3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE

Modify Date: 2025-09-19 20:58:10

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure
3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE structure
 Common Name 3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE
CAS Number 21991-39-9 Molecular Weight 149.15000
Density N/A Boiling Point N/A
Molecular Formula C7H7N3O Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 3-methyl-1H-imidazo[4,5-b]pyridin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C7H7N3O
Molecular Weight 149.15000
Exact Mass 149.05900
PSA 50.94000
LogP 0.67390

 Safety Information

HS Code 2933990090

 Synthetic Route

1-acetyl-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one structure

1-acetyl-3-meth...

CAS#:103409-31-0

~93%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Zecchini; Torrini; Paradisi Journal of Heterocyclic Chemistry, 1985 , vol. 22, # 4 p. 1061 - 1064
N2-methylpyridine-2,3-diamine structure

N2-methylpyridi...

CAS#:5028-20-6

N,N-Carbonyldiimidazole structure

N,N-Carbonyldii...

CAS#:530-62-1

~67%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Oguchi; Wada; Honma; Tanaka; Kaneko; Sakakibara; Ohsumi; Serizawa; Fujiwara; Horikoshi; Fujita Journal of Medicinal Chemistry, 2000 , vol. 43, # 16 p. 3052 - 3066
2-Chloro-3-nitropyridine structure

2-Chloro-3-nitr...

CAS#:5470-18-8

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: TANIGUCHI, Takahiko; YOSHIKAWA, Masato; MIURA, Kasei; HASUI, Tomoaki; HONDA, Eiji; IMAMURA, Keisuke; KAMATA, Makoto; KAMISAKI, Haruhi; QUINN, John F.; RAKER, Joseph; CAMARA, Fatoumata; WANG, Yi Patent: US2011/319394 A1, 2011 ;
N-benzyl-N-methyl-3-nitropyridin-2-amine structure

N-benzyl-N-meth...

CAS#:1281006-64-1

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: TANIGUCHI, Takahiko; YOSHIKAWA, Masato; MIURA, Kasei; HASUI, Tomoaki; HONDA, Eiji; IMAMURA, Keisuke; KAMATA, Makoto; KAMISAKI, Haruhi; QUINN, John F.; RAKER, Joseph; CAMARA, Fatoumata; WANG, Yi Patent: US2011/319394 A1, 2011 ;
2,3-Diaminopyridine structure

2,3-Diaminopyridine

CAS#:452-58-4

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Zecchini; Torrini; Paradisi Journal of Heterocyclic Chemistry, 1985 , vol. 22, # 4 p. 1061 - 1064
1-acetyl-1H-imidazo[4,5-b]pyridin-2(3H)-one structure

1-acetyl-1H-imi...

CAS#:103409-30-9

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Zecchini; Torrini; Paradisi Journal of Heterocyclic Chemistry, 1985 , vol. 22, # 4 p. 1061 - 1064
Di-tert-butyl 2-oxo-1H-imidazo[4,5-b]pyridine-1,3(2H)-dicarboxylate structure

Di-tert-butyl 2...

CAS#:103409-34-3

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Zecchini; Torrini; Paradisi Journal of Heterocyclic Chemistry, 1985 , vol. 22, # 4 p. 1061 - 1064
1-t-butoxycarbonyl-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one structure

1-t-butoxycarbo...

CAS#:103432-68-4

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Zecchini; Torrini; Paradisi Journal of Heterocyclic Chemistry, 1985 , vol. 22, # 4 p. 1061 - 1064
1-t-butoxycarbonyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one structure

1-t-butoxycarbo...

CAS#:103409-33-2

~%

3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE Structure

3-METHYL-1H-IMI...

CAS#:21991-39-9

Literature: Zecchini; Torrini; Paradisi Journal of Heterocyclic Chemistry, 1985 , vol. 22, # 4 p. 1061 - 1064

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3-Methyl-2,3-dihydro-2-oxo-imidazo<4.5-b>pyridin
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Chemsrc provides CAS#:21991-39-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE>> amp version: 3-METHYL-1H-IMIDAZO[4,5-B]PYRIDIN-2(3H)-ONE

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