4-methylpyrazolo[1,5-a]pyrimidin-7-one

Modify Date: 2025-08-25 08:56:01

4-methylpyrazolo[1,5-a]pyrimidin-7-one Structure
4-methylpyrazolo[1,5-a]pyrimidin-7-one structure
 Common Name 4-methylpyrazolo[1,5-a]pyrimidin-7-one
CAS Number 77494-09-8 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 4-methylpyrazolo[1,5-a]pyrimidin-7-one

 Chemical & Physical Properties

Molecular Formula C7H7N3O
Molecular Weight 149.15000
Exact Mass 149.05900
PSA 39.30000
LogP 0.03300
InChIKey VTFVJLCBMVBAPX-UHFFFAOYSA-N
SMILES Cn1ccc(=O)n2nccc12

 Safety Information

HS Code 2933990090

 Synthetic Route

PYRAZOLO[1,5-A]PYRIMIDIN-7(4H)-ONE structure

PYRAZOLO[1,5-A]...

CAS#:29274-23-5

methyl iodide structure

methyl iodide

CAS#:74-88-4

~86%

4-methylpyrazolo[1,5-a]pyrimidin-7-one Structure

4-methylpyrazol...

CAS#:77494-09-8

Literature: Gavrin, Lori K.; Lee, Arthur; Provencher, Brian A.; Massefski, Walter W.; Huhn, Stephen D.; Ciszewski, Gregory M.; Cole, Derek C.; McKew, John C. Journal of Organic Chemistry, 2007 , vol. 72, # 3 p. 1043 - 1046
7-OXO-4,7-DIHYDROPYRAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLIC ACID structure

7-OXO-4,7-DIHYD...

CAS#:197367-75-2

~%

4-methylpyrazolo[1,5-a]pyrimidin-7-one Structure

4-methylpyrazol...

CAS#:77494-09-8

Literature: Gavrin, Lori K.; Lee, Arthur; Provencher, Brian A.; Massefski, Walter W.; Huhn, Stephen D.; Ciszewski, Gregory M.; Cole, Derek C.; McKew, John C. Journal of Organic Chemistry, 2007 , vol. 72, # 3 p. 1043 - 1046
ETHYL 7-OXO-4,7-DIHYDROPYRAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLATE structure

ETHYL 7-OXO-4,7...

CAS#:29274-18-8

~%

4-methylpyrazolo[1,5-a]pyrimidin-7-one Structure

4-methylpyrazol...

CAS#:77494-09-8

Literature: Gavrin, Lori K.; Lee, Arthur; Provencher, Brian A.; Massefski, Walter W.; Huhn, Stephen D.; Ciszewski, Gregory M.; Cole, Derek C.; McKew, John C. Journal of Organic Chemistry, 2007 , vol. 72, # 3 p. 1043 - 1046

 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%
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Chemsrc provides 4-methylpyrazolo[1,5-a]pyrimidin-7-one(CAS#:77494-09-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of 4-methylpyrazolo[1,5-a]pyrimidin-7-one are included as well.>> amp version: 4-methylpyrazolo[1,5-a]pyrimidin-7-one

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