1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one

Modify Date: 2025-08-25 12:10:44

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure
1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one structure
 Common Name 1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one
CAS Number 5661-01-8 Molecular Weight 136.15100
Density 1.43g/cm3 Boiling Point 270.5ºC at 760mmHg
Molecular Formula C7H8N2O Melting Point N/A
MSDS N/A Flash Point 117.4ºC

 Names

Name 6,7-Dihydro-3H-cyclopenta[d]pyrimidin-4(5H)-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.43g/cm3
Boiling Point 270.5ºC at 760mmHg
Molecular Formula C7H8N2O
Molecular Weight 136.15100
Flash Point 117.4ºC
Exact Mass 136.06400
PSA 46.01000
LogP 0.67090
Index of Refraction 1.701
InChIKey RCTLNIIGJAMFQP-UHFFFAOYSA-N
SMILES O=c1[nH]cnc2c1CCC2
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

Methyl 2-aminocyclopent-1-enecarboxylate structure

Methyl 2-aminoc...

CAS#:52909-60-1

(Z)-Methanimidic acid structure

(Z)-Methanimidi...

CAS#:77287-34-4

~38%

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure

1,5,6,7-Tetrahy...

CAS#:5661-01-8

Literature: Kikuchi, Haruhisa; Horoiwa, Seiko; Kasahara, Ryota; Hariguchi, Norimitsu; Matsumoto, Makoto; Oshima, Yoshiteru European Journal of Medicinal Chemistry, 2014 , vol. 76, p. 10 - 19
methyl 2-formamidocyclopent-1-enecarboxylate structure

methyl 2-formam...

CAS#:1452392-78-7

~80%

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure

1,5,6,7-Tetrahy...

CAS#:5661-01-8

Literature: Gangjee, Aleem; Zhao, Ying; Raghavan, Sudhir; Rohena, Cristina C.; Mooberry, Susan L.; Hamel, Ernest Journal of Medicinal Chemistry, 2013 , vol. 56, # 17 p. 6829 - 6844
2-Mercapto-6,7-dihydro-3H-cyclopentapyrimidin-4(5H)-one structure

2-Mercapto-6,7-...

CAS#:35563-27-0

~%

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure

1,5,6,7-Tetrahy...

CAS#:5661-01-8

Literature: Journal of the American Chemical Society, , vol. 81, p. 3108,3111
Ethyl 2-oxocyclopentanecarboxylate structure

Ethyl 2-oxocycl...

CAS#:611-10-9

~%

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure

1,5,6,7-Tetrahy...

CAS#:5661-01-8

Literature: Journal of the American Chemical Society, , vol. 81, p. 3108,3111
2-Methoxy carbonyl cyclopentanone structure

2-Methoxy carbo...

CAS#:10472-24-9

~%

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure

1,5,6,7-Tetrahy...

CAS#:5661-01-8

Literature: Journal of Medicinal Chemistry, , vol. 56, # 17 p. 6829 - 6844
Methyl 2-aminocyclopent-1-enecarboxylate structure

Methyl 2-aminoc...

CAS#:52909-60-1

~%

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one Structure

1,5,6,7-Tetrahy...

CAS#:5661-01-8

Literature: Journal of Medicinal Chemistry, , vol. 56, # 17 p. 6829 - 6844

 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

1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one
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Chemsrc provides CAS#:5661-01-8 MSDS, density, melting point, boiling point, structure, etc. Its name is 1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one>> amp version: 1,5,6,7-Tetrahydrocyclopenta[d]pyrimidin-4-one

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