6-chloro-3-methylquinazolin-4-one

Modify Date: 2025-09-21 15:20:52

6-chloro-3-methylquinazolin-4-one Structure
6-chloro-3-methylquinazolin-4-one structure
 Common Name 6-chloro-3-methylquinazolin-4-one
CAS Number 16064-09-8 Molecular Weight 194.61800
Density 1.37g/cm3 Boiling Point 346.7ºC at 760mmHg
Molecular Formula C9H7ClN2O Melting Point N/A
MSDS N/A Flash Point 163.4ºC

 Names

Name 6-chloro-3-methylquinazolin-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.37g/cm3
Boiling Point 346.7ºC at 760mmHg
Molecular Formula C9H7ClN2O
Molecular Weight 194.61800
Flash Point 163.4ºC
Exact Mass 194.02500
PSA 34.89000
LogP 1.58690
Vapour Pressure 5.67E-05mmHg at 25°C
Index of Refraction 1.642

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VA2700000
CHEMICAL NAME :
4(3H)-Quinazolinone, 6-chloro-3-methyl-
CAS REGISTRY NUMBER :
16064-09-8
BEILSTEIN REFERENCE NO. :
0779039
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C9-H7-Cl-N2-O
MOLECULAR WEIGHT :
194.63
WISWESSER LINE NOTATION :
T66 BVN ENJ C1 IG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CHTPBA Chimica Therapeutica. (Paris, France) V.1-8, 1965-73. For publisher information, see EJMCA5. Volume(issue)/page/year: 2,231,1967

 Safety Information

HS Code 2933990090

 Synthetic Route

N-methylformamide structure

N-methylformamide

CAS#:123-39-7

2-Amino-5-chlorobenzoic acid structure

2-Amino-5-chlor...

CAS#:635-21-2

~63%

6-chloro-3-methylquinazolin-4-one Structure

6-chloro-3-meth...

CAS#:16064-09-8

Literature: FLYNN, Gary, A. Patent: WO2013/22766 A1, 2013 ; Location in patent: Page/Page column 96 ; WO 2013/022766 A1
5-chloro-2-formamidobenzoic acid structure

5-chloro-2-form...

CAS#:26208-56-0

methylamine structure

methylamine

CAS#:74-89-5

~52%

6-chloro-3-methylquinazolin-4-one Structure

6-chloro-3-meth...

CAS#:16064-09-8

Literature: Santagati, Natale Alfredo; Bousquet, Ennio; Spadaro, Angelo; Ronsisvalle, Giuseppe Farmaco, 1999 , vol. 54, # 11-12 p. 780 - 784

 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

6-chloro-3-methyl-3H-quinazolin-4-one
6-chloro-3-methyl-4-oxo-quinazoline
6-CHLORO-3-METHYL-4-QUINAZOLINONE
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