2,3-Dimethyl-3H-quinazolin-4-one

Modify Date: 2025-08-25 08:21:48

2,3-Dimethyl-3H-quinazolin-4-one structure	Common Name	2,3-Dimethyl-3H-quinazolin-4-one
	CAS Number	1769-25-1	Molecular Weight	174.19900
	Density	1.18g/cm3	Boiling Point	303ºC at 760 mmHg
	Molecular Formula	C₁₀H₁₀N₂O	Melting Point	N/A
	MSDS	N/A	Flash Point	137ºC

Name	2,3-dimethylquinazolin-4-one
Synonym	More Synonyms

Density	1.18g/cm3
Boiling Point	303ºC at 760 mmHg
Molecular Formula	C₁₀H₁₀N₂O
Molecular Weight	174.19900
Flash Point	137ºC
Exact Mass	174.07900
PSA	34.89000
LogP	1.24190
Vapour Pressure	0.000957mmHg at 25°C
Index of Refraction	1.608

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VA3314500

CHEMICAL NAME :: 4(3H)-Quinazolinone, 2,3-dimethyl-

CAS REGISTRY NUMBER :: 1769-25-1

BEILSTEIN REFERENCE NO. :: 0131970

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H10-N2-O

MOLECULAR WEIGHT :: 174.22

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 :: >200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 13,688,1963

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 85 mg/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Behavioral - stiffness

REFERENCE :: IJMRAQ Indian Journal of Medical Research. (Indian Council of Medical Research, Ansari Nagar, New Delhi 110 029, India) V.1- 1913- Volume(issue)/page/year: 69,1008,1979

HS Code	2933990090

Precursor 7
CAS#:145913-36-6 N-acetyl-N-meth... CAS#:1769-24-0 2-Methylquinazo... CAS#:77-78-1 Dimethyl sulfate CAS#:74-88-4 methyl iodide
CAS#:59525-16-5 N-acetyl-anthra... CAS#:58084-22-3 2-iodo-N-methyl... CAS#:143-37-3 acetamidine
DownStream 1
CAS#:3137-63-1 4-Chloro-2-(tri...

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%

2,3-dimethylquinazolin-4(3H)-one

2,3-Dimethyl-3H-chinazolin-4-on

B 265

2,3-dimethyl-3H-quinazolin-4-one

2,3-dimethyl-4(3H)-quinazolinone

4(3H)-Quinazolinone,2,3-dimethyl

2.3-Dimethyl-chinazolon-(4)

2,3-Dimethyl-chinazolinone(4) [German]

Dimethylquinazolone

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2,3-Dimethyl-3H-quinazolin-4-one

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Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.