Methyl(triphenyl)phosphonium bromide

Basic Information

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CAS Number

1779-49-3

Molecular Formula

C19H18BrP

Molecular Weight

357.2 g/mol

Chemical Classification

Agricultural Chemicals Pesticides Insecticides

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

Melting Point

230-234 °C

Boiling Point

°Cat760mmHg

Density

1.3386

Water Solubility

400 g/L (25 ºC)

Flash Point

>240°C

Solubility

H2O: 0.1 g/mL, clear

SMILES

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C[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]

InChI

InChI=1S/C19H18P.BrH/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19;/h2-16H,1H3;1H/q+1;/p-1

InChIKey

LSEFCHWGJNHZNT-UHFFFAOYSA-M

LogP

0.61430

Complexity

235

Safety Information

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GHS Hazard Pictograms

H302

H312

H332

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H312 Harmful in contact with skin
Acute toxicity, dermal

H332 Harmful if inhaled
Acute toxicity, inhalation

Hazard Class

Class 6.1 Class 6.1

Sensitiveness

Hygroscopic

Synonyms & References

English

MFCD00011804
1779-49-3
LW2UZ3E9EG
Methyl triphenylphosphonium bromide
methyltripenylposphonium bromide
methyl(triphenylphosphonium)bromide
methyltriphenylphosphonium bromid
D70338
methyltriphenylphosphoniumbromide
AKOS025117487
methyltriphenylphosponium bromide
Methyltriphenyliphosphonium bromide
(methyl)-triphenylphosphonium bromide
methyl triphenyl phosphonium bromide
methyltriphenyl-phosphoniumbromide
NSC102058
Methyl (triphenyl)phosphonium bromide
BCP24531
NSC20740
C19H18BrP
methyl-triphenylphosphoniumbromide
methyl-triphenyl phosphonium bromide
Methyl triphenylphosphine bromide
FT-0628344
(methyl)triphenylphosphonium bromide
Methyl-Triphenyl-Phosphonium Bromide
AMY42255
methyl(triphenyl)phosphanium bromide
J-522702
methytriphenyl phophonium bromide
EN300-83325

MDL Number

MFCD00011804

Customs Code

29310095

FAQ

What is Methyl(triphenyl)phosphonium bromide (CAS: 1779-49-3)?

Methyl(triphenyl)phosphonium bromide is a chemical compound with the CAS number 1779-49-3. It has the molecular formula C18H17BrP and is a bromide salt of methyltriphenylphosphonium. This compound is typically a yellow solid with a pungent odor and is soluble in organic solvents. It is known for its reactivity in organic synthesis and is used as a precursor in various chemical reactions.

What are the main uses of Methyl(triphenyl)phosphonium bromide (CAS: 1779-49-3)?

Methyl(triphenyl)phosphonium bromide is widely used in pharmaceutical research and organic synthesis. It serves as a valuable reagent for the preparation of phosphorus-containing compounds, including phosphines and phosphonates. Additionally, it finds applications in the synthesis of agrochemicals and as a catalyst in certain industrial processes. Its versatility makes it an important compound in chemical research and development.

Is Methyl(triphenyl)phosphonium bromide (CAS: 1779-49-3) safe?

Methyl(triphenyl)phosphonium bromide is considered toxic and should be handled with care. It can cause skin and eye irritation, and inhalation may lead to respiratory issues. Safety measures include wearing protective gloves, goggles, and a lab coat, and ensuring proper ventilation. It is recommended to follow standard safety protocols for handling hazardous chemicals and to store it away from incompatible substances to prevent accidents.

How should Methyl(triphenyl)phosphonium bromide (CAS: 1779-49-3) be stored?

Methyl(triphenyl)phosphonium bromide should be stored in a cool, dry, and well-ventilated area, away from light and moisture. It is best kept in a sealed container made of inert material such as glass or polyethylene. Storage at temperatures below 25°C is recommended to maintain stability. Avoid exposure to air and incompatible chemicals to ensure long-term safety and effectiveness.