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Cas Database |
| Name |
5-Bromopyridine-2-carboxylic acid |
EINECS | -0 |
| CAS No. | 30766-11-1 | Density | 1.813 g/cm3 |
| PSA | 50.19000 | LogP | 1.54230 |
| Solubility | N/A | Melting Point |
173-175 °C |
| Formula | C6H4BrNO2 | Boiling Point | 319.5 °C at 760 mmHg |
| Molecular Weight | 202.007 | Flash Point | 147 °C |
| Transport Information | N/A | Appearance | white cryst. |
| Safety | 24/25-36-26 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Picolinic acid, 5-bromo- (6CI,8CI);5-Bromo-2-picolinicacid;5-Bromo-2-pyridinecarboxylic acid;5-Bromopicolinic acid; |
Article Data | 31 |
5-Bromopyridine-2-carboxylic acid Synthetic route
- 845306-08-3
tert-butyl 5-bromopyridine-2-carboxylate
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| In hexafluoropropan-2-ol at 100℃; for 3h; Microwave irradiation; | 95% |
- 29682-15-3
methyl 5-bromopicolinate
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide In tetrahydrofuran at 0 - 20℃; for 15h; | 90% |
| With lithium hydroxide monohydrate In tetrahydrofuran; water at 20℃; | |
| With sodium hydroxide In water at 20℃; for 12h; |
| Conditions | Yield |
|---|---|
| With n-butyllithium In hexane; toluene at -75℃; for 2h; | 64% |
| Stage #1: 2,5-dibromopyridine With n-butyllithium In toluene at -78℃; for 2h; Stage #2: carbon dioxide In toluene at -78℃; for 1h; Stage #3: With hydrogenchloride In water; toluene | 47% |
| Stage #1: 2,5-dibromopyridine With n-butyllithium In toluene at -78℃; for 2h; Stage #2: carbon dioxide In toluene at -78℃; for 1h; | 47% |
- 97483-77-7
2-Cyano-5-bromopyridine
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| With hydrogenchloride In water Reflux; | 64% |
| With hydrogenchloride for 24h; Heating; | |
| Stage #1: 2-Cyano-5-bromopyridine With potassium hydroxide; ethanol; water at 80℃; for 24h; Stage #2: With hydrogenchloride; water pH=4; |
- 3430-13-5
5-bromo-2-methylpyridine
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| With potassium permanganate In water at 80℃; | 39% |
| With potassium permanganate | |
| With potassium permanganate; water at 100℃; for 6h; | |
| With potassium permanganate Heating; |
- 24242-20-4
5-amino-pyridine-2-carboxylic acid
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| With hydrogen sulfide; hydrogen bromide; urea; copper(I) bromide; sodium nitrite 1) H2O, 0 deg C, 5 min; 0 deg C, 10 min; 2) 0 deg C, 10 min; reflux; Yield given. Multistep reaction; |
- 4214-76-0
5-nitro-pyridin-2-ylamine
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 5 steps 1: 1.) 48 percent HBr, Br2; 2.) NaNO2 / 1) 30-40 deg C; 2) -5 deg C, H2O; 10-15 Deg C, 90 min.; 3) 40 deg C. 15 min 2: dimethylsulfoxide / 0.08 h / 180 °C 3: 54 percent / HCl / 1.5 h / Heating 4: 70 percent / H2S, 25 percent NH3 5: 1) 24 percent HBr, NaNO2, urea; 2) CuBr, 48 percent HBr, H2S / 1) H2O, 0 deg C, 5 min; 0 deg C, 10 min; 2) 0 deg C, 10 min; reflux View Scheme |
- 4487-59-6
2-bromo-5-nitropyridine
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: dimethylsulfoxide / 0.08 h / 180 °C 2: 54 percent / HCl / 1.5 h / Heating 3: 70 percent / H2S, 25 percent NH3 4: 1) 24 percent HBr, NaNO2, urea; 2) CuBr, 48 percent HBr, H2S / 1) H2O, 0 deg C, 5 min; 0 deg C, 10 min; 2) 0 deg C, 10 min; reflux View Scheme |
- 100367-55-3
5-nitropyridine-2-carbonitrile
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 54 percent / HCl / 1.5 h / Heating 2: 70 percent / H2S, 25 percent NH3 3: 1) 24 percent HBr, NaNO2, urea; 2) CuBr, 48 percent HBr, H2S / 1) H2O, 0 deg C, 5 min; 0 deg C, 10 min; 2) 0 deg C, 10 min; reflux View Scheme |
- 30651-24-2
5-nitropicolinic acid
- 30766-11-1
5-bromoisonicotinic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 70 percent / H2S, 25 percent NH3 2: 1) 24 percent HBr, NaNO2, urea; 2) CuBr, 48 percent HBr, H2S / 1) H2O, 0 deg C, 5 min; 0 deg C, 10 min; 2) 0 deg C, 10 min; reflux View Scheme |
5-Bromopyridine-2-carboxylic acid Chemical Properties
Molecular structure of 5-Bromopyridine-2-carboxylic acid (CAS NO.30766-11-1) is:
IUPAC Name: 5-bromopyridine-2-carboxylic acid
Molecular Weight: 202.00546 [g/mol]
Molecular Formula: C6H4BrNO2
XLogP3-AA: 1.4
H-Bond Donor: 1
H-Bond Acceptor: 3
Melting Point: 173-175 °C
Index of Refraction: 1.616
Molar Refractivity: 38.96 cm3
Molar Volume: 111.3 cm3
Surface Tension: 63.2 dyne/cm
Density: 1.813 g/cm3
Flash Point: 147 °C
Enthalpy of Vaporization: 59.23 kJ/mol
Boiling Point: 319.5 °C at 760 mmHg
Vapour Pressure: 0.000141 mmHg at 25°C
Product Categories: blocks;Bromides; Carboxes; Pyridines; Pyridine;Pyridines, Pyrimidines, Purines and Pteredines; pharmacetical; Carboxylic Acids; Pyridine Series; Carboxy; Organohalides; Bromopyridines; Halopyridines; Carboxylic Acids
5-Bromopyridine-2-carboxylic acid Safety Profile
Safty information about 5-Bromopyridine-2-carboxylic acid (CAS NO.30766-11-1) is:
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26
S24/25:Avoid contact with skin and eyes.
S36:Wear suitable protective clothing.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Hazard Note: Irritant
HazardClass: IRRITANT
5-Bromopyridine-2-carboxylic acid Specification
5-Bromopyridine-2-carboxylic acid , its cas register number is 30766-11-1. It also can be called Picolinic acid, 5-bromo- (6CI,8CI) ; 5-Bromo-2-picolinicacid ; 5-Bromo-2-pyridinecarboxylic acid ; 5-Bromopicolinic acid ; 5-Bromopyridine-2-carboxylic acid ; 5-bromo-2-pyridine carboxlic acid .It is a white cryst.
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