5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile

Modify Date: 2025-09-24 00:01:36

5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure
5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile structure
 Common Name 5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile
CAS Number 77937-06-5 Molecular Weight 358.34900
Density 1.43g/cm3 Boiling Point 530.2ºC at 760 mmHg
Molecular Formula C17H18N4O5 Melting Point N/A
MSDS N/A Flash Point 274.5ºC

 Names

Name 5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile

 Chemical & Physical Properties

Density 1.43g/cm3
Boiling Point 530.2ºC at 760 mmHg
Molecular Formula C17H18N4O5
Molecular Weight 358.34900
Flash Point 274.5ºC
Exact Mass 358.12800
PSA 123.64000
LogP 0.32308
Index of Refraction 1.648

 Synthetic Route

diazomethane structure

diazomethane

CAS#:186581-53-3

5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile structure

5a-acetyl-6,6a-...

CAS#:77936-93-7

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5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure

5a-acetyl-6,6a-...

CAS#:77937-06-5

Literature: Kurihara; Nasu; Ishimori; Tani Journal of Heterocyclic Chemistry, 1981 , vol. 18, # 1 p. 163 - 173
ethyl 6-acetyl-3-cyano-7-(1-diazo-2-ethoxy-2-oxoethyl)-4,7-dihydropyrazolo[1,5-a]pyrimidine-7-carboxylate structure

ethyl 6-acetyl-...

CAS#:77947-26-3

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5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure

5a-acetyl-6,6a-...

CAS#:77937-06-5

Literature: Kurihara; Nasu; Ishimori; Tani Journal of Heterocyclic Chemistry, 1981 , vol. 18, # 1 p. 163 - 173
ethyl 6-acetyl-3-cyano-4,7-dihydropyrazolo[1,5-a]pyrimidine-7-carboxylate structure

ethyl 6-acetyl-...

CAS#:77936-76-6

~%

5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure

5a-acetyl-6,6a-...

CAS#:77937-06-5

Literature: Kurihara; Nasu; Ishimori; Tani Journal of Heterocyclic Chemistry, 1981 , vol. 18, # 1 p. 163 - 173
ethyl 3-(((4-cyano-1H-pyrazol-5-yl)amino)methylene)-2,4-dioxopentanoate structure

ethyl 3-(((4-cy...

CAS#:77936-67-5

~%

5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure

5a-acetyl-6,6a-...

CAS#:77937-06-5

Literature: Kurihara; Nasu; Ishimori; Tani Journal of Heterocyclic Chemistry, 1981 , vol. 18, # 1 p. 163 - 173
ethyl 6-acetyl-3-cyanopyrazolo[1,5-a]pyrimidine-7-carboxylate structure

ethyl 6-acetyl-...

CAS#:70169-91-4

~%

5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure

5a-acetyl-6,6a-...

CAS#:77937-06-5

Literature: Kurihara; Nasu; Ishimori; Tani Journal of Heterocyclic Chemistry, 1981 , vol. 18, # 1 p. 163 - 173
ethyl 3-(ethoxymethylidene)-2,4-dioxopentanoate structure

ethyl 3-(ethoxy...

CAS#:57397-70-3

~%

5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile Structure

5a-acetyl-6,6a-...

CAS#:77937-06-5

Literature: Kurihara; Nasu; Ishimori; Tani Journal of Heterocyclic Chemistry, 1981 , vol. 18, # 1 p. 163 - 173
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Chemsrc provides CAS#:77937-06-5 MSDS, density, melting point, boiling point, structure, etc. Its name is 5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile>> amp version: 5a-acetyl-6,6a-dicarbethoxy-5a,6a-dihydro-5-methyl-6H-cyclopropa<5a,6a>pyrazolo<1,5-a>pyrimidine-3-carbonitrile

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