2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione

Modify Date: 2025-08-28 09:32:56

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure
2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione structure
Common Name 2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione
CAS Number 5429-33-4 Molecular Weight 257.24500
Density 1.335g/cm3 Boiling Point 441.2ºC at 760 mmHg
Molecular Formula C13H11N3O3 Melting Point N/A
MSDS N/A Flash Point 220.6ºC

 Names

Name 4,6-dimethyl-2-phenyl-[1,3]oxazolo[5,4-d]pyrimidine-5,7-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.335g/cm3
Boiling Point 441.2ºC at 760 mmHg
Molecular Formula C13H11N3O3
Molecular Weight 257.24500
Flash Point 220.6ºC
Exact Mass 257.08000
PSA 70.03000
LogP 0.89220
Index of Refraction 1.596
InChIKey YYLSMHZXCZRMRF-UHFFFAOYSA-N
SMILES Cn1c(=O)c2nc(-c3ccccc3)oc2n(C)c1=O

 Safety Information

HS Code 2934999090

 Synthetic Route

~30%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

Learn More
Literature: Van Tinh, Dang; Stadlbauer, Wolfgang Journal of Heterocyclic Chemistry, 1996 , vol. 33, # 4 p. 1025 - 1030

~10%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

Learn More
Literature: Van Tinh, Dang; Stadlbauer, Wolfgang Journal of Heterocyclic Chemistry, 1996 , vol. 33, # 4 p. 1025 - 1030

~80%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

Learn More
Literature: Van Tinh, Dang; Stadlbauer, Wolfgang Journal of Heterocyclic Chemistry, 1996 , vol. 33, # 4 p. 1025 - 1030

~%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

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Literature: Senga; Sato; Nishigaki Chemical and Pharmaceutical Bulletin, 1978 , vol. 26, # 3 p. 765 - 769

~%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

Learn More
Literature: Biltz; Strufe Justus Liebigs Annalen der Chemie, 1914 , vol. 404, p. 164

~%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

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Literature: Mueller, Christa E.; Roegler, Carolin; Hockemeyer, Joerg Heterocycles, 2009 , vol. 79, # C p. 703 - 720

~%

2,4-dimethyl-8-phenyl-9-oxa-2,4,7-triazabicyclo[4.3.0]nona-7,10-diene-3,5-dione Structure

2,4-dimethyl-8-...

CAS#:5429-33-4

Learn More
Literature: Biltz; Strufe Justus Liebigs Annalen der Chemie, 1914 , vol. 404, p. 164

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Bioassay

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Name: HIV Cellular Data
Source: NIAID
Target: N/A
External Id: HIV Cellular Data
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 Synonyms

4,6-Dimethyl-2-phenyl[1,3]oxazolo[5,4-d]pyrimidine-5,7(4H,6H)-dione
4,6-dimethyl-2-phenyl-4H-oxazolo[5,4-d]pyrimidine-5,7-dione
2-Phenyl-5,7-dimethyloxazolo<5,4-d>pyrimidin-4,6-(5H,7H)-dion
4,6-dimethyl-2-phenyloxazolo<5,4-d>pyrimidine-5,7(4H,6H)-dione
4,6-Dimethyl-2-phenyl-4H-oxazolo[5,4-d]pyrimidin-5,7-dion
5,7-dimethyl-2-phenyloxazolo<5,4-d>pyrimidine-4,6(5H,7H)-dione
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