3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl-

Modify Date: 2025-08-24 22:05:57

3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- Structure
3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- structure
 Common Name 3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl-
CAS Number 28491-67-0 Molecular Weight 163.17700
Density 1.228g/cm3 Boiling Point 262ºC at 760 mmHg
Molecular Formula C8H9N3O Melting Point N/A
MSDS N/A Flash Point 112.2ºC

 Names

Name 4,6-dimethyl-1,2-dihydropyrazolo[3,4-b]pyridin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.228g/cm3
Boiling Point 262ºC at 760 mmHg
Molecular Formula C8H9N3O
Molecular Weight 163.17700
Flash Point 112.2ºC
Exact Mass 163.07500
PSA 61.80000
LogP 1.28030
Vapour Pressure 0.0112mmHg at 25°C
Index of Refraction 1.572

 Safety Information

HS Code 2933990090

 Synthetic Route

2-Chloro-4,6-dimethylnicotinamide structure

2-Chloro-4,6-di...

CAS#:140413-44-1

~81%

3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- Structure

3H-Pyrazolo[3,4...

CAS#:28491-67-0

Literature: Kalme, Z. A.; Roloff, B.; Pelcher, Yu. E.; Popelis, Yu. Yu.; Khagen, F.; Dubur, G. Ya Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 9 p. 1031 - 1035 Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 9 p. 1218 - 1222
3-Amino-3-pyrazolin-5-one structure

3-Amino-3-pyraz...

CAS#:28491-52-3

2,4-Pentandione structure

2,4-Pentandione

CAS#:123-54-6

~%

3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- Structure

3H-Pyrazolo[3,4...

CAS#:28491-67-0

Literature: Schmidt et al. Angewandte Chemie, 1958 , vol. 70, p. 344 Full Text Show Details Taylor; Barton Journal of the American Chemical Society, 1959 , vol. 81, p. 2448,2451
2-Chloro-4,6-dimethylnicotinonitrile structure

2-Chloro-4,6-di...

CAS#:14237-71-9

~%

3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- Structure

3H-Pyrazolo[3,4...

CAS#:28491-67-0

Literature: Kalme, Z. A.; Roloff, B.; Pelcher, Yu. E.; Popelis, Yu. Yu.; Khagen, F.; Dubur, G. Ya Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 9 p. 1031 - 1035 Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 9 p. 1218 - 1222
3-Amino-3-pyrazolin-5-one structure

3-Amino-3-pyraz...

CAS#:28491-52-3

2,4-Pentandione structure

2,4-Pentandione

CAS#:123-54-6

~19%

3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- Structure

3H-Pyrazolo[3,4...

CAS#:28491-67-0

Pyrazolo[1,5-a]pyrimidin-2(1H)-one,5,7-dimethyl- structure

Pyrazolo[1,5-a]...

CAS#:26911-66-0

Literature: Schmidt et al. Angewandte Chemie, 1958 , vol. 70, p. 344 Full Text Show Details Taylor; Barton Journal of the American Chemical Society, 1959 , vol. 81, p. 2448,2451 Full Text Show Details Papini et al. Gazzetta Chimica Italiana, 1954 , vol. 84, p. 769,777
Pyrazolo[1,5-a]pyrimidin-2(1H)-one,5,7-dimethyl- structure

Pyrazolo[1,5-a]...

CAS#:26911-66-0

~14%

3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl- Structure

3H-Pyrazolo[3,4...

CAS#:28491-67-0

Literature: Balicki, Roman Polish Journal of Chemistry, 1983 , vol. 57, # 10-12 p. 1377 - 1380

 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-Oxo-4,6-dimethyl-2,3-dihydro-1H-pyrazolo<3,4-b>pyridin
4,6-dimethyl-3-oxo-2,3-dihydro-1H-pyrazolo<3,4-b>pyridine
4,6-dimethyl-3-oxo-2,3-dihydropyrazolo<3,4-b>pyridine
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Chemsrc provides CAS#:28491-67-0 MSDS, density, melting point, boiling point, structure, etc. Its name is 3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl->> amp version: 3H-Pyrazolo[3,4-b]pyridin-3-one,1,2-dihydro-4,6-dimethyl-

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