3-Methyl-11H-1,2,4-triazolo(4,3:2,3)pyridazino(4,5-b)indole

Modify Date: 2025-08-25 08:23:13

3-Methyl-11H-1,2,4-triazolo(4,3:2,3)pyridazino(4,5-b)indole structure	Common Name	3-Methyl-11H-1,2,4-triazolo(4,3:2,3)pyridazino(4,5-b)indole
	CAS Number	74378-08-8	Molecular Weight	223.23300
	Density	1.58g/cm3	Boiling Point	634.5ºC at 760 mmHg
	Molecular Formula	C₁₂H₉N₅	Melting Point	N/A
	MSDS	N/A	Flash Point	337.5ºC

Name	11H-1,2,4-triazolo(4,3-b)pyridazino(4,5-b)indole
Synonym	More Synonyms

Density	1.58g/cm3
Boiling Point	634.5ºC at 760 mmHg
Molecular Formula	C₁₂H₉N₅
Molecular Weight	223.23300
Flash Point	337.5ºC
Exact Mass	223.08600
PSA	58.87000
LogP	2.06720
Index of Refraction	1.866

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XZ5495850

CAS REGISTRY NUMBER :: 74378-08-8

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H9-N5

MOLECULAR WEIGHT :: 223.26

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 :: 794 mg/kg

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

REFERENCE :: JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 71,1406,1982

acetic acid structure

acetic acid

CAS#:64-19-7

3,5-Dihydro-4H-pyridazino(4,5-b)indol-4-one hydrazone structure

3,5-Dihydro-4H-...

CAS#:74377-94-9

~95%

3-Methyl-11H-1,2,4-triazolo(4,3:2,3)pyridazino(4,5-b)indole Structure

3-Methyl-11H-1,...

CAS#:74378-08-8

Literature: Vega; Aldana; Rabbani; Fernandez-Alvarez Journal of Heterocyclic Chemistry, 1980 , vol. 17, # 1 p. 77 - 80

Precursor 2
CAS#:64-19-7 acetic acid CAS#:74377-94-9 3,5-Dihydro-4H-...
DownStream 0

11-guanidinoundecanamide

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