3,4-Dihydroquinazolin-2(1H)-one

Modify Date: 2024-01-10 17:14:13

3,4-Dihydroquinazolin-2(1H)-one Structure
3,4-Dihydroquinazolin-2(1H)-one structure
Common Name 3,4-Dihydroquinazolin-2(1H)-one
CAS Number 66655-67-2 Molecular Weight 148.162
Density 1.2±0.1 g/cm3 Boiling Point 257.2±33.0 °C at 760 mmHg
Molecular Formula C8H8N2O Melting Point 241-242ºC
MSDS N/A Flash Point 119.7±25.5 °C

 Names

Name 3,4-dihydro-1H-quinazolin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 257.2±33.0 °C at 760 mmHg
Melting Point 241-242ºC
Molecular Formula C8H8N2O
Molecular Weight 148.162
Flash Point 119.7±25.5 °C
Exact Mass 148.063660
PSA 44.62000
LogP 0.86
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.565

 Safety Information

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

~92%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Yoshida, Tohru; Kambe, Nobuaki; Murai, Shinji; Sonoda, Noboru Bulletin of the Chemical Society of Japan, 1987 , vol. 60, p. 1793 - 1800

~80%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Yoshida, Tohru; Kambe, Nobuaki; Ogawa, Akiya; Sonoda, Noboru Phosphorus and Sulfur and the Related Elements, 1988 , vol. 38, p. 137 - 148

~89%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Paz, Jairo; Perez-Balado, Carlos; Iglesias, Beatriz; Munoz, Luis Journal of Organic Chemistry, 2010 , vol. 75, # 9 p. 3037 - 3046

~71%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Han, Chong; Porco Jr., John A. Organic Letters, 2007 , vol. 9, # 8 p. 1517 - 1520

~41%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Leung, Man-Kit; Lai, Jun-Liang; Lau, King-Hang; Yu, Hsiao-Hua; Hsiao, Hsiang-Ju Journal of Organic Chemistry, 1996 , vol. 61, # 12 p. 4175 - 4179

~%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Brady, Ryan M.; Khakham, Yelena; Lessene, Guillaume; Baell, Jonathan B. Organic and Biomolecular Chemistry, 2011 , vol. 9, # 3 p. 656 - 658

~%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Brady, Ryan M.; Khakham, Yelena; Lessene, Guillaume; Baell, Jonathan B. Organic and Biomolecular Chemistry, 2011 , vol. 9, # 3 p. 656 - 658

~%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Brady, Ryan M.; Khakham, Yelena; Lessene, Guillaume; Baell, Jonathan B. Organic and Biomolecular Chemistry, 2011 , vol. 9, # 3 p. 656 - 658

~%

3,4-Dihydroquinazolin-2(1H)-one Structure

3,4-Dihydroquin...

CAS#:66655-67-2

Literature: Busch Journal fuer Praktische Chemie (Leipzig), 1895 , vol. <2> 51, p. 126

 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

Dihydroquinazolinone
3,4-Dihydroquinazolin-2(1H)-one
1,2,3,4-tetrahydro-quinazolin-2-on
3,4-Dihydro-2(1H)-quinazolinone
2(1H)-Quinazolinone, 3,4-dihydro-