CAS 2491-52-3|Diazene,1-(4-nitrophenyl)-2-phenyl-

Introduction：Basic information about CAS 2491-52-3|Diazene,1-(4-nitrophenyl)-2-phenyl-, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
4. Safety Information
5. Customs
6. Articles4
7. Synonyms

Common Name	Diazene,1-(4-nitrophenyl)-2-phenyl-
CAS Number	2491-52-3	Molecular Weight	227.21900
Density	1.23g/cm3	Boiling Point	392.9ºC at 760mmHg
Molecular Formula	C₁₂H₉N₃O₂	Melting Point	132-134ºC(lit.)
MSDS	ChineseUSA	Flash Point	191.4ºC
Symbol	GHS07, GHS08	Signal Word	Warning

Names

Name	4-Nitroazobenzene
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.23g/cm3
Boiling Point	392.9ºC at 760mmHg
Melting Point	132-134ºC(lit.)
Molecular Formula	C₁₂H₉N₃O₂
Molecular Weight	227.21900
Flash Point	191.4ºC
Exact Mass	227.06900
PSA	70.54000
LogP	4.53340
Vapour Pressure	5.02E-06mmHg at 25°C
Index of Refraction	1.62
InChIKey	TZTDJBMGPQLSLI-UHFFFAOYSA-N
SMILES	O=[N+]([O-])c1ccc(N=Nc2ccccc2)cc1

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CN2710000

CHEMICAL NAME :: Azobenzene, 4-nitro-

CAS REGISTRY NUMBER :: 2491-52-3

LAST UPDATED :: 199410

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C12-H9-N3-O2

MOLECULAR WEIGHT :: 227.24

WISWESSER LINE NOTATION :: WNR DNUNR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 100 nmol/plate

REFERENCE :: GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 72,921,1981

Safety Information

Symbol	GHS07, GHS08
Signal Word	Warning
Hazard Statements	H302 + H312 + H332-H315-H319-H335-H351
Precautionary Statements	P261-P280-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	Xn: Harmful;
Risk Phrases	20/21/22-36/37/38-40
Safety Phrases	S26;S27;S36/S37/S39
RIDADR	NONH for all modes of transport
RTECS	CN2710000
HS Code	2927000090

Customs

HS Code	2927000090
Summary	2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles4

Mutagenicity of 4-aminoazobenzene, N-hydroxy-4-aminoazobenzene, 4-nitrosoazobenzene, 4-nitroazobenzene, and their ring methoxylated derivatives on Salmonella.

Gann 72(6) , 921-9, (1981)

The mutagenicities of 4-aminoazobenzene (AAB), N-hydroxy-4-aminoazobenzene, 4-nitroazobenzene, and their 2-, 3-, 4'-methoxyl and 2,5-dimethoxyl derivatives, and 2- and 3-methoxy-4-nitrosoazobenzene we...

Determination of the structure and orientation of organic molecules tethered to flat graphitic carbon by ATR-FT-IR and Raman spectroscopy.

Anal. Chem. 78(9) , 3104-12, (2006)

Mono- and multilayers of nitroazobenzene (NAB), azobenzene (AB), nitrobiphenyl (NBP), biphenyl (BP), and fluorene (FL) were covalently bonded to flat pyrolyzed photoresist films (PPF) by electrochemic...

Resonance Raman spectroscopy and quantum-chemical calculations of push-pull molecules: 4-hydroxy-4'-nitroazobenzene and its anion.

J. Phys. Chem. A 111(51) , 13452-6, (2007)

The deprotonation of the push-pull molecule 4-hydroxy-4'-nitroazobenzene leads to a substantial variation in the charge distribution over the donor and acceptor moieties in the D-pi-azo-pi-A system. T...

Synonyms

(4-nitrophenyl)-phenyldiazene

EINECS 219-656-6

MFCD00007309

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