4-[[4-(Dimethylamino)-o-tolyl]azo]-3-methylpyridine 1-oxide

Modify Date: 2025-09-20 11:41:37

4-[[4-(Dimethylamino)-o-tolyl]azo]-3-methylpyridine 1-oxide Structure
4-[[4-(Dimethylamino)-o-tolyl]azo]-3-methylpyridine 1-oxide structure
 Common Name 4-[[4-(Dimethylamino)-o-tolyl]azo]-3-methylpyridine 1-oxide
CAS Number 19471-28-4 Molecular Weight 270.33000
Density 1.11g/cm3 Boiling Point 513.7ºC at 760 mmHg
Molecular Formula C15H18N4O Melting Point N/A
MSDS N/A Flash Point 264.5ºC

 Names

Name N,N,3-Trimethyl-4-[(E)-(3-methyl-1-oxido-4-pyridinyl)diazenyl]ani line

 Chemical & Physical Properties

Density 1.11g/cm3
Boiling Point 513.7ºC at 760 mmHg
Molecular Formula C15H18N4O
Molecular Weight 270.33000
Flash Point 264.5ºC
Exact Mass 270.14800
PSA 53.42000
LogP 4.21330
Vapour Pressure 1.15E-10mmHg at 25°C
Index of Refraction 1.581

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TJ6475000
CHEMICAL NAME :
3-Picoline, 4-((4-(dimethylamino)-o-tolyl)azo)-, 1-oxide
CAS REGISTRY NUMBER :
19471-28-4
LAST UPDATED :
198910
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C15-H18-N4-O
MOLECULAR WEIGHT :
270.37
WISWESSER LINE NOTATION :
T6NJ AO C1 DNUNR B1 DN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4284 mg/kg/17W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
REFERENCE :
JNCIAM Journal of the National Cancer Institute. (Washington, DC) V.1-60, 1940-78. For publisher information, see JJIND8. Volume(issue)/page/year: 41,855,1968
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Chemsrc provides CAS#:19471-28-4 MSDS, density, melting point, boiling point, structure, etc. Its name is 4-[[4-(Dimethylamino)-o-tolyl]azo]-3-methylpyridine 1-oxide>> amp version: 4-[[4-(Dimethylamino)-o-tolyl]azo]-3-methylpyridine 1-oxide

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