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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Triazene,1-ethyl-3-(4-methylphenyl)-
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50707-40-9

50707-40-9 structure

50707-40-9 structure

Name: 1-ethyl-3-(4-methylphenyl)triaz-1-ene
Chemical Name: 1-ethyl-3-p-tolyltriazene
CAS Number: 50707-40-9
Molecular Formula: C₉H₁₃N₃
Molecular Weight: 163.220
Create Date: 2018-08-10 18:42:28
Modify Date: 2025-08-25 08:26:03

Name	1-ethyl-3-p-tolyltriazene
Synonyms	1-Triazene, 1-ethyl-3-(4-methylphenyl)-, (1E)- 1-Ethyl-3-p-tolyltriazene Ethyltolyltriazene 1-ethyl-3-(4-methylphenyl)triaz-1-ene foresterification 1-triazene, 1-ethyl-3-(4-methylphenyl)- (1E)-1-Ethyl-3-(4-methylphenyl)-1-triazene 1-ETHYL-3-PARA-TOLYLTRIAZENE

Density	1.0±0.1 g/cm3
Boiling Point	234.8±33.0 °C at 760 mmHg
Molecular Formula	C₉H₁₃N₃
Molecular Weight	163.220
Flash Point	95.8±25.4 °C
Exact Mass	163.110947
PSA	36.75000
LogP	3.21
Vapour Pressure	0.1±0.5 mmHg at 25°C
Index of Refraction	1.536

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XY2760000

CHEMICAL NAME :: Triazene, 1-ethyl-3-(p-tolyl)-

CAS REGISTRY NUMBER :: 50707-40-9

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C9-H13-N3

MOLECULAR WEIGHT :: 163.25

WISWESSER LINE NOTATION :: 2NUNMR D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Immunological Including Allergic - decreased immune response

REFERENCE :: StoGD# Personal Communication from G.D. Stoner, Dept. of Community Medicine, School of Medicine, Univ. of California, La Jolla, CA 92037, May 25, 1975 Volume(issue)/page/year: 27MAY1975 ** TUMORIGENIC DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 20 mg/kg/I

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - 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: 54,495,1975

HS Code	2928000090

459-44-9 structure

459-44-9

75-04-7 structure

75-04-7

~%

50707-40-9 structure

50707-40-9

Literature: Laila, Abdulhameed A. R. Gazzetta Chimica Italiana, 1989 , vol. 119, # 8 p. 453 - 456

106-49-0 structure

106-49-0

75-04-7 structure

75-04-7

~%

50707-40-9 structure

50707-40-9

Literature: Khazaei, Ardeshir; Kazem-Rostami, Masoud; Moosavi-Zare, Ahmadreza; Bayat, Mohammad; Saednia, Shahnaz Synlett, 2012 , vol. 23, # 13 p. 1893 - 1896

Precursor 3
459-44-9 75-04-7 106-49-0
DownStream 3
106-45-6 106-49-0 101-97-3

HS Code	2928000090
Summary	2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

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