4-Nitrosophenol

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Names

[ CAS No. ]:
104-91-6

[ Name ]:
4-Nitrosophenol

[Synonym ]:
p-Quinone Monoxime
4-nitroso-pheno
Quinomeoxime
1,4-Benzoquinone Monoxime
4-hydroxynitrosobenzene
MFCD00002329
4-nitrosobenzyl alcohol
P-NITROSOPHENOL
4-Nitrosophenol
Phenol, 4-nitroso-
quinoneoxime
C-nitrosophenol
para-nitrosophenol
nitroso-4phenol
1-nitroso-4-hydroxy-benzene
4-Nitrosofenol
EINECS 203-251-6
Nitrosophenol

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
265.9±23.0 °C at 760 mmHg

[ Melting Point ]:
132-144°C

[ Molecular Formula ]:
C₆H₅NO₂

[ Molecular Weight ]:
123.109

[ Flash Point ]:
114.6±22.6 °C

[ Exact Mass ]:
123.032028

[ PSA ]:
49.66000

[ LogP ]:
1.27

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.564

[ Stability ]:
Stability Flammable. Incompatible with strong oxidizing agents. Explodes when heated, or in contact with acids or alkalies.

[ Water Solubility ]:
<0.1 g/100 mL at 21 ºC

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SM4725000

CHEMICAL NAME :: Phenol, p-nitroso-

CAS REGISTRY NUMBER :: 104-91-6

BEILSTEIN REFERENCE NO. :: 1856695

LAST UPDATED :: 199701

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C6-H5-N-O2

MOLECULAR WEIGHT :: 123.12

WISWESSER LINE NOTATION :: QR DNO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 200 mg/kg

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

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Rodent - rat Liver

DOSE/DURATION :: 750 ug/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 153,57,1985

Safety Information

[ Hazard Codes ]:
Xn,N

[ Risk Phrases ]:
R21/22

[ Safety Phrases ]:
S15-S24/25-S26-S61-S49-S47-S36/37/39

[ RIDADR ]:
3236

[ RTECS ]:
SM4725000

[ Packaging Group ]:
II

[ Hazard Class ]:
4.1

[ HS Code ]:
2908999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Phenol
4-Aminophenol
Ammonium nitrite, 20% soln
Sulfuric acid
chloro-(4-hydroxyphenyl)mercury
BENZENE, 1-METHOXY-4-NITROSO-
4-nitrosophenetole
N-hydroxyacetaminophen
N-Phenylhydroxylamine

DownStream

1,3-bis(4-hydroxyphenyl)thiourea
4-Bromophenol
4-Chlorophenol
Hydroquinone
4-Nitrophenol
4-Aminophenol
2-Chloro-4-nitrophenol
4-Iodophenol
Phenol,4-[(1-methylethyl)amino]-
2,6-Dibromo-4-nitrophenol

Customs

[ HS Code ]: 2908999090

[ Summary ]:
2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%