Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate

Modify Date: 2024-01-10 20:05:42

Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate Structure
Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate structure
Common Name Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate
CAS Number 104556-86-7 Molecular Weight 207.18600
Density 1.471g/cm3 Boiling Point 377.203ºC at 760 mmHg
Molecular Formula C9H9N3O3 Melting Point N/A
MSDS N/A Flash Point 181.926ºC

 Names

Name Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.471g/cm3
Boiling Point 377.203ºC at 760 mmHg
Molecular Formula C9H9N3O3
Molecular Weight 207.18600
Flash Point 181.926ºC
Exact Mass 207.06400
PSA 76.46000
LogP 0.19930
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.658

 Safety Information

HS Code 2933990090

 Synthetic Route

~74%

Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate Structure

Ethyl 4,7-dihyd...

CAS#:104556-86-7

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

~33%

Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate Structure

Ethyl 4,7-dihyd...

CAS#:104556-86-7

Literature: Chu; Suh; Mesbah; Cutler Journal of Heterocyclic Chemistry, 1986 , vol. 23, # 2 p. 349 - 352

 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

Ethyl succinyl chloride(ESC)
3-chlorocarbonyl-propionic acid ethyl ester
ethyl 4-chloro-4-oxobutanoate
Ethyl succinyl chloride
ETHYLSS-BENZOYLACRYLATE
Ethyl siccinyl chloride
ethyl 3-(chlorocarbonyl)propanoate
3-ethoxycarbonyl-propionyl chloride
ETHYL 4-CHLORO-4-OXOBUTYRATE
ethyl 7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate
3-carboethoxy-propionyl chloride
3-ethoxycarbonylpyrazolo<1,5-a>pyrimidin-7-one
3-Carbethoxypropionyl chloride
Ethyl succinoyl chloride
Monoethyl succinyl chloride
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