6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one

Modify Date: 2025-08-25 17:26:31

6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one Structure
6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one structure
 Common Name 6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one
CAS Number 144485-86-9 Molecular Weight 241.24500
Density 1.35g/cm3 Boiling Point 471.4ºC at 760 mmHg
Molecular Formula C13H11N3O2 Melting Point N/A
MSDS N/A Flash Point 238.9ºC

 Names

Name 6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one

 Chemical & Physical Properties

Density 1.35g/cm3
Boiling Point 471.4ºC at 760 mmHg
Molecular Formula C13H11N3O2
Molecular Weight 241.24500
Flash Point 238.9ºC
Exact Mass 241.08500
PSA 60.92000
LogP 1.99050
Vapour Pressure 4.66E-09mmHg at 25°C
Index of Refraction 1.67

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VA3679020
CHEMICAL NAME :
4(3H)-Quinazolinone, 6-methyl-3-(3-methyl-5-isoxazolyl)-
CAS REGISTRY NUMBER :
144485-86-9
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C13-H11-N3-O2
MOLECULAR WEIGHT :
241.27

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
FRMCE8 Farmaco. (Societa Chimica Italiana, Corso Strada Nova, 86, Casella Postale 227, 27100 Pavia, Italy) V.44- 1989- Volume(issue)/page/year: 47,465,1992
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
FRMCE8 Farmaco. (Societa Chimica Italiana, Corso Strada Nova, 86, Casella Postale 227, 27100 Pavia, Italy) V.44- 1989- Volume(issue)/page/year: 47,465,1992

 Synthetic Route

5-methyl-2-nitrobenzoyl chloride structure

5-methyl-2-nitr...

CAS#:38818-49-4

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6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one Structure

6-methyl-3-(3-m...

CAS#:144485-86-9

Literature: Plescia; Diadone; Raffa; Bajardi; Caruso; Cutuli; Amico-Roxas Farmaco, 1992 , vol. 47, # 4 p. 465 - 475
5-methyl-N-(3-methylisoxazol-5-yl)-2-nitrobenzamide structure

5-methyl-N-(3-m...

CAS#:144486-01-1

~%

6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one Structure

6-methyl-3-(3-m...

CAS#:144485-86-9

Literature: Plescia; Diadone; Raffa; Bajardi; Caruso; Cutuli; Amico-Roxas Farmaco, 1992 , vol. 47, # 4 p. 465 - 475

 Precursor & DownStream

Precursor  2

DownStream  0

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Chemsrc provides CAS#:144485-86-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one>> amp version: 6-methyl-3-(3-methyl-1,2-oxazol-5-yl)quinazolin-4-one

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