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2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid

CAS No.
21801-79-6
Chemical Name:
2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid
Synonyms
ASISCHEM C71528;BUTTPARK 9\05-56;3-Carboxy-2-methylimidazo[1,2-a]pyridine;2-methyl-3-imidazo[1,2-a]pyridinecarboxylate;2-a)pyridine-3-carboxylicacid,2-methyl-imidazo(;2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid;2-Methyl-imidazo[1,2-a]pyridin-3-carboxylic acid;IMidazo[1,2-a]pyridine-3-carboxylic acid, 2-Methyl-;2-Methylimidazoó1,2-a!pyridine-3-carboxylic acid, 97%;2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid ,97%
CBNumber:
CB3201309
Molecular Formula:
C9H8N2O2
Molecular Weight:
176.17
MDL Number:
MFCD00244615
MOL File:
21801-79-6.mol
MSDS File:
SDS
Last updated:2026-09-12 18:51:46

2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid Properties

Melting point 140 °C
Boiling point 170°C
Density 1.35±0.1 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
pka -0.55±0.41(Predicted)
Appearance White to off-white Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38-36-22
Safety Statements  26-36/37/39-22
HazardClass  IRRITANT
HS Code  29339900
Toxicity mouse,LD50,intraperitoneal,600mg/kg (600mg/kg),BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLDBEHAVIORAL: IRRITABILITYBEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY),Journal of Medicinal Chemistry. Vol. 12, Pg. 122, 1969.
NFPA 704
1
2 0

2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid price More Price(47)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR9488 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 95% 21801-79-6 250mg $24 2026-06-04 Buy
Synthonix M22373 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 97% 21801-79-6 250mg $34 2026-05-06 Buy
Synthonix M22373 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 97% 21801-79-6 1g $50 2026-05-06 Buy
Synthonix M22373 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 97% 21801-79-6 5g $140 2026-05-06 Buy
Synthonix M22373 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 97% 21801-79-6 10g $270 2026-05-06 Buy
Product number Packaging Price Buy
OR9488 250mg $24 Buy
M22373 250mg $34 Buy
M22373 1g $50 Buy
M22373 5g $140 Buy
M22373 10g $270 Buy

2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid Chemical Properties,Uses,Production

Chemical Properties

Pink solid

Synthesis

2-METHYL-IMIDAZO[1,2-A]PYRIDINE-3-CARBOXYLIC ACID ETHYL ESTER

2549-19-1

2-METHYLIMIDAZO[1,2-A]PYRIDINE-3-CARBOXYLIC ACID

21801-79-6

To a stirred ethyl 2-methylimidazo[1,2-a]pyridine-3-carboxylate (2.00 g) solution of ethanol/water (1:1, 30 mL) was added lithium hydroxide (4.00 g) and the reaction was stirred for 4 hours at room temperature. Upon completion of the reaction, the reaction mixture was concentrated to half of the original volume, followed by the slow addition of 6N hydrochloric acid at 0 °C and adjusting the pH to 6. The precipitated solid was collected by filtration and dried in a vacuum oven to afford 2-methylimidazo[1,2-a]pyridine-3-carboxylic acid (1.53 g, 88% yield) as an off-white solid.ESI-MS analysis showed the molecular ion peaks as 177 [M + H]+.

References

[1] Journal of Medicinal Chemistry, 2012, vol. 55, # 17, p. 7525 - 7545
[2] Bioorganic and Medicinal Chemistry, 2014, vol. 22, # 15, p. 4223 - 4232
[3] Farmaco, Edizione Scientifica, 1982, vol. 37, # 1, p. 22 - 35
[4] Bioorganic and Medicinal Chemistry Letters, 2012, vol. 22, # 5, p. 1870 - 1873
[5] Journal of Medicinal Chemistry, 2014, vol. 57, # 12, p. 5293 - 5305

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View Lastest Price from 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-METHYLIMIDAZO[1,2-A]PYRIDINE-3-CARBOXYLIC ACID pictures 2020-01-08 2-METHYLIMIDAZO[1,2-A]PYRIDINE-3-CARBOXYLIC ACID
21801-79-6
$1.00 1g 99.0% 100kg Career Henan Chemical Co
4-Bromobenzaldehyde pictures 2020-01-08 4-Bromobenzaldehyde
1122-91-4
$1.00 1ASSAYS 99.0% 100kg Career Henan Chemical Co

2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid Spectrum

BUTTPARK 9\05-56 ASISCHEM C71528 2-a)pyridine-3-carboxylicacid,2-methyl-imidazo( 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid ,97% 2-Methylimidazoó1,2-a!pyridine-3-carboxylic acid, 97% 3-Carboxy-2-methylimidazo[1,2-a]pyridine IMidazo[1,2-a]pyridine-3-carboxylic acid, 2-Methyl- 2-methylimidazo[1,2-a]pyridine-3-carboxylic acid hydrochloride 2-methyl-3-imidazo[1,2-a]pyridinecarboxylate 2-Methyl-imidazo[1,2-a]pyridin-3-carboxylic acid 2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 21801-79-6 Carboxylic Acids Carboxylic Acids Fused Ring Systems