2-(4-Bromophenyl)-2-methylpropionic acid

Modify Date: 2024-01-03 01:33:53

2-(4-Bromophenyl)-2-methylpropionic acid Structure
2-(4-Bromophenyl)-2-methylpropionic acid structure
Common Name 2-(4-Bromophenyl)-2-methylpropionic acid
CAS Number 32454-35-6 Molecular Weight 243.09700
Density 1.456g/cm3 Boiling Point 334.239ºC at 760 mmHg
Molecular Formula C10H11BrO2 Melting Point 122-124ºC
MSDS Chinese USA Flash Point 155.942ºC

 Names

Name 2-(4-bromophenyl)-2-methylpropanoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.456g/cm3
Boiling Point 334.239ºC at 760 mmHg
Melting Point 122-124ºC
Molecular Formula C10H11BrO2
Molecular Weight 243.09700
Flash Point 155.942ºC
Exact Mass 241.99400
PSA 37.30000
LogP 2.81130
Index of Refraction 1.559
Storage condition Room temperature.

 MSDS

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: 2-(4-Bromophenyl)-2-methylpropanoic acid
Synonyms:2-(4-Bromophenyl)-2,2-dimethylacetiic acid

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:2-(4-Bromophenyl)-2-methylpropanoic acid
CAS number:32454-35-6

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C10H11BrO2
Molecular weight:243.1

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, hydrogen bromide.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Hazard Codes Xn
Risk Phrases 22
HS Code 2916399090

 Synthetic Route

~93%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: pfizer Inc Patent: US2010/197591 A1, 2010 ; Location in patent: Page/Page column 16 ; US 20100197591 A1

~80%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: Divi's Laboratories Limited Patent: EP2532644 A1, 2012 ; Location in patent: Page/Page column 5 ;

~%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: US2006/149070 A1, ; Page/Page column 31 ;

~97%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: Patel, Sunil; Waykole, Liladhar; Repic, Oljan; Chen, Kau-Ming Synthetic Communications, 1996 , vol. 26, # 24 p. 4699 - 4710

~%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: US2003/220375 A1, ;

~%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: Journal of the American Chemical Society, , vol. 135, # 4 p. 1236 - 1239

~%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: US2012/309973 A1, ;

~%

2-(4-Bromophenyl)-2-methylpropionic acid Structure

2-(4-Bromopheny...

CAS#:32454-35-6

Literature: Helvetica Chimica Acta, , vol. 54, p. 868 - 897

 Customs

HS Code 2916399090
Summary 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

2-Methyl-2-(4-bromophenyl) propionic acid
2-(4-Brom-phenyl)-2-methyl-propionsaeure
2-(p-Bromphenyl)-2-methylpropionsaeure
MFCD02684220
2-(4-bromophenyl)-2-methylpropionic acid
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