUNII-9AN05LG4JZ

Database identifiers

CAS: 2946-61-4
PubChem CID: 76277
DTXSID: DTXSID60183666
UNII: 9AN05LG4JZ
EC Number: 220-960-6
Nikkaji: J150.034A

Properties

Computed structural properties

XLogP: 1.6
Topological polar surface area: 18.5 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 3
Heavy atoms: 11
Formal charge: 0
Complexity: 98.3

Experimental & physicochemical properties

Chemical ClassesOther Classes -> Phosphite Compounds

SpringerMaterials Properties31P nuclear magnetic resonance spectrum

Physical DescriptionColorless liquid; [Alfa Aesar MSDS]

Physicochemical properties

Boiling point: 77 · 77-79°C 7mm
Density: 1.072 g/mL · 1.072 g/mL at 25 °C (lit.)
refractive index: 20 · n20/D 1.529(lit.)
Flash point: 230 °F · >230 °F
storage temp.: 2 · 2-8°C
form: liquid
Specific Gravity: 1.072 · 1.072
color: colorless
Water Solubility: Miscible with alcohol. Immiscible with water.
Sensitive: Air Sensitive
BRN: 1073018 · 1073018
InChI: InChI=1S/C8H11O2P/c1-9-11(10-2)8-6-4-3-5-7-8/h3-7H,1-2H3
InChIKey: LMZLQYYLELWCCW-UHFFFAOYSA-N
SMILES: C1=CC=C(P(OC)OC)C=C1
CAS DataBase Reference: 2946 · 2946-61-4(CAS DataBase Reference)
FDA UNII: 9 AN05LG4JZ · 9AN05LG4JZ
UNSPSC Code: 12352108 · 12352108
NACRES: 22 · NA.22
Symbol(GHS): 5 · GHS05
Signal word: Danger
Hazard statements: 314 · H314
Precautionary statements: 280 · P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes: C
Risk Statements: 34 · 34
Safety Statements: 26 · 26-36/37/39-45
RIDADR: 1760 · UN 1760 8/PG 2
WGK Germany: 3 · 3
HS Code: 2931.9 · 2931.90.6000
HazardClass: 8 · 8
PackingGroup: II
Storage Class: 8 A · 8A - Combustible corrosive hazardous materials
Hazard Classifications: 1 Skin · Eye Dam. 1Skin Corr. 1B

Safety & regulation

GHS classification

GHS Classification · 4 items

Danger

H314 (90.9%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 44 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazards SummaryA skin and strong eye irritant; [Alfa Aesar MSDS] See Trimethyl phosphite and Benzyl diethyl phosphite.

Hazard Classes and CategoriesSkin Corr. 1B (90.9%)

Safety data

PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
wgk: 3
ridadr: UN 1760 8/PG 2
hs_code: 2931.90.6000
risk_code: 34
Signal word: Danger
Symbol(GHS): GHS05
hazard_code: C
safety_code: 26-36/37/39-45
hazard_class: 8
Storage Class: 8A - Combustible corrosive hazardous materials
packing_group: II
Hazard statements: H314
Hazard Classifications: Eye Dam. 1Skin Corr. 1B
Precautionary statements: P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405

Chemistry & industry

Applications

UsesDimethyl phenylphosphonite is used in the preparation of phenyl-phosphonic acid dimethyl ester. It is used as a precursor for the preparation of dinitrosyltris(dimethyl phenylphosphonite)manganese(I) tetrafluoroborate.