1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one

Modify Date: 2025-09-15 17:08:48

1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one Structure
1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one structure
Common Name 1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one
CAS Number 78873-74-2 Molecular Weight 200.19300
Density 1.415g/cm3 Boiling Point 462.9ºC at 760 mmHg
Molecular Formula C11H8N2O2 Melting Point N/A
MSDS N/A Flash Point 233.7ºC

 Names

Name 1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.415g/cm3
Boiling Point 462.9ºC at 760 mmHg
Molecular Formula C11H8N2O2
Molecular Weight 200.19300
Flash Point 233.7ºC
Exact Mass 200.05900
PSA 58.89000
LogP 1.97770
Index of Refraction 1.67

 Synthetic Route

~68%

1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one Structure

1-methyl-2H-iso...

CAS#:78873-74-2

Literature: Datta, Debashish; Usgaonkar, R. N. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981 , vol. 20, # 5 p. 376 - 379

~48%

1-methyl-2H-isochromeno[3,4-c]pyrazol-5-one Structure

1-methyl-2H-iso...

CAS#:78873-74-2

Literature: Datta, Debashish; Usgaonkar, R. N. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981 , vol. 20, # 5 p. 376 - 379

 Precursor & DownStream

Precursor  1

DownStream  0

 Synonyms

[2]Benzopyrano[3,4-c]pyrazole-5-one
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