Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Nitropyridine N-oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1124-33-0

1124-33-0 structure

Name: 4-Nitropyridine N-oxide
Chemical Name: 4-Nitropyridine N-oxide
CAS Number: 1124-33-0
Molecular Formula: C₅H₄N₂O₃
Molecular Weight: 140.09700
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Nitropyridine
Create Date: 2018-09-21 08:44:48
Modify Date: 2025-08-20 00:12:30

Name	4-Nitropyridine N-oxide
Synonyms	4-Nitropyridine N-ox 4-Nitropyridine oxide 4-NITRO-N-OXOPYRIDINE 4-nitraminopyridine N-oxide wellno604aa Avitrol 100 4-Nitropyridine N-Oxide MFCD00006206 4-nitropyridine-N-oxide 4-Nitropyridine 1-oxide EINECS 214-395-4 4-nitropyridine-1-oxide

Density	1.43 g/cm3
Boiling Point	397.2ºC at 760 mmHg
Melting Point	159-162 °C(lit.)
Molecular Formula	C₅H₄N₂O₃
Molecular Weight	140.09700
Flash Point	194ºC
Exact Mass	140.02200
PSA	71.28000
LogP	1.54650
Water Solubility	insoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UT6380000

CHEMICAL NAME :: Pyridine, 4-nitro-, 1-oxide

CAS REGISTRY NUMBER :: 1124-33-0

LAST UPDATED :: 199710

DATA ITEMS CITED :: 16

MOLECULAR FORMULA :: C5-H4-N2-O3

MOLECULAR WEIGHT :: 140.11

WISWESSER LINE NOTATION :: T6NJ AO DNW

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 107 mg/kg

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

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 3916 mg/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 360 mg/kg

TOXIC EFFECTS :: Behavioral - coma Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - pig

DOSE/DURATION :: 7208 mg/kg

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

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - pigeon

DOSE/DURATION :: 20 mg/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - chicken

DOSE/DURATION :: 23 mg/kg

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

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - wild bird species

DOSE/DURATION :: 8 mg/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 960 mg/kg/15W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

MUTATION DATA

TYPE OF TEST :: Unscheduled DNA synthesis

TEST SYSTEM :: Rodent - hamster Cells - not otherwise specified

DOSE/DURATION :: 50 umol/L

REFERENCE :: NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736) V.1- 1869- Volume(issue)/page/year: 229,416,1971

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H301-H315-H319-H335
Precautionary Statements	P261-P301 + P310-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes	T:Toxic
Risk Phrases	R25;R36/37/38;R40
Safety Phrases	S26-S45-S37/39-S28A
RIDADR	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	UT6380000
Packaging Group	III
Hazard Class	6.1
HS Code	29333999

16527-88-1

1124-33-0

Literature: WO2011/108009 A2, ; Page/Page column 13 ;

694-59-7

15009-91-3

1124-33-0

Literature: Journal of Organic Chemistry, , vol. 18, p. 534,541

1122-61-8

1124-33-0

Literature: Tetrahedron, , vol. 37, p. 1871 - 1873

933761-82-1

1124-33-0

14873-01-9

Literature: European Journal of Inorganic Chemistry, , # 14 p. 2894 - 2899

694-59-7

~77%

1124-33-0

Literature: Taghavi-Moghadam, Shahriyar; Kleemann, Axel; Golbig, Klaus Georg Organic Process Research and Development, 2001 , vol. 5, # 6 p. 652 - 658

120309-62-8

1124-33-0

51166-71-3

Literature: Chemical & Pharmaceutical Bulletin, , vol. 36, # 10 p. 3753 - 3759

694-59-7

7664-93-9

7697-37-2

1122-61-8

Detail

Literature: Journal of Organic Chemistry, , vol. 18, p. 534,541

Precursor 6
694-59-7 16527-88-1 1122-61-8 120309-62-8
7664-93-9 7697-37-2
DownStream 9
33399-46-1 31872-57-8 36953-41-0 14474-56-7
14163-00-9 14151-21-4 504-24-5 3535-75-9
19349-78-1

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

1124-33-0	1124-82-9
119673-94-8	89283-71-6
52092-43-0	35363-12-3
38594-62-6	1678-49-5
19349-78-1	769-54-0
13050-20-9	1018302-28-7
2649080-84-0	741267-62-9
1018250-86-6	1798530-47-8
126946-61-0	1798679-67-0
1798679-73-8	386767-75-5