2-Bromo-2-methylpropionic acid

Modify Date: 2025-08-20 17:18:26

2-Bromo-2-methylpropionic acid Structure
2-Bromo-2-methylpropionic acid structure
Common Name 2-Bromo-2-methylpropionic acid
CAS Number 2052-01-9 Molecular Weight 167.001
Density 1.6±0.1 g/cm3 Boiling Point 199.0±0.0 °C at 760 mmHg
Molecular Formula C4H7BrO2 Melting Point 44-47 °C(lit.)
MSDS Chinese USA Flash Point 78.8±19.8 °C
Symbol GHS05
GHS05
Signal Word Danger

 Names

Name 2-bromo-2-methylpropanoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 199.0±0.0 °C at 760 mmHg
Melting Point 44-47 °C(lit.)
Molecular Formula C4H7BrO2
Molecular Weight 167.001
Flash Point 78.8±19.8 °C
Exact Mass 165.962936
PSA 37.30000
LogP 1.20
Vapour Pressure 0.1±0.8 mmHg at 25°C
Index of Refraction 1.495
Stability Stable. Incompatible with strong oxidizing agents, strong bases.

 Safety Information

Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes C:Corrosive;
Risk Phrases R34
Safety Phrases S26-S36/37/39-S45-S25
RIDADR UN 3261 8/PG 2
WGK Germany 3
Packaging Group III
Hazard Class 8
HS Code 2915900090

 Customs

HS Code 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

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 Synonyms

2-Bromoisobutyric acid
2-Bromo-2-methylpropanoic acid
EINECS 218-139-2
2-bromo-2-methylpropionyl bromide
α-Bromo-α-methylpropionic acid
Propanoic acid, 2-bromo-2-methyl-
α-Bromoisobutyric acid
2-Bromo-2-methylpropionic acid
Isobromobutyric acid
Propanoic acid,2-bromo-2-methyl
bromoisobutyric acid
MFCD00004168
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